IS 9299 Pt.3/Sec.4-1982

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标准号:IS 9299 Pt.3/Sec.4-1982
发布日期:1983/3/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:1.1 This standard (Part Ill/Sec 4 ) applies to several types of rigid mica materials based on mica splitting or mica paper for application in electrical heating equipment. These products may be made from muscovite or phlogopite mica with suitable bonding medium.1.2 The binder may be totally driven off in service, giving a material which needs to be supported or may remain totally or partially, giving a self supporting material; in this case, this binder must have the necessary resistance to the operating temperature.

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