Gates B72 Hi-Power II Classical Section Wrapped V-Belt
The Gates B72 Hi-Power II V-Belt is a high-quality, heavy-duty classical section belt designed for a wide range of industrial and agricultural power transmission applications. Featuring a robust construction with Flex-Bonded Cords and a Flex-Weave Cover, this belt offers superior durability, resistance to oil, heat, ozone, sunlight, weather, and aging. Its optimized cross-section ensures proper cord support and full contact with the sheave-groove for uniform loading, wear, and extended belt life. Suitable for use in HVAC systems, conveyor belts, centrifugal pumps, air compressors, and crushers, the B72 can be used individually or in multi-belt drives for higher horsepower requirements.
Technical Details
The Gates B72 Hi-Power II V-Belt is a classical section, wrapped construction belt with a B cross-section. It measures 75 inches in outside circumference and 74 inches in pitch length. The belt has a top width of 0.66 inches (21/32") and a nominal thickness of 0.41 inches (13/32"). Constructed with polyester tensile cords and a Flex-Weave fabric cover, it is designed to be oil and heat resistant, meeting ARPM/RMA IP-3-2 standards, and is also static conductive, meeting ARPM/RMA IP-3-3 standards. The operating temperature range is -58°F to +248°F (-50°C to +120°C). This belt is not available in PowerBand.
Technical Specifications
| Belt Section | B |
| Outside Circumference | 75 inches |
| Pitch Length | 74 inches |
| Top Width | Not explicitly listed in the provided context, but standard for B-section Hi-Power® II belts is typically 0.75 inches (verify with Gates catalog for exact value). |
| Thickness | 13/32" |
| Number of Strands | 1 |
| Outer Cover Material | EPDM |
| Cord Material | Polyester |
| Cogged | No |
| Anti-Static | Yes |
| Oil & Heat Resistant | Yes |