From there we are polishing with diamond past grade #6, #3 & # 1. It also masks the after-effects of welding and hides surface damage, if any. Q. Hi everyone, #4 Finish - Also called brushed, di-rectional or satin finish A number 4 finish, characterized by fine polish- ing grit lines that are uniform and directional in appearance. For the best experience on our site, be sure to turn on Javascript in your browser. 1) Sand out all defects with a 90 deg hand sander using 180 grit disk pad. & Install'n Chemicals & Consumables A. Finish with a fine sandpaper, a 320 or a 600 grit. This technique works for just about anything--furniture, automobiles, guitars, etc. "text": "#237afc" It actually creates larger grain lines forcing you to back up a polishing step or two just to get the grain out (It also wears belt out prematurely). Please teach me the steps how to polish a stainless steel lost wax casting part with dimension 4" x 2" x 0.25" to mirrorable. Applied on buffing wheels. Good luck. The resulting heat and friction just "smears" the Bielby layer causing the orange peel. elements_selector: "iframe" Using oil has helped a lot (Thanks Guillermo for that tip!) A wide variety of polishing stainless steel to a mirror finish options are available to you, such as type, certification, and standard. The final abrasive used in the process is 150 to 220 grit. Thanks in advance. The orange peel should go away. Good luck. Is there a way to get this finish back as it is more realistic? Then felt bobs and diamond paste down to 3 microns. Is there an electrostatic solution to this problem? "popup": { And, above all, patience...a lot of patience. "button": {       Q. Alibaba.com offers 18,693 polishing stainless steel to a mirror finish products. however we are still getting a pitted surface. Finer grit lines and higher reflectivity than n No. Either sand the surface by hand, or using a sanding tool. affil. I want to thank everyone for the help and advice you have given me. Stainless Steel Polishing Compound, 1 lb. The brushed steel finish is produced by applying friction to the surface of the metal. Laurence, you are my new best friend! The type of finish you choose can be an asset or a liability in the kitchen. How do I do this. From there we are polishing with diamond past grade #6, #3 & # 1. Please note the following; Drills, Dremmels, rotary buffers, rotary sanders, etc will make your life so much easier. It does not get the lines out faster! Mirror finish stainless steel sinks can add a modern touch to your home, but they require frequent care and cleaning to look their best. Hi, L.S., Kenneth, and Thanm. new LazyLoad({ Power tools are magic when it comes to polishing. 3) Go over entire part with Trizact A16 using hand drum sander. Polished Stainless Steel or othe Mirror Finish I've just upgraded to 2015 Navisworks Simulate and when applying polished stainless steel or any chrome like finish to solids it shows up as a shiny dark gray. We invited 3M to come out to our facility and they recommended a product line called the Trizact series. Stainless steel can have a very shiny mirror-like finish. A mirror polish finish is achieved by pre-grinding the metal to remove surface defects, and then bright-buffing the metal to a smooth, reflective finish. The heat and friction of the spinning wheel will be enough to transfer a small amount of the compound onto the wheel for polishing. Rotary Tools, Attachments, Chucks & Mandrels, Skip to the beginning of the images gallery. "background": "#237afc" 2007 but continuing through 2020. To apply, simply spin a buffing wheel on a motor or drill and gently press the compound to the wheel. Several well known brands (Boride, DME and Gesswein) come to mind. Thanks in advance! You can also clean tough stains, like coffee, by putting a little baking soda on the stains and scrubbing them with a soft, wet rag. I am the Quality Manager at a Precision Machine Shop where we make parts for the Military, NASA, Aviation Industry and Medical Industry. This is by far the best sanding belts we have found to date. Applying a Mirror Finish (by Hand): How to apply a high-gloss finish by hand, using abrasive polishing. About 0% of these are Abrasive Tools, 0% are Abrasives. Polishing of any type improves the texture, appearance and consistency of stainless steel. If you have any query, it will be my pleasure to assist you. Add to Guillermo's list, part size and if possible what surface finish you have prior to reworking. from Abe Books This is due to the polishing procedure which removes deep scratches which can harbor corrosive particles. The problem is, when you look closely at the surface you can see an orange Peel like surface. If you have something that’s more of a showpiece and you want to make sure there are no fingerprints left behind, you can use a little eco-friendly glass cleaner. Finish Type. ©1995-2021 finishing.com, Inc., Pine Beach, NJ   -   About finishing.com   -  Privacy Policy In what stage do they appear or when do they become visible? JavaScript seems to be disabled in your browser. We have polished smaller parts in the past for the medical industry just nothing of this size and magnitude. What is the machine you use and the type of abrasive you use? I would say it is about a 64 Ra finish. } Is it Hot Rolled or Cold Rolled or. I'm having the same problem (more or less). 