... Belts 1.good sealing 2.Long useful life...... rubber products/mechanical components/Rubber Transmission BeltsProduction methods: shape, flat vulcanizing machine vulcanized ... the rubber conveyor belt. Usage: mainly used in the mining, metallurgy, iron and steel, coal, hydropower, building materials, chemicals, grain ... of not more than 1.5% rubber products/mechanical components/Rubber Transmission Belts