Firestop expansion module refractory time

Firestop expansion module refractory time _ Hebei Hongyuan Fireproof Materials Co. www.hbhyfh.com intumescent firestop module is a new fire blocking material, non-toxic expanded material and special process, mainly used in petrochemical, power , telecommunications, metallurgy and other industries wires, cables, electrical fire blocking, the product combines the traditional organic fire blocking materials, inorganic fire blocking materials all the advantages and fire retardant package, is a traditional blocking material replacements. Firestop expansion module Thanks to an advanced fire protection technology thermal expansion, refractory products for a long time. By the state fire inspection center, fire resistance of more than 180min; laboratory testing by the Company, the refractory time of 300 minutes, three hours more than the standards prescribed by the state.