Heat Insulation

SUNWELLSEALS have four holding factories to manufacture asbestos, glass fiber, ceramic fiber and other insulation products. SUNWELLSEALS is one of earliest production enterprises of refractory fire and heat insulator in China.


SUNWELLSEALS offers complete range ceramic fiber insulation products. Ceramic Fiber with its outstanding performance, high temperature resistant, up than 100 Degree C. widely used in steel mills, power plant, etc. In order to meet different requirements, we offer OEM service, and according to the request of production and service.
Heat Insulation
Ceramic Fiber
Ceramic Fiber

SUNWELLSEALS is a specialized manufacturer on C/E glass fiber yarn, cloth, rope, tape, blanket, sleeving, etc. Fiberglass round rope with rubber had been widely used in steel mills. We complete full range of glass fiber products.
Heat Insulation
Glass fiber
Glass fiber

SUNWELLSEALS is a specialized manufacturer and exporter on various expanded graphite yarn, cloth, tapes, and carbon fiber cloth and tapes, they are can be reinforced with steel wires. Carbon Fiber products in many areas as asbestos substitution.