... cord is stainless steel, and Kevlar A)Specification: XL, L, H, XH, T5, T10, T20, AT5, AT10, AT20, 3M, 5M, ... 8M, 14M; B)It could be reinforced by steel wire core or kevlar ... in short time, can be combined with other thermoplastic materials. H)Hard to be hydrolyzed, anti- acid, UV resistant, not ... of the load force. Rubber Timing Belt, Rubber Synchronous Belts (H)