... covers. Yarn Specifications:1~5Ply.Tex 400, 525, 630, 780, 1000, 2250.Reinforced with stainless steel wire or glass fiber.Application ... up :12604.Size:1-5plies5.Tex:500.525.630.780.1000. ect Ceramic fiber yarnIt is made from alumina-silica ceramic ... -5pliesTex: 500, 525, 630, 780, 830, 1000, 2250 etc.Application:It is used as heat insulation materials in thermal installations and heat ...