Which expert to help, urgent?! Thank you, 20Is the type of refractory material, shaped like cotton mattress like, but not really cotton, is some ore and some artificial material is made into the refractory with high temperature of one thousand degrees, will not change the kind of.
Aluminium silicate refractory fiber cotton custom HS Code: 68061000.9068129900 refractory fiber cotton (containing asbestos)84748090 aluminium silicate refractory fiber cotton and its product line equipment
Aluminium silicate refractory fiber cotton custom HS Code: 68061000.9068129900 refractory fiber cotton (containing asbestos)84748090 aluminium silicate refractory fiber cotton and its product line equipment
Aluminium silicate refractory fiber cotton custom HS Code: 68061000.9068129900 refractory fiber cotton (containing asbestos)84748090 aluminium silicate refractory fiber cotton and its product line equipment