The SPB180-3-2517 pulley is a fundamental transmission component designed for medium-to-heavy loads and high-impact operating conditions. Compared with the SPA series, the SPB groove profile has a wid...
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This SPA European-standard narrow V-belt is built for heavy-load, harsh industrial environments such as mining and metallurgy. It uses high-strength polyester cord as the tension member together with oil-resistant chloroprene rubber, providing extremely stable power transmission under severe shock and heavy dust.
| Item | Specification |
| Model | SPA |
| Section standard | DIN 7753 / ISO 4184 |
| Section dimensions | Top width approx. 12.7mm, height approx. 10mm |
| Construction materials | Chloroprene rubber (CR) + polyester cord |
| Compatible pulleys | SPA-groove European-standard taper-bush pulleys |
| Performance features | High tensile strength, oil-resistant, heat-resistant, anti-static |
| Available lengths | Multiple sizes available by effective length (Lw) |
Shanghai Rentai Transmission Equipment Co., Ltd. is a manufacturer specializing in R&D, production and export of mechanical transmission components. Our main products include taper lock pulleys, taper lock bushes, timing pulleys, V-belts and timing belts. We also provide OEM & ODM custom service for non-standard transmission parts. Our factory covers over 8000 square meters, with more than 100 employees including 22 technical staff. We integrate casting, machining and finishing, equipped with CNC machines and testing instruments, with an annual casting output of 2000 tons. Supported by complete quality management system and international standards, our products are exported to Southeast Asia, Middle East, Europe and America, delivering reliable transmission solutions for global industrial clients.

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