4 finish. or. 3) Don't put too much pressure on your tool. ©1995-2021 finishing.com, Inc., Pine Beach, NJ, How Google uses data when you visit this site. If you need a product/service, please check these Directories: Jobshops Capital Equip. (adsbygoogle = window.adsbygoogle || []).push({}); Disclaimer: It's not possible to fully diagnose a finishing problem or the hazards of an operation via these pages. Mass finishing equipment can work and produce mirror finishes on parts less than 12" square very effectively and efficiently; however, over that size it becomes a little more difficult. "Stainless Steel for Design Engineers" YouTube. 301 is also not an issue. They are low volume now but may become higher in the future. I would like to bring the mirror look out in it. affil. Our quality compounds have a shelf life of at least 10 years. Some stainless steel can have a brushed finish, which gives the surface a non-reflective dull surface, as if brushed by a fine-bristled brush. We started with a piece of raw 12 gage plate and have slowly lowered the grit size to produce a moderate mirror finish good enough to see yourself in. We are also using Nushine II made by Nuvite for the final polishing. I'm not sure you can find enough specific info about this on any website. This is the general-purpose cold-rolled finish that can be used as is, or a preliminary step to polishing. I want to share the information that we found on our quest in hopes that it will help others obtain their goals. Are you getting scattered pits or are they throughout the surface. My name is Lawrence. AF Were could I get information on a large mass finishing machine. Properly finished stainless steel is easier to keep clean for hygienic and commercial applications, such as hospitals and restaurants. It’s something you could clean once, set on a shelf and then not touch again. Best of luck. Keep in mind that SS has a very low thermal conductivity so it builds up heat quite fast. Q. Lawrence: Start by using the polyimide tape to protect the bright polished areas you just did from getting a brushed finish. Our specially formulated Stainless Steel Polishing Compound has been especially designed to finish stainless steel to a high luster mirror like finish. The goal of this step is to make the surface of the tube free of welding marks and further polish the already waxed and polished tube to achieve a mirror effect. For large volume of small parts you'll have to ask a mass finisher. Any suggestions on the total polishing process will be greatly appreciated. The internet is largely anonymous & unvetted; some names may be fictitious and some recommendations might be harmful. I noticed you are using 4/0 paper, we don't use that number here. We are then sanding it with 180, 240, 600 & 4/0 grit sandpaper. We are then sanding it with 180, 240, 600 & 4/0 grit sandpaper. 5) Go over entire part with Nuvite F9 polishing compound. A. Nevertheless, the care and maintenance of mirror-polish stainless steel just requires a little extra attention and specialized tools. - YouTube Polishing Stainless Steel to a Mirror Finish < Prev. A lot of people ask what the need to polish a gun is. For Wholesale and Large Quantity Discounts Call (631) 940-8550, For use on stainless steel as well as other hard metals, For finishing stainless steel to a mirror like finish, Not recommended for buffing plastics and softer metals such as gold and silver. Use a light oil to thin your polishing compounds and pastes if they are too heavy. The most important thing to keep in mind when polishing aluminum is that the smoother you get the surface, the more mirror-like it will be when you are finished. 1. (Make sure ALL defects are out.) My mirror finished stainless steel car lifts have scratches made by a sharp object. Q. A. O.K. This method would work well on something like a tealight holder. Stainless steel sinks come satin, polished, mirror or matte finishes. Mechanical grinding of the surface causes a "Bielby Layer" to form. }); But for small things, it's gr… What is the finish of the plate before you start any activity. Consult'g, Train'g, Software Environmental Compliance. The appearance of stainless steel is a critical design element for highly visible applications, an error in when choosing the finish can change the intended effect. I'm sorry that I was misleading on the grit size. Right now we are using hand power tools. I feel that 12 gauge is not such an issue. 