FIELD: technological processes.
SUBSTANCE: invention relates to aforesaid blasting of tube bent inner wall. Flexible hose for supply of a shot blasting agent having a blast nozzle head is used. Hose is passed through the supporting element, which is applied to the end of the workpiece. Hose together with shot blasting nozzle head is inserted into billet hole and moves in it along section of shot blasting. Then the hose is pulled back into the supporting element. Shot blasting facility is released during movement forward and / or during movement of back stroke.
EFFECT: result is uniform blasting of shot blasting.
16 cl, 5 dwg
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| SHOT-PEENING CLEANING APPARATUS | 0 |
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