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Bimetal screw&cylinder
Introduction：
Two-segement dual alloy dual cylinder is made by casting a wear-resisting and corrosion resisting alloy layer of 4-5mm on the inner wall of the dual cylinder...
Two-segement dual alloy dual cylinder is made by casting a wear-resisting and corrosion resisting alloy layer of 4-5mm on the inner wall of the dual cylinder...
