Insulation coefficient: 0.045_x000D_ Fire performance: Class A1 non-combustible material (Class A1: non-flammable, no flame)_x000D_ Material: ceramic fiber + single-sided aluminum foil_x000D_ Temperature resistance: 950-1400 C_x000D_ Material: ceramic fiber + single-sided aluminum foil_x000D_ Specifications:_x000D_ 1000mmx610mm/40*24in, thickness: 10mm/0.4 in, approx. 820 g_x000D_ 1000mmx610mm, /40*24 in, thickness: 20mm/0.8 in, about 1500 g_x000D_ 1000mmx610mm/40*24in, thickness: 30mm/1.2 in, approximately 1980 g_x000D_ _x000D_ Tips:_x000D_ Aluminum foil is a non-refractory auxiliary kit with some water resistance and high temperature resistance of approximately 200 degrees._x000D_ When the skin comes into contact with the skin, the skin will be slightly itchy._x000D_ There is no smell at high temperatures. You don't have to worry._x000D_ Rubber gloves and masks can be worn._x000D_ Children should not be in contact. 1Widely used: Used for various applications in metal, glass, ceramics, and Production industries. 2_x000D_ Suitable for: Lightweight fibers for various ranges of weight loads. 3_x000D_ Exquisite workmanship: Thickness and density of even, fine workmanship. 4_x000D_ Fire performance: It is safer to use Class A1 non-combustible materials. 5_x000D_ A variety of sizes: There are different sizes to choose from to meet your needs.1* heat insulation blanket