Premium quality V-Belts for reliable power transmission
V-Belt Fundamentals:
- Classical V-Belts: Standard cross-section belts (A, B, C, D, E sections)
- Narrow Wedge Belts: SPZ, SPA, SPB, SPC sections for higher power
- Poly V-Belts: Multiple longitudinal ribs for compact drives
- Variable Speed Belts: For adjustable speed drives
V-Belt Section Comparison:
| Section |
Approx. Top Width |
Typical Power Range |
Min. Pulley Diameter |
Common Applications |
| A Section |
~13mm |
Up to 5 HP |
65mm |
Light drives, small machines |
| B Section |
~17mm |
Up to 15 HP |
115mm |
Medium loads, pumps, compressors |
| C Section |
~22mm |
Up to 50 HP |
150mm |
Higher power applications |
| D/E Section |
~28+ mm |
50+ HP |
300mm |
Heavy industrial drives |
Features & Specifications:
- Type: A Section Classical V-Belt
- Material: Synthetic Rubber with Polyester Cords
- Temperature Range: -30°C to +70°C
- Standards: IS 2494, DIN 2215, BS 3790
- Features: Oil & Heat Resistant
- Construction: Multiple polyester cords
- Applications: Motors, pumps, fans
- Length: Standard A81 length
Premium quality A-section belt with enhanced durability and performance characteristics.
- High Power Transmission
- Reduced Stretching
- Oil & Heat Resistant
- Long Service Life
- Smooth Operation
- Energy Efficient
Features & Specifications:
- Type: A Section V-Belt
- Design: Specifically for power looms
- Material: High-grade synthetic rubber
- Reinforcement: Polyester tensile cords
- Features: Shock load resistant
- Applications: Textile machinery, looms
- Length: A83 standard length
- Performance: High torque transmission
Specifically designed for textile power looms with enhanced shock load resistance and durability.
- Power Looms
- Spinning Frames
- Weaving Machines
- Textile Drives
- High-speed Machines
Features & Specifications:
- Type: Poly V-Belt (Multiple ribs)
- Rib Count: Multiple longitudinal ribs
- Material: Chloroprene rubber
- Construction: Polyester cord reinforcement
- Advantages: Compact design
- Applications: Multiple pulley drives
- Performance: High power density
- Length: A70 standard length
Compact poly V-belt with multiple ribs for high power transmission in limited space applications.
- Higher Power Capacity
- Space Saving Design
- Better Grip
- Reduced Vibration
- Longer Life
Features & Specifications:
- Type: C Section V-Belt Pack
- Contents: Multiple belts in pack
- Material: Premium synthetic rubber
- Quantity: Standard pack quantity
- Features: Cost-effective solution
- Applications: Industrial maintenance
- Length: C68 standard length
- Benefits: Bulk savings
Cost-effective pack of C-section belts for industrial maintenance and bulk applications.
- Cost Savings
- Inventory Management
- Reduced Downtime
- Bulk Purchase Advantage
- Maintenance Ready
Features & Specifications:
- Type: Poly V-Belt
- Profile: Compact profile
- Material: Synthetic rubber compound
- Construction: Reinforced with polyester
- Features: Lightweight design
- Applications: Small machinery
- Length: A35 standard length
- Performance: Efficient power transfer
Compact poly V-belt designed for small machinery and space-constrained applications.
- Small Motors
- Office Equipment
- HVAC Systems
- Light Machinery
- Compact Drives
Features & Specifications:
- Type: SPA Narrow Wedge Belt
- Length: 1280mm
- Material: Advanced rubber compound
- Reinforcement: Aramid fiber cords
- Features: High torque capacity
- Applications: High-speed drives
- Performance: 30% more power
- Standard: DIN 7753/ISO 4184
Premium narrow wedge belt with aramid fiber reinforcement for high torque applications.
- 30% Higher Power
- Aramid Reinforcement
- Oil & Heat Resistant
- Reduced Stretch
- Longer Life
- Width: 10mm
- Power: Up to 10 kW
- Min Pulley: 63mm
- Use: Light duty
- Width: 13mm
- Power: Up to 25 kW
- Min Pulley: 90mm
- Use: Medium duty
- Width: 17mm
- Power: Up to 100 kW
- Min Pulley: 140mm
- Use: Heavy duty
V-Belt Selection Guide
Selection Parameters:
- Motor Power: HP/kW rating
- Speed Ratio: Driver to driven pulley
- Center Distance: Between pulley centers
- Application Type: Constant/variable load
- Environment: Temperature, oil, dust
Calculation Factors:
- Service Factor: Based on application
- Design Power: Motor power × service factor
- Arc of Contact: Wrap angle on smaller pulley
- Belt Rating: Power per belt
- Number of Belts: Design power ÷ belt rating
V-Belt Selection Matrix:
| Application |
Recommended Belt Type |
Section |
Service Factor |
Typical Uses |
| Small Motors |
Classical V-Belt |
A Section |
1.0 - 1.2 |
Fans, blowers, light machinery |
| Pumps & Compressors |
Classical V-Belt |
B Section |
1.2 - 1.4 |
Water pumps, air compressors |
| Industrial Drives |
Classical V-Belt |
C Section |
1.4 - 1.6 |
Conveyors, crushers, mills |
| High Speed Drives |
Narrow Wedge Belt |
SPA/SPB |
1.2 - 1.5 |
Machine tools, textile machinery |
| Compact Drives |
Poly V-Belt |
PH, PJ, PK |
1.1 - 1.3 |
Multiple pulley drives |
| Heavy Duty |
Classical V-Belt |
D/E Section |
1.6 - 2.0 |
Large compressors, heavy machinery |
