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Insulation material heat resistance grade

  Insulation material heat rating corresponding to the temperature refers to the level of insulation material to allow long-term continuous operation of the temperature (not to be understood as the maximum working temperature of the insulating material)

  Y-type: 90 ° C Insulating structure composed of un-impregnated cotton yarn, silk and paper or a composition thereof

  Class A: 105 ° C An impregnated structure impregnated with or impregnated with liquid dielectrics (such as cotton yarn, silk and paper, or a composition thereof in transformer oil)

  E grade: 120 ° C An insulating structure composed of a synthetic organic film, a synthetic organic enamel, or the like

  B grade: 130 ° C Insulating structure consisting of impregnated or impregnated with a suitable resin, coated mica, glass fiber, asbestos, etc., and other inorganic materials, suitable organic materials or compositions thereof

  F-grade: 155 ° C Insulating structure consisting of a suitable resin bonded or impregnated, coated mica, glass fiber, asbestos, etc., and other inorganic materials, suitable organic materials or compositions thereof

  H grade: 180 ° C Insulating structure composed of a suitable resin (e.g., silicone resin) bonded or impregnated, coated mica, glass fiber, asbestos or the like or a composition thereof

  C grade: Insulating structure composed of a material such as mica, ceramic, quartz or the like which is adhered or impregnated with a suitable resin, coated mica, glass fiber,

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伟德bevictor Xuchang Yongteng Insulation Materials Co., LTD
Address: Caozhuang Industrial zone, Xuchang , Henan
Tel: 400-0374-869
Fax: 0374-3177266

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