V belt has a specially treated jacket to give superior anti-static, heat and oil resistant properties which exceeds the new industry anti-ignition standards. Poly-V auto belt, are more popular because of Compact configuration, high transmission capability, thin belt body, high flexing capability and anti-heat, anti-oil, anti-wearing and little pre-tensioning required during the service. Poly-V belts, Its have high transmission ratio because of tooth of poly-V belt, So its have high transmission power about 30% – 50% higher up than normal V-belts and it have lower vibration, Oil and Heat resistance and save space.