... -1900mm 2,Area density:20-600gsm 3,Flame retardant Fire-proof paperDescription:Our company is one of ... capable for industrial mass-production of fire-retardant and the technology for mass-production. Our ... commonly used as the basic materials for fire-retardant honeycomb board, high standard wall-paper, ... manufacture using the materials customer offers.Flame-retardant testing: Light the paper, and there is ...