Description
Custom Non-Marking Silicone Coated Wheels for Smooth Conveyor Rollers
Our custom non-marking silicone coated wheels and smooth conveyor rollers are engineered for production lines where clean handling and consistent conveying matter most. As a top professional manufacturer and supplier in China, we combine a precision-machined steel or aluminum core with a premium silicone tread that delivers a non-stick, high-grip surface, protecting finished goods from scratching and marking while supporting quiet, vibration-free operation in automated packaging, food processing, electronics, and logistics systems. Our silicone compound maintains elasticity from -40°C to 200°C and resists common sanitizing agents better than standard rubber or polyurethane, which extends service life and reduces maintenance costs. Each roller is dynamically balanced and inspected before shipment, backed by ISO9001 quality procedures and test records. We offer full OEM/ODM flexibility on dimensions, hardness, shaft ends, and bearings, with expert advice and transparent price suggestions to help you select the most cost-effective solution for your market. Whether you need standard sizes for stock or fully custom designs, our rollers are available for sale at competitive wholesale pricing, supported by fast sampling and reliable volume production.
Why Choose This Product
Conveyor rollers have to do more than just rotate — they must protect the products they carry, run smoothly, and stay reliable through long production shifts. These silicone coated rollers are designed with those needs in mind.
- True non-marking surface: The silicone coating is formulated without migrating plasticizers or free oils, so glass panels, painted covers, printed cartons, and plastic housings leave the line without stains, scratches, or residue. This is especially valuable in electronics and painted-surface applications where rework costs are high.
- Smooth and stable running: The outer surface is ground to controlled tolerances and checked for dynamic balance, reducing vibration and noise while preventing uneven wear patterns on the roller face. This leads to longer bearing life and more predictable maintenance intervals.
- Wide temperature and chemical resistance: Silicone keeps its elasticity from -40°C to 200°C and withstands common sanitizing agents better than typical rubber, making it a dependable choice for food, pharmaceutical, and washdown environments. In cold storage or near heat-sealing stations, it continues to perform where standard rubber stiffens or softens.
- Complete customization support: We can adapt roller length, diameter, core material, coating thickness, surface hardness, and end machining to your drawings. For urgent sourcing decisions, our engineers respond with a clear data sheet and a price suggestion.
- Verifiable quality: Incoming tube inspection, coating process control, and final dimensional checks are part of our standard workflow. With larger orders, we provide coating test records and inspection documentation for your quality records.
Specifications
The following table lists the most common configurations for our non-marking silicone coated conveyor rollers. Custom sizes and special shaft designs are available upon request.
| Parameter | Standard Range / Options |
|---|---|
| Roller Diameter | 25 / 38 / 50 / 60 / 76 / 89 mm (other sizes on request) |
| Roller Length | 150 – 2000 mm (customized to your conveyor width) |
| Silicone Coating Thickness | 3 – 10 mm |
| Surface Hardness | Shore A 30 – 80 (selectable according to application) |
| Core Material | Carbon steel, stainless steel, or aluminum tube |
| Shaft Diameter | 12 / 15 / 20 mm, or custom machining |
| Shaft End Options | Spring-loaded, threaded, grooved, flat, or customer drawing |
| Bearing Type | Deep groove ball bearing, precision bearing, or stainless steel bearing |
| Maximum Load Capacity | 60 – 300 kg per roller, depending on size and core design |
| Working Temperature | -40°C to 200°C continuous operation |
| Surface Finish | Smooth, semi-smooth, or textured profile |
Details Images
Material Properties Reference
Silicone is selected for this roller series mainly because it outperforms standard rubber in the conditions where conventional rollers fail. The comparison below highlights the key differences.
| Property | Silicone Coating | Standard Rubber |
|---|---|---|
| Non-Marking on Sensitive Surfaces | Excellent | Fair |
| Continuous Working Temperature | -40°C to 200°C | Typical -20°C to 80°C |
| Non-Stick / Release Behavior | Excellent | Poor |
| Chemical & Water Resistance | Good | Limited |
| Abrasion Resistance | Excellent | Good |
| Food-Grade Compliance Option | FDA / EU 1935/2004 available | Rarely available |
These material advantages make silicone coated rollers particularly suitable for food and beverage packaging, pharmaceutical lines, electronics assembly conveyors, and glass or sheet metal handling systems, where any marking or surface contamination means product rejection. Our engineering team can recommend the optimal material and hardness based on your specific working conditions.
