... 1 set, B material switching valve 1 set, Y shape mixing head feeding device 1 set, pouring head water cooling ... pipe, used for transportation of component materials, cleaning liquid and compressed air, average pipe length is around 10 metres from main machine ... 2.12 Boom systemFixed type boom frame, square steel gantry shape.2.13 Phenolic resin preparation tank:1pcValid capacity: 1000 litersSandwich ...