Sell classical v-belt

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An classical V-belt has a wedged angle of 40 degrees and the ratio of its thickness and width is 0.7 or so. The belt is made of fabric after being soaked in glue, upper rubber, polymer and lower rubber. The material of the polymer is polyester strings which are twisted and vulcanized. It is widely applied in machinery, textile, laths, pneumatic tyre machines, electric powered machines and common power tool.