... , bearing wear and oil, hard wearing, good performance PU timing belt specifications:1) S2m, S3m, S5m, S8m2) 1.5M, 2M, 3M ... machines, and various precision machine tools and instruments. Polyurethane open belt of our company is produced with advanced technology and equipment from ... products have been assessed and certified as meeting the requirement of ISO 9001:2000 by SGS, and in accordance with ROHS ...