Waterproof and Fireproof Fiber Cement Board for Exterior Wall

1.Fiber cement board is a stable performance and light weight building &decoration board used cement as major and natural reinforced, with the process of pulping, emulsion,forming, pressing,
autoclaving ,drying and surface treatment.The color is gray. With the sanding surface, thickness uniformity is better and grain is clearer. And because of the cement , the strength is higher, and water proof performance is much better.So fiber cement board is the highest quality product in domestic and foreign building materials market 

2,Product characteristics :
Density : 1.2-1.5G/CM3
Fire-proof Rate : A-Class incombustible (GB8624-1997)
Incombustibility(min): 240 minutes (GB/T9978-1999)
Water content : ≤30%
Swelling ratio: ≤0.4%
Anti-bending Strength: ≥16MPA 
Frost resistance : Don't appear cracking and delamination after 25 cycles of freezing and thawing . (GB/T7019-1997)
Radioactivity: standard of GB6566-2001 (A-class Decoration Materials)

3,Recommed application: 
Partition board , exterior wall cladding , panel, suspended ceilings ,light
weight grouting panel, interior dry wall decoration board ,interior wall 
after painting and coating .