conveyor belt, timing belt, V belt,conveyor belt,NN-100, NN-150, NN-200, NN-250, NN-300, NN-400, NN-500 conveyor belt,timing belt ,V ... belt1. timing belt:material :rubber,pu 1) Models: a) XL037, L050 ... warp and good troughability in weft, good water resistance, good wet strength, no mould, suitable for medium, long-distance and heavy ...