Description
Custom Steel Core Silicone Coated Rollers High Load – Non-Marking Silicone Coated Wheels for Smooth Conveyor Roller Applications
Custom Steel Core Silicone Coated Rollers High Load are engineered for conveyor systems that require dependable load support and quiet, non-marking movement. The roller body combines a welded steel core for rigidity with a smooth silicone coating that protects floors and reduces impact noise. As a top China factory and professional custom solution provider, we manufacture these rollers for wholesale and support OEM, ODM, and OBM projects across the material handling and automation market. Our expert engineering team offers transparent price suggestions and technical advice, backed by ISO 9001 quality management and rigorous dynamic balancing checks, to help you select the right diameter, width, shaft, and coating hardness for your specific application. Compared with standard rubber rollers, this design delivers longer service life, lower maintenance costs, and a cleaner working environment.
Why Choose This Product
Most standard conveyor rollers use rubber or plastic wheels that leave marks on the floor or wear out quickly under high payloads. Our Custom Steel Core Silicone Coated Rollers High Load solve those problems with a steel core that maintains its shape under heavy force and a non-marking silicone coating that stays smooth during continuous operation. The result is fewer replacements, lower noise, and easier maintenance for your line.
- Steel core structure gives high rigidity and impact resistance, so the roller can handle heavy boxes and continuous duty cycles without bending.
- Silicone coating provides a clean, non-marking contact surface that reduces floor damage and keeps product surfaces free from black rubber stains.
- Precision rotation is checked during production, which improves tracking on powered roller conveyors and reduces vibration in the frame.
During manufacturing, we check coating adhesion, diameter tolerance, and rotation smoothness. That is why customers often use this product series for high-load conveyor lines without frequent roller replacement. The overall benefit is a more stable and economical conveyor system.
Specifications
The table below shows typical parameter ranges for our Custom Steel Core Silicone Coated Rollers High Load. Custom sizes are available with technical drawing approval and a clear price suggestion before mass production.
| Parameter | Typical Value / Options |
|---|---|
| Roller Diameter | 50 mm – 219 mm, customized per request |
| Roller Length / Width | 100 mm – 1200 mm, customized per frame size |
| Core Material | Carbon steel, galvanized steel, or stainless steel |
| Coating Material | Silicone rubber with smooth or matte non-marking finish |
| Coating Hardness | Shore A 55 – 70, adjustable for load and contact requirements |
| Load Capacity | Up to 1000 kg per roller depending on diameter and length |
| Working Temperature | Approximately -40°C to +200°C depending on silicone compound |
| Surface Finish | Ra ≤ 0.8 μm for smooth product flow |
| Shaft / Bearing | Precision ball bearing, roller bearing, or bushing |
| Customization | OEM/ODM bore, keyway, flanges, V-groove, and end caps |
For existing equipment, send us your old roller or drawing and we can match the mounting dimensions. Custom keyways, flanges, and grooves are also available.
Details Images
Material Properties Reference
| Compound | Shore A Range | Abrasion Resistance | Oil Resistance | Load Capacity |
|---|---|---|---|---|
| Polyurethane (PU) | 20-98 A | Excellent ★★★★★ | Good | Excellent |
| Natural Rubber (NR) | 25-98 A | Excellent ★★★★★ | Poor | Excellent |
| Nitrile (NBR) | 20-95 A | Good ★★★ | Excellent | Good |
| EPDM | 20-95 A | Good ★★★ | Poor | Good |
| Silicone | 40-90 A | Fair ★★ | Good | Moderate |
From the comparison, silicone offers superior temperature flexibility and non-marking properties, making it the best choice for extreme-temperature or clean-room environments, while polyurethane remains the top choice for high-abrasion and heavy-load applications. We can recommend the optimal material based on your working conditions. For this roller series, coating hardness is selected based on load and contact requirements. A softer Shore A level gives better cushioning for fragile products, while a harder level reduces indentation under heavy boxes. Our engineers can suggest the right balance after reviewing your conveyor speed and load pattern.
