Form: This specification covers one type of quartz cloth impregnated with a heat-reactive@ thermosetting@ hot-melt@ addition-type@ polyimide resin system@ furnished in continuous rolls of full width material Application: This cloth has been used typically for structural laminates requiring high strength@ excellent electrical resistance@ and heat resistance for long-term service up to 2300C (4460F) and short-time service up to 2600C (5000F)@ but usage is not limited to such applications Safety - Hazardous Materials: While the materials@ methods@ applications@ and processes described or referenced in this specification may involve the use of hazardous materials@ this specification does not address thehazards which may be involvedin such use. It is the sole responsibility of the user to ensure familiarity with the safe and proper use of any hazardous materials and to take necessary precautionary measures to ensure the health and safety of allpersonnel involved