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We evaluated surface imprinting of a dull roll after 80m of rolling considering the initial roll microwear. The work roll surfaces were dull-finished by either electric-discharged machining or shot blasting. Hereafter, these work rolls are referred to as the electric-discharged dull roll (ED roll) and the shot-dull roll (SDroll), respectively. Ó¢ÓïÏ¡Àã¬Ôþ¸ÖÒ²ºÃ¾Ãû¸ãÁË£¬²»ÖªµÀɶÒâ˼¡£Çëר¼Ò·ÒëϱêºìµÄ²¿·Ö¡£²»Ê¤¸Ð¼¤£¡ |
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