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Hot Sell China Fire Resistant Materials Polyisocyanurate Foam Board
1. introduction
Polyisocyanurate Foam is formed by the reaction of excess isocyanate with the reaction of polyol, and its fire resistance and mechanical properties are better than those of the general polyurethane foam.
2. Performance characteristics
(1)Fire protection level is in line with higher standards
(2)Using temperature range -196℃~+120℃
(3)Obturator high rate, low water absorption rate
(4)Dimensional stability
(5)Excellent mechanical properties
(6)Can be cut into various specifications according to customer requirements tubular or sheet foam
3. Main technical index
(1) Density:40-60 kg/m3 or can be custom made
(2) Thermal conductivity: ≤0.024 W/(m·k)
(3) Compressive strength: ≥200 kpa
(4) Fire rating: B2 or can be custom made
(5) Oxygen index: >26% or can be custom made
(6) Water absorption: ≤5%
(7) Closed porosity: ≥90%
(8) Continuous operating temperature: -196℃~+120℃
4. Application
Polyisocyanurate Foam board, as the low temperature pipes and its supporting parts of a new cold insulation material products, applicable to petrochemical, LNG, cold storage, shipbuilding and other industries transport low temperature cold agent in the device, used as a support bracket, hanger parts of cold insulation components, high strength, low thermal conductivity, bibulous rate is small, resistance to hydrolysis, non-flammable, beautiful shape, etc, it can replace wood, usually adopt welcome by users.
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