... , the side of still kettle takes little room.4. Specialized rubber seal ring is used to airproof the kettles doors, so ... block, high-strength plaster, and other cement product, strong gypsum, rubber item and so on, also besides timber, medicine, chemical industry ... (mm)21650Total Length (mm) 2619Hight(mm) 2595Certiffcate: Industrial Still Kettle & Autoclave for Making Brick