Product Name: Automotive V-Belt 

Product Overview

The automotive V-belt is a high-performance power transmission belt designed for internal combustion engines in automobiles, tractors, and industrial machinery. With its trapezoidal cross-section design, this belt delivers superior grip on pulleys, ensuring efficient power transfer from the engine crankshaft to critical auxiliary components including alternators, water pumps, cooling fans, air conditioning compressors, and power steering pumps.

Key Features & Advantages

• V-Shape Traction Design – The unique trapezoidal profile ensures a tight grip on pulleys, significantly reducing slippage and maximizing power transmission efficiency.

• EPDM Rubber Compound – Manufactured from high-grade EPDM (Ethylene Propylene Diene Monomer) synthetic rubber, the belt offers excellent resistance to heat, oil, ozone, weathering, and abrasion for extended service life.

• High-Strength Polyester Cord Reinforcement – Embedded with thermally active tensile cords that minimize stretch and resist impact loads, ensuring reliable power transmission and reduced maintenance requirements.

• Precision Ground Sides – Form-ground sidewalls ensure exact dimensional fit and maximum pulley contact, reducing noise and vibration during operation.

• Cogged/Optional Notched Design – The underside can be manufactured with a cogged or notched profile to improve flexibility, reduce bending resistance, and enhance heat dissipation for demanding applications.

• Temperature & Contaminant Resistance – Performs reliably under extreme operating conditions, resisting heat build-up and protecting against oil and chemical contaminants.

• Maintenance-Free Performance – Low-stretch construction delivers maintenance-free operation when properly installed and tensioned.

Technical Specifications

• Material: EPDM / CR synthetic rubber

• Cord Material: High-modulus polyester

• Cross-Section: Trapezoidal (V-shape)

• Standard Angles: 34° / 36° / 38° (varies by section)

• Construction: Raw edge / Cogged / Wrapped

• Temperature Range: -30°C to +100°C (operating)

• Standards Compliance: Meets or exceeds SAE J636C / JASO E108 / GB/T 12732 specifications

Applications

• Automotive engines – fan, alternator, water pump drive systems

• Tractors and agricultural machinery

• Internal combustion engines for industrial equipment

• Diesel engines and heavy-duty vehicles

• Power transmission systems requiring compact, reliable belt drives

Why Choose Our Automotive V-Belt

With precision manufacturing, strict quality control, and over 20 years of industry expertise, our automotive V-belts deliver reliable power transmission, reduced downtime, and extended service life. Each belt is quality-verified to meet rigorous industry standards before shipment, ensuring dependable performance in real-world operating conditions.