| Message: | Plastic and rubber insulation board is soft heat-insulating, heat-preservation and energy conservation materials made from advanced technology and advanced full-automatic continuous production line, with nitrile-butadiene rubber and polyvinyl chloride (NBR, PVC) which perform best as main raw materials and other high quality auxiliary materials through foaming and special procedure.
Application:
Central air conditioning system refrigeration units and equipment
Frozen water pipes
Condensate pipe
Ducts and hot water pipes
Item Unit Specs
0 Grade I Grade II Grade
board tube board tube board tube
Density Kg/m3 65-70 60-65 60-65
Oxygen index ≥ 40 32 28
Smoke density（SDR） ≤ 70 75 75
Thermal Conductivity W/m.k ≤0.034
（20℃）
Water vapor coefficient G/(m.s.pa) ≤10×10-10 ≤7×10-10 ≤4.5×10-10
factor - ≤10×10-10 ≤7×10-10 ≤4.5×10-10
Water absorption （ in vacuum） % ≤10
Stability % ≤10
（105+-3，7d）
Crack resistance N/cm ≥3.0
Compression Rebound % ≤70
( 50% 72h)
Anti-ozone - non - cracking
（202Pa 200h）
Ageing resistance（150h） - Slight wrinkle, no crack, no pinhole, no deformation |
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