... with stress 2.without stress shot blasting machine with press Function: First add pre ... jig, then the spring goes into the peening machine, and be shot by steel balls with ... equipment is consist of loading/unloading system, shot peening machine, dust control system, hydraulic unit, pneumatic unit, ... . Operating height 800mm13. Ash clean ability: 100 mg/m314. Productivity 120 pieces/h15. Total power about ...