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When Drew joined 3M in St. Paul, Minnesota in 1921, it was a modest manufacturer of sandpaper.While testing their new Wetordry sandpaper at auto shops, Drew was intrigued to learn that the two-tone auto paintjobs so popular in the Roaring Twenties were difficult to manage at the border between the two colors.
Cheap sandpaper was often passed off as glass paper; Stalker and Parker cautioned against it in A Treatise of Japaning and Varnishing published in 1688. [5] In 1921, 3M invented a sandpaper with silicon carbide grit and a waterproof adhesive and backing, known as Wet and dry. This allowed use with water, which would serve as a lubricant to ...
Sandpaper refers to abrasive paper that uses sand as the grit although many people use it as the generic term.Zarboki 10:50, 2 November 2005 (UTC) Coated abrasives is even more generic and is the term used by the industry, and you could argued that sanding belts that use cloth as a backing are not paper. Actually, if you do a google search on ...
Pounce is gently sprinkled all over the writing on the paper. When using a quill or a steel nib, and with inks that are made up to match those typically in use during the 18th and 19th centuries, and provided the pen has been used with the fine strokes typical of handwriting of that period, the handwriting will be sufficiently dry within 10 seconds to allow the paper to be folded without blotting.
In August 2010, 3M acquired Cogent Systems for $943 million, [45] and on October 13, 2010, 3M completed acquisition of Arizant Inc. [46] In December 2011, 3M completed the acquisition of the Winterthur Technology Group, a bonded abrasives company. In 2011 by 3M created CloudLibrary as part of its library systems unit as a competitor to ...
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