... protection 2.Fireproof,waterproof,quakeproof. 3.Green Materials Fiber cement board is mainly made from silicious material, calcium ... ) Other sizes customized3.Main parameter:1) Main materials: Tobermorite, cement, quartz sand, reinforced fiber2) Color: gray, dark gray3) ... in bulk 4.Product data:Materials: silicate, quartz sand, plant fiber, etc.Fireproofing features: Incombustible A-class material ( ...