... rich practical experience in Introduce:Labyrinth Type Drop Irringation Belt Production Line use foreign advanced technology and combining rich practical experience ... molding die3. automatic measuing and adjusting instrument for pipe diameter,4. forming die, 5. cooling and molding mechanism, 6. draft ... 30 Heating power of Hopper heating Heating type(kw) 7.2 Heating power of teekw) 1.8 Diameter of tee( ...