http://www.elmerwallace.co.uk Passivation of Stainless Steel||||13||||2023/6/21 Passivation of stainless steelsIntroductionStainless steels are designed to naturally self-passivate whenever a clean surface is exposed to an environment that can provide enough clean oxygen to form the chromium rich oxide (Cr O) surface layer, on which the corrosion resistance of these alloys depe... https://www.elmerwallace.co.uk/blog.asp?date=6/21/2023&EventID=13 https://www.elmerwallace.co.uk/blog.asp?date=6/21/2023&EventID=13 Pickling of Stainless Steels||||12||||2023/6/19 CHEMICAL PICKLING OF STAINLESS STEELSPICKLING IS ONLY CARRIED OUT AFTER WELDINGNot for the removal of Iron contamination or cleaning!Stainless Steels have been around for over 100 years but when fabricating and welding it inevitably means the formation of oxides, discoloration and heat scale on the ... https://www.elmerwallace.co.uk/blog.asp?date=6/19/2023&EventID=12 https://www.elmerwallace.co.uk/blog.asp?date=6/19/2023&EventID=12 How to chose a weld cleaning machine||||10||||2023/6/20 BRUSH WELD CLEANING MACHINESThere are a number of misleading claims made by suppliers of weld cleaning machines which have resulted in customers buying the wrong piece of equipment for a particular application and spending excessive capital in the process.What we will try and do here is to look at t... https://www.elmerwallace.co.uk/blog.asp?date=6/20/2023&EventID=10 https://www.elmerwallace.co.uk/blog.asp?date=6/20/2023&EventID=10 Stainless steel in food processing||||7||||2023/6/17 Stainless Steel in food processingThe main property of stainless steel utilised by food & beverage processing is the presence of the chrome oxide inert layer. Without this thin passive layer a reaction would occur between the metal and the product leading to contamination. Although this passive laye... https://www.elmerwallace.co.uk/blog.asp?date=6/17/2023&EventID=7 https://www.elmerwallace.co.uk/blog.asp?date=6/17/2023&EventID=7 Ferroxyl Test for Free Iron||||4||||2023/6/18 We have introduced a new kit for the Ferroxyl Test for Free Iron, outlined in ASTM A380-13, section 7.3.4 & A967-13 Practice E. It is a very highly sensitive & hazardous test and should be used only when traces of free iron or iron oxide is "objectionable". Personnel familiar with its limitations an... https://www.elmerwallace.co.uk/blog.asp?date=6/18/2023&EventID=4 https://www.elmerwallace.co.uk/blog.asp?date=6/18/2023&EventID=4 Icetech - Dry Ice Blasting & Cleaning||||3||||2023/6/16 Dry ice blasting is a revolutionary cleaning method that uses dry ice pellets (CO2 in solid form) as the blasting media. The process is very environmentally friendly and provides a fast and effective alternative to traditional methods of cleaning industrial production equipment. Dry ice blasting wor... https://www.elmerwallace.co.uk/blog.asp?date=6/16/2023&EventID=3 https://www.elmerwallace.co.uk/blog.asp?date=6/16/2023&EventID=3 Trailers for sale or rent!||||2||||2023/6/14 Adam buys & refurbishes trailers and asked for advice on cleaning before resale. The trailers can be made from aluminium or galvanised steel. Samples of some Aclean products were supplied for trials with Aclean 0118 found to work best on dry surfaces. If you have a problem get in touch & we will see... https://www.elmerwallace.co.uk/blog.asp?date=6/14/2023&EventID=2 https://www.elmerwallace.co.uk/blog.asp?date=6/14/2023&EventID=2 No job too small||||1||||2023/6/15 No job too small Elmer Wallace Ltd were asked if it was possible to clean & pickle a large tank fabricated on a site outside Goole. Our technical staff assisted by writing the correct procedures, advised on Health & Safety and trained the operators on the operation & use of the equipment and chemica... https://www.elmerwallace.co.uk/blog.asp?date=6/15/2023&EventID=1 https://www.elmerwallace.co.uk/blog.asp?date=6/15/2023&EventID=1