About Us
We are a China-based roller manufacturer specializing in non-marking silicone coated wheels and conveyor rollers. For more than ten years, our factory has served the automation and material handling market with tube preparation, surface coating, curing, precision finishing, and complete quality inspection under one roof. Buyers from packaging, food processing, electronics, logistics, and printing industries work with us for OEM, ODM, and OBM programs, and our engineering team supports them from sample development to serial production. As a custom solution provider, we focus on professional service and practical guidance, helping customers select the right material and design for their application. The factory operates under ISO9001 quality management procedures, and the silicone coating materials can be formulated to meet RoHS, REACH, FDA, or EU food-contact standards when required. Material test reports, dimensional inspection sheets, and a certificate of conformity are included with each shipment.
Factory & Equipment
Our production facility is equipped with CNC turning centers, automatic silicone coating lines, curing ovens, and dynamic balancing machines. Finished rollers are checked for outer diameter uniformity, coating hardness, adhesion, and run-out tolerance before packing. This in-house process helps keep quality stable from prototype to bulk quantity, and it also shortens the reaction time when design adjustments are needed.
Production & Inventory Policy
Lead time: The actual delivery schedule may vary due to raw material supply, production equipment availability, and seasonal demand. We provide a realistic lead time estimate after order confirmation and keep you updated during the production phase.
Stock status: We generally produce on a made-to-order basis, but selected standard sizes are kept in stock and the real-time quantity changes with sales and production. Please confirm current availability with our sales team before placing an order.
Bulk & urgent orders: For large-volume orders or urgent delivery requirements, we recommend contacting us in advance to discuss production capacity and scheduling. We will do our best to match your timeline.
Frequently Asked Questions
Can you produce custom non-marking silicone coated rollers in small batch sizes?
Yes. We regularly handle custom dimensions, Shore A hardness from 30 to 80, and different shaft or bearing configurations. For trial orders, batch sizes can start from as low as 10 to 20 pieces, while wholesale serial production is quoted based on quantity and specification.
How does the non-marking silicone surface protect products during conveying?
The silicone coating is formulated without migrating oils or softeners that could leave marks on plastic, glass, metal, or coated panels. Its smooth surface minimizes friction and point pressure, so freshly painted or polished goods can be transported without discoloration, scratches, or surface damage.
What is the temperature resistance of the silicone coating?
Our silicone coated conveyor rollers operate continuously from -40°C to 200°C. This is a clear advantage over standard rubber in cold storage, hot bake-off lines, or near heat-sealing stations, where conventional rubber can harden, soften, or crack outside its limited range.
What is the MOQ for a normal order?
The MOQ for custom silicone coated conveyor rollers is typically 50 pieces per specification. For customers who want to validate quality first, sample orders are available with a short production cycle. Please contact our team to get a precise quote based on your drawing or specification.
How long does delivery usually take?
Standard samples can often be shipped within 5 to 7 working days. Bulk production normally takes 15 to 25 days after order confirmation and material preparation. Actual lead time may be affected by raw material availability and seasonal production peaks, so we always communicate a realistic schedule before closing the order.
Can these rollers be used in food and pharmaceutical conveying lines?
Yes. The silicone coating can be produced with FDA-compliant or EU 1935/2004 compliant materials upon request. It is non-toxic, odourless, and resistant to common sanitizing agents, making it a dependable choice for washdown and clean-room environments.
Which payment and shipping options do you support?
We commonly accept T/T, L/C, and PayPal for payment. For shipping, we can arrange sea freight, air freight, or courier services such as DHL, UPS, or FedEx. Each order is packed with inspection records and shipping documentation to support smooth customs clearance.
Contact Us
Looking for a reliable manufacturing partner for your custom silicone coated roller needs? Get in touch for quick quotes, custom samples, and volume discounts. We are here to support your project from design to delivery with practical engineering advice.
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