Hansheng Automation (Dongguan) Co., Ltd. is one of the most experienced manufacturers and suppliers of rpp timing belt in China. If you're going to wholesale bulk cost-effective rpp timing belt made in China, welcome to get pricelist and quotation from our factory. Also, customized service and OEM&ODM service are available.
As a global supplier of core packaging machinery components, we aim to provide high-precision transmission solutions for packaging machinery customers in countries such as Turkey, Indonesia, Vietnam, India, and Egypt. Our cam indexer (standard ±30 arc seconds / custom ±15 arc seconds) combines ISO Class 5 gear manufacturing, ultra-precision CNC machining (±0.002mm), and large-scale casting (tolerance ±0.03mm) capabilities to empower global packaging machinery and other precision equipment.
what is RPP Timing belt
The RPP Timing belt includes an arc-shaped tooth design, with both the tooth tips and tooth slots forming continuous arc structures. The tooth roots flow naturally, therefore removing the stress concentration problems connected with conventional trapezoidal teeth. With gearbox efficiency above 98%, the tooth profile achieves face contact engagement with the pulley, therefore guaranteeing uniform contact and low impact during gearbox.
By means of high-precision manufacturing techniques, tooth pitch tolerance is regulated inside 0.02mm, so facilitating synchronous gearbox free from backlash when coupled with pulleys. This makes them especially fit for servo systems and precision tools needing great accuracy and seamless running.
Basic Technical Parameters of RPP Timing Belt
| Type | Timing belt |
| Material | Rubber |
| Industry Sectors | Industrial, Automotive Industries |
| Other characteristics | wear-resistant, chemical corrosion-resistant, high-performance |
| Pitch | 5M,8M,14M |
| Temperature Range | -25°C-+80°C |
Technical Comparison: RPP Timing Belt vs Traditional Trapezoidal Tooth Belt
| Comparison Dimension | RPP timing Belt (Arc Tooth Design) | Traditional Trapezoidal Tooth Belt |
|---|---|---|
| Tooth Shape Structure | Continuous arc-shaped teeth with rounded root transition | Trapezoidal straight teeth with right-angle transition |
| Stress Concentration | Eliminated (uniform load distribution) | High (prone to root fracture) |
| Transmission Efficiency | >98% (face contact meshing) | 85%-90% (point contact meshing) |
| Precision Performance | 0.02mm pitch tolerance, backlash-free | >0.1mm tolerance, prone to positional errors |
| Application Scenarios | Servo systems, CNC machines, medical precision equipment | General conveyor belts, low-precision automation devices |
We can achieve:
1.Low vibration
2.High transmission efficiency
3.Precise synchronization
4.Customizable
Model specifications(RPP5M / RPP8M / RPP14M)
RPP Rubber Timing Belt: 5M, 8M, 14M. Below are the product specifications for different pitch sizes. If you require additional quantities or customized products, please contact us!
RPP 5M
Parameter Table
| Specification | Length(mM) | Number of teeth |
| 240 - P5M | 240 | 48 |
| 245 - P5M | 245 | 49 |
| 250 - P5M | 250 | 50 |
| 265 - P5M | 265 | 53 |
| 300 - P5M | 300 | 60 |
| 325 - P5M | 325 | 65 |
| 385 - P5M | 385 | 77 |
| 400 - P5M | 400 | 80 |
| 420 - P5M | 420 | 84 |
| 425 - P5M | 425 | 85 |
RPP 8M
Parameter Table
| Specification | Length(mM) | Number of teeth |
| 376 - P8M | 376 | 47 |
| 480 - P8M | 480 | 60 |
| 512 - P8M | 512 | 64 |
| 560 - P8M | 560 | 70 |
| 600 - P8M | 600 | 75 |
| 632 - P8M | 632 | 79 |
| 640 - P8M | 640 | 80 |
| 680 - P8M | 680 | 85 |
| 712 - P8M | 712 | 89 |
| 720 - P8M | 720 | 90 |
RPP 14M
Parameter Table
| Specification | Length(mm) | Number of teeth |
| 938 - P14M | 938 | 67 |
| 966 - P14M | 966 | 69 |
| 1064 - P14M | 1064 | 76 |
| 1092 - P14M | 1092 | 78 |
| 1288 - P14M | 1288 | 92 |
| 1400 - P14M | 1400 | 100 |
| 1540 - P14M | 1540 | 110 |
| 1610 - P14M | 1610 | 115 |
| 1764 - P14M | 1764 | 126 |
| 1778 - P14M | 1778 | 127 |
The above are partial specification parameters and dimensional drawings of RPP rubber synchronous belts with different pitch sizes of 5M, 8M, and 14M. Please contact us for more product specifications!
Common Applications
CNC Machinery & Machine Tools
Robotics & Automation Arms
Medical Equipment
Packaging & Printing Machines
Linear Positioning Systems
FAQ
Q: How do I choose between 5M, 8M, and 14M RPP timing belts? Which model is commonly used in packaging machinery?
A: For light loads and small spaces (such as small slitting shafts in packaging machines), choose the 5M; for medium loads and general applications (such as the main conveyor shaft of a packaging machine), choose the 8M; for heavy loads and high torque (such as laminating components in heavy packaging machines), choose the 14M. The 8M model is the most widely used in packaging machinery because it offers a good balance between torque and space.
Q: What is the difference between RPP and STD timing belts? Which should I choose for packaging machinery transmission?
A: The key differences lie in tooth profile and precision: RPP has curved teeth (surface contact, efficiency ≥98%, tolerance 0.02mm, no backlash); STD has trapezoidal teeth (point contact, efficiency 85%-90%, tolerance ±0.1mm). For packaging machinery requiring precision transmission (such as slitting and labeling), choose the RPP; for general conveying (not requiring high precision), choose the STD (see the STD synchronous belt product page for details).
Q: Can RPP timing belts be used in food packaging workshops? Are they heat-resistant enough?
A: Yes, RPP timing belts are made of chemical-resistant rubber and do not leach harmful substances, making them suitable for food packaging workshop environments. They offer a standard temperature resistance of -25°C to +80°C, fully covering normal workshop temperatures. For high-temperature applications (such as near heat sealing), enhanced high-temperature resistant versions can be customized.
Q: Can I order an RPP timing belt in a non-standard length? How do I connect it?
A: Simply provide your equipment installation space and transmission torque requirements (or drawings) and contact us at Info@hansmat.com.
Q: Does an RPP timing belt require a dedicated pulley? Do you provide matching pulleys?
A: Yes, they must be used with RPP curved tooth pulleys (otherwise, tooth profile mismatch and reduced accuracy will occur). We can provide matching precision pulleys (ISO grade 5 accuracy, available in aluminum alloy or steel).
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