METHOD FOR TREATMENT OF PRODUCT SURFACE Russian patent published in 2000 - IPC

FIELD: sand-blasting, in particular, methods for making of a preset texture of the product surface, mainly of flat semi-finished products of titanium alloys, for example, of plates. SUBSTANCE: method for surface treatment includes the operation of surface descaling or removal of oxide film, at which use is made of the method for jet-abrasive surface treatment by water-air mixture filled with finely divided particles, at the same time the defective layer of metal is removed, and the finishing operation of pickling or clarification is carried out with making of surface texture of an arbitrary type with roughness value Ra=0.5 to 5.5 μm. EFFECT: enhanced quality and appearance of product surface, enhanced adaptability of products to aftertreatment. 2 cl, 1 ex