Scraping gum Features: Solvent resistance Easy grinding elastic Sharp blade Swelling ratio To wear Resistance to different solvents Long service life Technical parameters: 10×10, 20×5/6/7/8/9, 25×5/6/7/8/9 ,30×5/6/7/8/9, 35×5/6/7/8/9, 40×5/6/7/8/9, 45×5/6/7/8/9, 50×7/8/9,22×6,36×6
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