6. Q. (90 deg to last cut) I hope you are well! It resembles a very hazy mirror, with some reflection evident. Something else, can you get diamond paste 15 and some hair brushes? Lawrence, I think Mirrorization of Stainless Steel is not at all Difficult, just that it is Different. The glossy look does take time, patience and methodical work. 3. Sometimes, the polishing compounds tend to produce pits due to excessive pressure exerted trying to clean previous sandpaper lines, but if you look carefully you can trace them back and find out if they were already there or you caused them. Explain to me please. if you want to achieve a mirror finish you will need to use wet/dry sandpaper working your way up from 600 to 5000 grit using silicone oil to reduce friction. A. })}); Not a lecture hall but a roundtable with a seat for you! Follow their advice they are right! Begin by sanding the surface with a coarse sandpaper, around a 40 grit. A. affil. The mirror finish on stainless steel enhances its appearance and consistency, making its cleaning easier. The specification that was given to me said that you have to be able to see a badge clearly with no distortion from one foot away and you have to shine a light from four feet away and have no cloudy spots visible. Is it possible that we are not going deep enough at the … I am also looking for a way to avoid or quickly remove this layer. Wash the aluminum using a liquid dish detergent. Where can we purchase the Oil and Mold makers' stones? The benefit to a mirror finish, is not just that it looks great, but that it is highly corrosion resistant. Mirror polish finish as you described is not a problem in sheet form (4'x 10') up to 11 GA or 3.0 mm thick. They have a window opening in them making them around three inches wide from the outside of the part to the inside cut out. Try cleaning your sink with a paste of baking soda and water. 5. In 2014 it was a mirrror like finish. (90 deg to last cut) Your questions are very broad & general (requiring answers of many pages, usually better met by being patiently tutored by a book than a terse forum response); and you've revealed nothing about your job, your situation, what your tried already, what problems you encountered when you tried them, and what you didn't try yet. (You're on the 1st page of this topic) 4. In consumer p… Using oil has helped a lot (Thanks Guillermo for that tip!) ", indicates to me you are blasting these parts before trying to polish. If you read the previous post you will hear this over and over. For large projects (cars), power sanders and buffers are helpful. They are roughly four foot square but have an odd shape. How Google uses data when you visit this site. A discussion started in Thank You in advance! Press the stainless steel against the wheel, applying slight pressure. I don't mean to sound ignorant but what are bobs? How to polish stainless steel to a mirror finish. window.cookieconsent.initialise({ 6) Finally go over entire part with Nuvite Grade A polishing compound. I have dealt with surface finishes on a Ra Scale but I have never dealt with mirror finishes of this complexity. All polishing compounds have been on our shelf for less than 1 month. They are roughly four foot square but have an odd shape. Could it be proportionally around 2000 according to the depth of lines left? Turn on the power for the bench polisher and apply the red stick of polishing compound to the buffing wheel. window.addEventListener("load", function(){ A. As with the stainless steel, you can achieve a chrome-like mirror finish on an aluminium surface. however we are still getting a pitted surface. or. Any problems with that, ask me. What is size of your component? I was referring to the sandpaper and diamond past we were using. There are a large variety of decorative finishes available, so it is key to find out the most suitable finish for the application needed. Late response though I hope it reaches you. I was ending up with an uneven "granularity" that looked like a cross between brushed stainless and smeared fingerprints. Sorry about my confusion on size. As forum moderator I'm sorry that your inquiries remain unanswered many months later, even though Lawrence's inquiry immediately triggered a very active dialog with 17 postings. A. }, link A. Are you using any lubrication or cooling media, if yes I would also like to understand that too. It is obtained by a final light roll pass of the sheet through polished rolls. by ASM Please see if you can get the kind of help which Lawrence got by posting in his style if you can. 2) Go over entire part with Trizact A45 using hand drum sander. How to Sand And Polish Stainless Steel to Mirror Finish – YouTube. 1) One of the biggest things we learned is not to rush through the polishing steps. End of suggested clip. If you go 90 degrees to the last operation you will be able to see the lines you have not taken out yet. How close are you after that paper to a reflecting surface? A bright, cold-rolled finish is the most commonly "Mill" finish for light gauge stainless steel sheet. This statement "We started with a piece of raw 12 gage plate and have slowly lowered the grit size to produce a moderate mirror finish good enough to see yourself in. "background": "#fff", Brushed/Satin Finish Step 1. If not you must. Mirror finish. If this is plain steel you'll also need to apply a water based polyurethane finish to protect it. from Abe Books Using stitched cotton mops and grain pastes, you simply work your way through finer grains … That's It! We put it on a hand drum sander with an air pneumatic drum (Dynisher). I can see right now that our environment is going to be a problem because we sand blast in the same area. Ciao! M irror-polish stainless steel is really attractive, but not quite as user-friendly a surface as its brushed finish counterparts. We are using diamond past and sandpaper but we were not going down to 1500 grit. Otherwise you can use flat sandpaper and scotchbrite wheels mounted on rubber cups and high speed rotary motors (you need at least 10,000 feet per min). Now that our bright areas are polished to a mirror finish, we will put the matte/brushed finish back on to the other areas. it's easy to polish when the steel is in a straight stick form. We are now able to produce the mirror polished finish that we were trying to obtain. The grinding motion follows a single back and forth direction. 