Return roller is a plastic support roller for the return side of chain plate conveyors. It disperses load to avoid single-point wear, keeps chain plates centered and prevents deviation. Made of PA or PE, it delivers good wear, corrosion and moisture resistance. Multiple standard sizes are in stock, and custom specifications are available for various conveyor systems.
Return roller, also known as return idler, is a plastic supporting roller used on the return side of chain plate conveyors. It uses multiple rollers to share pressure and avoid concentrated wear on chain plates. It guides the chain plate to run centrally and prevents deviation. Made of PA or PE material, it features great wear resistance, corrosion resistance and moisture resistance. Various sizes are available to match different conveyor systems.
| Return Rollers — Product Features | ||
| Feature | Description | Detail |
| Pressure Dispersion | Multi-roller support distributes the downward pressure on the return chain plates, preventing single-point wear. | Multiple return rollers spread the load evenly across the chain plate return run, reducing localized wear and extending service life. |
| Anti-Deviation | Guides the chain plates to run in the center, adapting to changes in chain plate tension. | The roller design keeps chain plates centered during operation, accommodating tension variations and preventing side drift. |
| High Wear Resistance | Wear-resistant, corrosion-resistant, and moisture-resistant. | Constructed from PA (polyamide) or PE (polyethylene) materials that withstand abrasion, chemical corrosion, and humid environments. |
| Return Rollers — Product Specifications | |||||||
| Code | Material | D (mm) | Weight (g) | Code | Material | D (mm) | Weight (g) |
| DSRT-OP-16 | PA | 16.5 | 26.5 | DSRT-2P-16 | PA | 16.5 | 28 |
| DSRT-OP-20 | PA | 20.5 | 21 | DSRT-2P-20 | PA | 20.5 | 22.5 |
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| Code | Material | D (mm) | Weight (g) | Code | Material | D (mm) | Weight (g) |
| DSRT-3P-16 | PA | 16.5 | 13 | DSRT-5P-16 | PE (Black) | 16.5 | 31.9 |
| DSRT-4P-20 | PA | 20.5 | 16 | DSRT-5P-20 | PE (Black) | 20.5 | 31 |
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| Code | Material | D (mm) | Weight (g) | Code | Material | D (mm) | Weight (g) |
| DSRT-6P-12 | PA | 12.2 | 10 | DSRT-7P-16 | PE (Black) | 16.5 | 75 |
| DSRT-6P-16 | PA | 16.5 | 9 | DSRT-7P-20 | PE (Black) | 20.5 | 72 |
| DSRT-6P-18 | PA | 18.5 | 8 |  |
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| DSRT-6P-20 | PA | 20.5 | 7.5 | ||||
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| Code | Material | D (mm) | Weight (g) | Code | Material | D (mm) | Weight (g) |
| DSRT-8P-16 | PE (Black) | 16.5 | 53 | DSRT-9P-16 | PE(Black/White) | 16 | 75 |
| DSRT-8P-20 | PE (Black) | 20.5 | 50 | DSRT-9P-20 | PE(Black/White) | 20 | 70 |
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Factory covers an area of 20,000 square meters, is equipped with 150 production units, and has an annual output exceeding 10,000 tons, enabling end-to-end production ranging from engineering plastic raw materials to finished machined parts.
Q1: What is a return roller?
A: Return roller is a plastic supporting roller fitted on the return side of chain plate conveyors. It supports the return chain plate, disperses pressure, prevents chain deviation, reduces wear, and works for material handling conveyor lines.
Q2: What materials are your return rollers made of?
A: Mainly PA (Nylon) and PE. PA has good mechanical strength; PE features excellent wear, corrosion and moisture resistance. Black color is standard, white is optional for some models.
Q3: Can you offer different sizes?
A: Yes. We have multiple standard models with inner diameter D from 12.2mm to 20.5mm. Custom sizes are available upon your drawings or requirements.
Q4: What’s the main function of return roller?
A: 1. Disperse pressure to avoid single-point wear of chain plate; 2. Guide chain plate to run in center and prevent deviation; 3. High wear & corrosion resistance for long service life.
Q5: What industries are your return rollers used for?
A: Widely used in food, packaging, beverage, logistics automation and other chain conveyor systems.
Q6: Do you accept OEM orders?
A: Yes. Custom color, logo, dimension and packaging are available. Please send your technical specifications for quotation.
Q7: What is your MOQ?
A: Small trial orders are acceptable. MOQ depends on model; standard items support small quantity. Contact us for details.
Q8: How about the lead time?
A: Standard items in stock can be shipped quickly. Customized products take about 7–15 working days after deposit.
