FIELD: rolling equipment. SUBSTANCE: apparatus has a housing, provided by a through opening for transporting a rolled piece to be descaled and a charging hopper for abrasive powder. Two sections for descaling rolled pieces, having the same mechanism for pumping powder, are successively mounted in the housing of the apparatus. Double-stage descaling process provides enhanced quality of the surface had, been cleaned, and increased efficiency of descaling process. EFFECT: enhanced quality. 2 dwg
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Authors
Dates
1996-06-10—Published
1990-12-25—Filed