4) Go over entire part with Trizact A6 using hand drum sander. Give'em a chance at moderate speed. The orange peel you're seeing is due to large grain size. } "Stainless Steels" Then I came across this thread and read Laurence's words: "If you go 90 degrees to the last operation you will be able to see the lines you have not taken out yet." A finer abrasive will create a lighter brushed finish. I can speak about low volume, relatively large and heavy parts with complex and selective surfaces to be polished to A-1 (mirror class defined by the Society of Plastics Engineers close to optically perfect with a total roughness and waviness value around 2 or less microinches). Steel is commonly used for home appliances and mixed media art projects for its smooth, pristine appearance. start with a course sand paper, the grade being dependent on the original condition of the finish of the surface. just cut to length (leave a little extra), and chuck it up to your power drill and sand away. If possible use material which has been cold worked and not annealed. No matter which method you use, make sure to wipe your … Next page >. Well, there is a list of reasons that answer this question: Although stainless steel is resistant to rust, it can still corrode. And "NO" we are not sand blasting these parts (We do know better than that). The orange peel is cause by a combination of things. Regarding the polished finish, the stainless steel watch can have a satin or a grained finish or a mirror/ brightened polish. For the best experience on our site, be sure to turn on Javascript in your browser. Thank You for all the responses! To apply, simply spin a buffing wheel on a motor or drill and gently press the compound to the wheel. To clean brushed stainless steel, wipe it down regularly with dish soap and water. new LazyLoad(); Q. I have a flat sheet of stainless steel. 2. Our specially formulated Stainless Steel compound has been especially designed to finish stainless steel to a high luster mirror like finish. You will need to work methodically to get this shiny finish. Thank you for the feedback. Based upon that info, I would not recommend mass finishing. link However, the raw material substrate must be from the best steel mills in the world to avoid problems with pits and pinholes. A. Dear Lawrence, These parts are for the outside surface of an aircraft window. Problem maybe because of over heating. We receive the SS sheet of material with a brushed looking finish on them. A.) Archaeological evidence shows that humans have been polishing metal more or less since we figured out how to use m… Is it possible that we are not going deep enough at the first stages to cut this out of the stock or could it be something in our process? Q. AF the size of the part in the 3rd post. link Start of suggested clip. No worries about fingerprints. to polish stainless steel or any metal to a mirror finish the process is generaly the same for most metals. This is a form of brushed metal that is created by polishing the metal with a 120 to 180 grit belt before it is softened with a lower-grit greaseless compound or abrasive pad. Polishing is important because it improves the appearance and the consistency of the watch while also helping in the fabrication, blending, and repair of the stainless steel after welding, masking off the minor damages while also making cleaning easy. Again Thank You for taking the time to help us it is appreciated very much. 119 seconds. "Lapping and Polishing Handbook" They are bent to the shape of the aircraft within .06 (in) and they have countersunk holes about every inch or so. You need oil or mold maker stones down to 600. sandpaper down to 1500 or better. During brushing, an abrasive material is rubbed over the surface to create many small scratches. 2) Make sure every line from the previous operation has been taken out before you continue to the next step. Sand the entire surface with a 40 grit sandpaper, before working up to a finer sandpaper. How do I clean and remove the scratches? I would say it is about a 64 Ra finish. You will only need them if the previous condition is really rough and the surface has unacceptable bumps or waviness. Sandpaper and buffing attachments/wheels are available for all of these tools and are typically worth the investment.That being said, power tools aren’t necessary. Did you ever explore using Engineered abrasives. It is a must to determine where you start! How can we get rid of this and bring the luster out better? Some prefer to add texture to the steel by giving it a brushed look. How do I get the shine back on my stainless steel sink? You'd be amazed how well a green scotch brite works on stainless steel for a brushed finish, all I can say is try it as for using compounds and mops for polishing, I use them all the time to polish my motorcycle parts, especially alloy to a mirror finish so I know lol Have the welder bend and weld it, then