This product is made from glass fibers 0.2 6μm in diameter by wet process. It is characterized by low thermal conductivity, aging resistance, space-efficiency. It is ideal core material VIP(vacuum insulated panel). Property: Thickness(mm) 0.3-6mm (Free state) Density (kg/m3) 110-160 (Free state) Operating temperature(Centigrade) ≤450 Organic content (%) 0-3 Thermal conductivity (w/m. K) (25 Centigrade) 0.02-0.03 Max. Width (mm) 1200 Length: To be customized.