Bulking machine:Main material parameters: carbon steel rectangular tube with the surface be galvanized and painted (100x50mm), square tube with the size of 50x50x3mm and 70x70x3mm, 40mm thick angle steel, burner imported from Japan, high carbon steel wire mesh  and carbon steel roller. The main part of the intake tube is seamless with the size of φ57x3 and the side sealing plate is SUS201 and aliminium alloy glass window.