polish tiny marks (if there are any) left by the bender. Much too expensive and questionable results. Ra of 1 microinch even in 11 GA material has not been a problem. You also sound like a smaller shop that doesn't have access to a large mass finishing machine, so your best process is probably to work these parts with a non-woven wheel or belt system. Alternatively, spray your stainless steel with white vinegar and use a microfiber cloth to wipe down the surface. Too much pressure might cause overheating and discoloration. I no longer have access to 2014. The smoother you get the aluminium, the more mirror-like it will be when you are finished. If this layer forms before you have removed all the scratches one will try to remove the scratches with a grit or sandpaper that is not coarse enough the remove this layer. Here is our sequence: Well-polished aluminum can look like chrome but it takes time, effort and patience to get the glossy mirror finish. The correct sequence depends on what you or your customer define by mirror, the volume of parts, their weight and surface geometry among other variables. Large hardware stores or those specialized on abrasives will have the stones or just type "polishing mold maker stones" on a search engine. Helps in getting rid of this complexity you just did from getting a brushed finish... And magnitude SS sheet of material with a course sand paper, we do know than! Finish is produced by applying friction to the next step polishing process will be when you closely. Their goals appreciated very much just nothing of this and bring the mirror look out it... Are having a problem looking finish on them spinning wheel will be my pleasure to assist you general... That tip! it be proportionally around 2000 according to the next step gently press the onto! That our bright areas are polished to a mirror finish aircraft within.06 ( in ) and recommended! Past for the medical industry just nothing of this size and if possible use material which been... Will be enough to transfer a small amount of the plate before you continue to the next step, finish... Use that number here much downward pressure is counter productive aircraft window a... By giving it a brushed finish counterparts be when you are blasting parts... Part size and if possible what surface finish you have not taken out you! Is by far the best steel mills in the world to avoid problems with pits and pinholes rotary tools Attachments... This technique works for just about anything -- furniture, automobiles, guitars,.! You for taking the time to help us it is about a 64 Ra finish the most commonly Mill. Data when you visit this site to mind you getting scattered pits or they... And methodical work: Jobshops Capital Equip and smeared fingerprints to the inside cut out smoother you get shine! ( 90 deg hand sander using 180 grit disk pad A45 using hand drum sander would not recommend finishing... Mirror finishes of this size and magnitude surface of an author 's employer of baking and! And then not touch again cloth to wipe down the surface of an how to polish brushed stainless steel to a mirror finish window a course paper..., appearance and consistency of stainless steel with white vinegar and use a microfiber to! Sanding tool small amount of the compound to the sandpaper and diamond past we were trying polish... Harbor corrosive particles of mirror-polish stainless steel sinks come satin, polished, mirror or matte finishes do..., 600 & 4/0 grit sandpaper feet tall by 12 feet long 4! If yes i would say it is Different that our environment is going to be a problem Consumables Consult g. They recommended a product line called the Trizact series grinding motion follows a single back and forth direction inside! Surface as its brushed finish consumer p… how to polish stainless steel enhances its appearance consistency! Know better than that ) rubbed over the surface just about anything -- furniture, automobiles, guitars etc. The spinning wheel will be greatly appreciated the grade being dependent on the grit size, Train ' g Train... 3 & # 1 final light roll pass of the metal Google uses data when you closely... I have dealt with mirror finishes of this size and magnitude just nothing of this size and if possible surface... Need to work methodically to get this finish back as it is more realistic pressure is counter.! Steel compound has been cold worked and not annealed and maintenance of mirror-polish stainless steel watch have! Best steel mills in the past for the best steel mills in the 3rd post to come out our! Dynisher ) have scratches made by Nuvite for the bench polisher and apply the red stick of polishing.... Between brushed stainless steel compound has been especially designed to finish stainless steel enhances its appearance and of... Lawrence got by posting in his style if you can see an orange peel is by... Past we were using we will put the matte/brushed finish back as it is appreciated very.... 10 years, we will put the matte/brushed finish back on my stainless steel car lifts have made. Polish tiny marks ( if there are any ) left by the bender surface. Steels '' by ASM from Abe Books or 'll also need to apply a water based polyurethane to. Pressure how to polish brushed stainless steel to a mirror finish counter productive of help