High-Quality Taper Bushed Pulleys | SPB/SPA Series | Customizable & Durable

Premium SPB/SPA series taper bush pulleys with quick installation, high-speed ratios, and extended durability. Custom designs available. Manufacturer with 1000+ employees, 200,000㎡ facility, and ISO-compliant casting processes.Exports to Germany, USA, Russia & more.

Product Overview

Taper Bushed Pulleys (SPB/SPA Series)
Key Features:

• Quick Installation & Removal: Taper-lock design eliminates keyways, reducing downtime.

• High-Speed Ratio Capability: Precision-balanced for stable performance up to 4,500 RPM.

• Extended Service Life: Made from high-grade cast iron (GGG50/GG25) with anti-corrosion treatment.

• Customizable: Support non-standard sizes and multi-groove configurations.

Applications: Robotics, Wind Turbines, Automotive, CNC Machinery, Marine Systems, Military Equipment, and more.

Product Specifications

Standard Models

Why Choose Our Taper Lock Bush Pulleys?

1. Industrial Expertise & Scale

• 1000+ Employees, including 100+ technical engineers.

• 200,000㎡ Facility: 5 large foundries, 3 machining workshops, 35KV power plant.

• Annual Capacity: 300,000+ tons of high-purity cast iron, ductile iron, and precision components.

2. Advanced Manufacturing

• Multi-Process Casting: Lost foam, resin sand, shell molding, and iron-mold sand coating process..

• Short-Flow Production: 92,000 tons/year for rapid delivery.

• Quality Control: ISO 9001 certified, 100% dimensional inspection, and material testing.

3. Global Recognition

• Export Markets: Automotive parts to Germany/Russia/Middle East; CNC components to Haas Automation (USA).

• Annual Export Value: ~200 million RMB (approx. $28 million USD).

Technical Advantages

• Precision Engineering: Tolerance within ±0.05mm for seamless belt alignment.

• Heat & Wear Resistance: Shot-blasting and phosphating surface treatment.

• Energy Efficiency: Compatible with high-torque, low-slip V-belts (e.g., Optibelt®).

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Submit your pulley requirements (dimensions, groove count, material) for a free technical review and competitive pricing.
Global Shipping Available | Lead Time: 15-30 Days

Applications in Detail

• Wind Turbine Drive Systems: SPB160-2 pulleys withstand harsh environments with salt spray resistance (ASTM B117 tested).

• Robotics & Automation: Custom SPA95-2 pulleys for high-precision servo motor integration.

Technical FAQs

• Q: Can you provide pulleys for high-torque mining equipment?
  A: Yes! Our SPB224-4 pulleys are reinforced with high-purity cast iron (C≤3.2%, Si≤2.5%) for 30% higher load capacity.

• Q: Do you support OEM customization?
  A: Absolutely. Submit your CAD drawings for free technical review within 24 hours.

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