... keep inside sleek.4 low thermal conductivity, 0.39 w/m, k, insulation performance is excellent.5 corrosion resistance, long life ... conductivity low (0.016 ~ 0.08 Kcal/m, °C, h), cold resistance of good (- 45 °C), the production process convenient of the rigid ... for metal 1/100 ~ 1/1000, about 0.34 Kcal/m, °C, h, in addition to bear external load, and join the ...