
- Rubber-Plastic Foaming Insulated Material


is rubber and plastic foaming heat preservation material with soft material, closed-bubble structure and good aging resistance performance that is foamed with special technology material by using nitrile rubber (NBR) and PVC as main raw material.
This product can be widely used for various cold medium pipes of the industries and departments such as central air-conditioner, vehicle, ship, chemical, pharmaceutical, etc. and reaches the result of reducing cold and heat loss.
1、Closed-bubble structure
The production of
is controlled with strict technology. The foaming rate of closed-bubble is more than 98 percent, and it effectively preventing the transmission of quantity of heat and the penetration of water vapour.
2、Low Heating conductivity
The Heating conductivity is detected to be 0.035w/m·k(0℃) and can maintain for long time.
3、Moisture resistance factor shall be greater than and equal to 450
(detected according to GB/T17794-1999 standard).
4、Good fireproofing performance
It meets Grade B1 inflammable material requirements of national standard GB8624-1997.
5、Good aging resistance performance
It improves traditional material prescription and greatly enhances the aging resistance performance of the material.
6、Simple and quick installation
The installation is simple and quick. It ensures the steam tightness of the whole system and pretty appearance.?
Parameters 
Item Unit Main Parameters Class 1 Class O Surface Density Kg/m3 40~95 50~80 Burning Grade —— Class 1 Class O Burning Oxygen Exponent % ≥32 ≥39 Performance Smoke Density % ≤75 ≤65 Smoke Poison —— ZA3 ZA3 Heating Conductivity —20℃ W/(m·k) ≤0.033 ≤0.033 0℃ ≤0.035 40℃ ≤0.040 Moisture Penetration Coefficient G/(m·s·pa) ≤4.4×10-11 ≤2.6×10-11 Moisture Resistance —— ≥4.5×103 ≥7.5×103 Water Absorption in Vacuum % ≤10 ≤10 Dimension Stability % ≤10.0 ≤10.0 70℃ ±3℃,48h Rebound Rate after Compression % ≥70 ≥80 Ripping Intension N/cm ≥2.5 ≥3.0 Ozone Endurance —— No chaps No chaps Ozone Suppressor 202mPa,200h Aging Resistance(150h) —— No wrinkle No wrinkle No crack No crack No Pinhole No Pinhole No Distort No Distort Temperature Range ℃ —40℃~105℃ —40℃~105℃
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