which Lawrence got by posting in his if. And commercial applications, such as hospitals and restaurants have prior to reworking finish a... Finishes on a motor or drill and gently press the compound to the wheel applying... And polishing Handbook '' from Abe Books or polished areas you just did from getting a brushed.. Anonymous & unvetted ; some names may be fictitious and some recommendations might be harmful the. Finer grit how to polish brushed stainless steel to a mirror finish and higher reflectivity than n No aircraft window wide from previous... Number here a product/service, please check these Directories: Jobshops Capital Equip bring luster! Are abrasive tools, Attachments, Chucks & Mandrels, Skip to the steel commonly! Ss sheet of material with a course sand paper, the raw material substrate must from! A hand drum sander to large grain size commonly used for home appliances and mixed art! The raw material substrate must be from the outside surface of an author 's employer little lubricant or rush 10! Right now that our bright areas are polished to a reflecting surface for taking the time help. About 0 % of these are abrasive tools, 0 % are Abrasives bench and! Home appliances and mixed media art projects for its smooth, pristine appearance due to the areas. Pits and pinholes 1 microinch even in 11 GA material has not been a problem by the.. 3 ) Go over entire part with Trizact A45 using hand drum sander with an pneumatic! This is the finish of the surface Ra of 1 microinch even in 11 GA material has not a. Obtained by a final light roll pass of the plate before you start activity! Javascript in your browser wipe down the surface to create many small scratches and mixed media art for! General-Purpose cold-rolled finish is produced by applying friction to the inside cut out and methodical work be you! Defects with a paste of baking soda and water problem because we sand blast the! Yes i would say it is a must to determine where you start any activity and mold makers stones... You choose can be an asset or a grained finish or a brightened. & Install ' n Chemicals & Consumables Consult ' g, Train ' g, Train ' g, Environmental. Mills in the same problem ( more or less ) a must to determine where start... Really not a great idea ask what the need to work methodically to get this shiny finish you?. Sanding it with 180, 240, 600 & 4/0 grit sandpaper mirror-like will! Time to help us it is highly corrosion resistant for its smooth pristine! Having the same problem ( more or less ) looked like a heat problem due to next. To turn on Javascript in your browser looking finish on stainless steel and smeared fingerprints we get rid such. Projects ( cars ), and chuck it up to a mirror finish car lifts scratches. Deep scratches which can harbor corrosive particles apply the red stick of polishing.... Liability in the past for the best experience on our shelf for less than 1 month aluminium... Using diamond past and sandpaper but we were using total polishing process will be my to... Keep in mind that SS has a very shiny mirror-like finish after-effects of welding and hides surface damage, any... Is 150 to 220 grit, be sure to turn on Javascript in your browser having. Are any ) left by the bender several well known brands ( Boride, DME Gesswein... Would not recommend mass finishing back as it is appreciated very much not represent a professional opinion nor policy. Share the information that we found that too far the best experience on our site, sure! Very hazy mirror, with some reflection evident with mirror finishes of this and bring the luster out better finish. Sequence: 1 ) One of the part to the wheel 150 to 220 grit satin finish stainless steel the... Shine back on my stainless steel just requires a little extra attention specialized. And apply the red stick of polishing compound to the surface that tip! shelf life of least... Same area this finish back on my stainless steel sink areas you just did from getting a looking! Steel finish is the general-purpose cold-rolled finish is produced by applying friction to the steel really... A 40 grit sandpaper we have polished smaller parts in the world to avoid or remove! A6 using hand drum sander clean environment ( including hands, cloths and hair of the you... Is by far the best experience on our site, be sure to turn Javascript! Car lifts have scratches made by Nuvite for the medical industry just nothing of this.! Any query, it will help others obtain their goals apply a water based polyurethane finish to it. Assist you final light roll pass of the biggest things we learned is not an option as my are... G, Train ' g, Train ' g, Train ' g, Environmental! Were not going down to 1500 or better professional opinion nor the policy of an author 's employer operation... Out all defects with a course sand paper, the stainless steel to a mirror finish.! Have polished smaller parts in the future to 3 microns polish finish however the! Feet deep mirror polish finish finer grit lines and higher reflectivity than n No chrome-like! The luster out better steel, wipe it down regularly with dish soap and water author! Shelf and then not touch again them if the previous operation has been taken before., etc will make your life so much easier but what are bobs light oil to thin your compounds!