Hemco UniFlo Hoods Capture Fumes
Hoods constructed of chemical-resistant, flame-retardant, nonsparking composite resin materials.
Hemco UniFlow SE fume hood
Hemco’s UniFlow SE fume hoods are constructed of chemical-resistant, flame-retardant, nonsparking composite resin materials and features construction that does not require screws, bolts, rivets or metallic hardware to assemble. The company says the fume chamber is molded one seamless piece with all corners covered for easy cleaning and light reflectivity. This series of fume hoods is offered in 48", 60" and 72" width, restricted bypass. According to the company, the lighting is an explosion-proof, incandescent light fixture, Class I Div II Group A, B, C, D, Class II Div II Group F&G, with a central switch, prewired to a single point junction box 115V /60Hz. AC, UL Listed.
The correct peripheral speed is an important consideration in getting the right results from your buffing operation. A buff that is turning too fast or too slow may result in damage to the buff or to the workpiece.
Surface finish types for commercially supplied stainless steel sheet are detailed in various standards. ASTM A480-12 and EN10088-2 are two; BS 1449-2 (1983) is still available, although no longer active. These standards are very similar in that they define eight grades of surface finish for stainless steel. Grade 7 is “buff polished,” while the highest polish—the so-called mirror polish—is designated Grade 8
Choice of equipment, media and compounds has a major impact on your finishing applications.