METHOD FOR ROUGHENING SURFACE TREATMENT OF COLD ROLLING ROLL AFTER SUBZERO TREATMENT

• Main Author: EBIHARA MASANORI
• Format: Patent
• Language: English
• Published: 05.07.1989
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; ROLLING OF METAL; TRANSPORTING

PURPOSE:To prevent generation of scales on a roll surface and to improve tightly adhesion of a surface hardening film such as chrome plating to the roll surface by covering a roughened rolling roll surface with a rust preventive substance after subzero treatment. CONSTITUTION:A roll 1 whose surface...