About Us
We are a China-based factory focusing on conveyor rollers, wheels, and custom material handling components. Our team has more than 10 years of experience in producing steel core rollers with polyurethane, rubber, and silicone coatings. We work with customers who need professional guidance, stable quality, and flexible production. Whether you are looking for a price suggestion, a custom solution, or expert advice for a new market, we are ready to support your project from drawing review to shipment. Our manufacturing process follows ISO 9001 quality standards, and we can provide relevant test reports and third-party inspection support to give you full confidence in product quality.
Factory & Equipment
Our workshop is equipped with center lathes, CNC turning machines, dynamic balancing equipment, automatic welding stations, and coating lines for silicone and rubber rollers. We also keep normal inspection tools for dimension, hardness, and surface finish checks. New customers are welcome to arrange a factory audit or a live video walkthrough before placing an order. These checks give you a clear view of our daily production and quality control habits.
Certifications
We maintain a quality management system based on ISO 9001. Depending on the product and destination market, we can also provide RoHS-related statements for the coating materials or coordinate third-party inspection before shipment.
| Certificate / Standard | Scope / Note |
|---|---|
| ISO 9001:2015 | Quality management system, available upon request |
| RoHS Compliance | Coating and steel parts can be evaluated for RoHS-related requirements |
| Third-Party Inspection | SGS, BV, or other agencies accepted before shipment |
Production & Inventory Policy
Lead time: Actual delivery time may vary with raw material supply, machine loading, and peak season schedules. We provide a realistic estimate after order confirmation and keep you informed during each stage.
Stock status: We normally produce to order, but selected standard rollers are kept in stock for faster shipment. Stock quantities change with sales and production, so please contact us to confirm real-time availability before ordering.
Bulk & urgent orders: For large quantities or urgent delivery requests, please contact us in advance so we can arrange production capacity and a proper schedule. We will try our best to match your timing.
Frequently Asked Questions
Can I order Custom Steel Core Silicone Coated Rollers High Load in special diameters and shaft sizes?
Yes, we accept custom dimensions for this roller series. Send us the drawing or tell us the load, speed, frame size, and working temperature. Our engineers will confirm the metal core, coating thickness, and bearing choice, then provide a price suggestion and samples before mass production. As a professional custom solution provider, we offer OEM/ODM support for each project.
Why choose silicone coating for conveyor rollers?
Silicone coating keeps a smooth and non-marking surface, which is important for clean warehouses and finished product lines. Compared with ordinary rubber, the silicone layer has better heat resistance and a stable friction surface. It also reduces the chance of loud contact on metal frames. This benefit becomes more obvious in continuous operation with higher loads.
Do you have stock for these high load steel core rollers?
We mainly produce per order, but some common roller diameters and lengths are available in stock. Because stock changes daily with sales and new production, just contact our sales team before ordering to check real-time availability.
What is the MOQ for Custom Steel Core Silicone Coated Rollers High Load?
For standard sizes, our MOQ is low and we can discuss a sample quantity for your trial run. For fully customized rollers with new tooling or special coating colors, the MOQ depends on the material and machining time. We give a clear MOQ and price suggestion in the quotation.
How can I be sure about the roller quality?
We follow ISO 9001-based process checks during cutting, welding, coating, and final assembly. For every batch, we measure the outer diameter, shaft runout, coating hardness, and surface finish. Third-party inspection is also accepted. This gives you evidence of quality before shipment, not just a promise.
Can these rollers be used on powered roller conveyors?
Yes, they can be driven by chain, belt, or motorized rollers depending on the frame design. We can adjust the shaft ends, sprocket mounts, and groove shapes to suit powered systems. Tell us the line speed and power configuration, and we will help you select the right type.
What applications fit this roller best?
Custom Steel Core Silicone Coated Rollers High Load are commonly used in heavy-load package conveyors, assembly line roller beds, AGV load transfer stations, and warehouse transport equipment. The smooth coating also fits industries that need floor protection and low noise, such as food packaging, electronics assembly, or paper handling.
How long does delivery usually take?
Delivery time depends on material supply and current workshop loading. For standard rollers, we usually give an estimate around 15 to 20 days after confirming the order. Custom sizes may take longer if special shafts, flanges, or coating colors are required. We send progress updates to keep the schedule transparent.
Contact us
Looking for a reliable manufacturing partner for your conveyor roller project? We are happy to offer quick quotes, custom sample support, and volume pricing. Let us know your load, size, and delivery target so we can send practical advice for your application.
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