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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The HTD 1200-8M heavy-duty round-tooth timing belt uses a large 8mm pitch and reaches a pitch length of 1200mm. Built for heavy-duty industrial equipment with large center distances, high power, and strong shock loads, it is an efficient, quiet, and maintenance-free power transmission solution to replace traditional heavy chains and gearboxes.
| Item | Specification |
| Model | HTD 1200-8M |
| Tooth profile | HTD round tooth (metric heavy-duty series) |
| Pitch | 8mm |
| Pitch length | 1200mm |
| Number of teeth | 150 |
| Belt width compatibility | 30mm (20mm / 50mm, etc. optional) |
| Body material | High-quality chloroprene rubber (CR) |
| Tension member | High-strength fiberglass / steel wire cord |
| Tooth surface wear layer | Wear-resistant nylon fabric |
| Color | Black |
| Operating temperature | -25℃ ~ +100℃ |
| Performance features | Very high tensile strength, impact-resistant, low elongation, anti-static, lubrication-free |
| Transmission type | Precision synchronous transmission over large center distances, no slip |
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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