steel Pipe Inner Wall Special Sandblasting Equipment Shot Blasting Machine regarding steel pipe with diameter of 16~600mm, we adopts v type conveyor which have an angle with steel pipe center line, steel pipe can rotation while going forward. regarding steel pipe with diameter of 159~2800mm, we adopts roller transmission, angle between roller is adjustable, running speed and rotation speed can be adjustable with large diameter, blasting wheel adopts bottom blasting distribution, cleaning efficiency is high, result is good. shots material circulation purification system takes overflow induction controllable full multi-stage curtain winnowing splitter and special polyester core elevator conveyor, achieves shot material sorting and recycling. blasting room adopts multi-layer seal curtain which is suitable for different diameters, shot blasting, dust removal system uses impulse reversal blowing filter cartridge dust collector, dust removal is good, life is long. this equipment can be used for water, gas, mining, oil and pipe coating pretreatment, the seabed or desert gas such as duct blaster, it can improve the appearance quality of the product components and the state of the surface craft. equipment main structure and characteristics ...