V- belt is high-strength aramid rope, natural rubber body material, and the outer surface is made by two-layer packaging technology.It features high strength, high wear resistance, impact resistance, heat resistance, oil resistance, and low elongation. The double-layer packaging cover on the outer surface can protect the belt structure, enhance grip and resist wear, dust and other external invaders. Including mineral oil, ozone and ultraviolet rays, etc. To ensure the service life of quality and reliable performance.