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vermiculite slab for fireplace characteristic:
1. environmental friendly. non-toxic and zero radioacticity, non-asbestos
2. excellent fireproof , according with GB 12955-2008 Class A1
3. light-weight, heat and sound insulation
4. easy to cut, saw
5. continuous working temp: under 1100 centigrade
6. technic: moulding
7. shape: regular , irregular or manufactured as ur requirement,any size can design as ur need
8. density (kg/m3): 400-700 kg/m3
9: bending strength: 0.574-5.33Mpa
10: compression strength: 0.690-4.90Mpa
11. thermal conductivity: Max. 0.020W/mK at 600centigrade Max. 0.0128W/mK at 34.51
12. accurate thickness and size
Vermiculite board has good fireproof and non-combustible functions. The non-combustible fire rating is A1 grade which is the highest grade. It mostly used for ?higher fire protection requirements building, such as hotel, office building, shopping mall, school, hospital, laboratory,etc.
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