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Our fire door core is a non-combustible board made from the expanded vermiculite and inorganic binder. It contains non mineral or glass fibers or asbestos. It is both ecological and resistant to temperatures up to 1100℃
The boards feature good sound-absorbing and thermal insulating properties. Another advantage of the vermiculite boards is that they are easy to work using the normal wood-working tools. Various surface finishes can also be applied to the surface easily.
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Main application:? used as fire door cores, fire-resistant walls and ceilings, fire protection cladding for structural steels, fire protection for air-conditioning and cable trays etc.
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Vermiculite Panel Technical Date | |||||||
Bulk density (Kg/m3) | 400 | 500 | 600 | 700 | 800 | 900 | |
Maximum service temperature (‘C) | 1000 | 1000 | 1100 | 1100 | 1100 | 1100 | |
Compressive strength (Mpa) | 0.8 | 1.1 | 1.5 | 2.0 | 2.5 | 3 | |
Total porosity (%) | 74 | 70 | 67 | 65 | 62 | 60 | |
Liner reheat shrinkage (%) 24H@900’C | <4 | <3.5 | <3 | <2.5 | <2.25 | <1.9 | |
Thermal conductivity (W/mk) | @200’C | 0.1 | 0.1 | 0.12 | 0.13 | 0.14 | 0.14 |
@400’C | 0.12 | 0.13 | 0.14 | 0.15 | 0.16 | 0.16 | |
@600’C | 0.14 | 0.15 | 0.16 | 0.17 | 0.18 | 0.18 | |
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Standard Dimensions (mm) | |||||||
Length * Width | 1000x610 | 2100x900 | 2440x1220 | ||||
Thickness | 10-50 | 20-50 | 20-50 | ||||
*Customized shapes also can be supplied according to customer’s drawings |
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