Description
Custom Internally Heated Silicone Rollers Thermal Transfer
Why Choose This Product
The internally heated design shortens heat-up time significantly and provides even heat distribution along the roller surface, which is essential for consistent thermal transfer quality. Compared with standard external-heating rollers, this structure minimizes heat loss, lowers energy consumption, and holds temperature variance to ±2°C across the working width.
The non-marking silicone coating prevents stains on transfer films, label paper, and fabric webs, while the smooth surface keeps conveying stable and gentle. These advantages reduce rejects, shorten production downtime, and lower maintenance cost. Our rollers are balanced to G2.5 and have been tested under continuous operation for 500 hours at 180°C to confirm long-term durability.
Custom roller compounds are available, including FDA-grade silicone for food contact, with hardness from Shore A 30° to 80°, and surface finishes such as smooth ground (Ra ≤ 0.8 µm) or textured. As a China-based factory and OEM/ODM supplier, we provide expert advice on heater capacity and coating formula for your specific thermal transfer application.
Technical Specifications
This series of internally heated silicone rollers is engineered for reliable performance in thermal transfer, laminating and conveying equipment. As a China OEM/ODM manufacturer, we support customized diameters, lengths, heater power, and silicone compounds.
| Custom Internally Heated Silicone Roller – Thermal Transfer Equipment | |
| Roller Diameter | 50mm to 500mm (customized per application) |
|---|---|
| Roller Length | 100mm to 3000mm (custom, typical 300–2000mm) |
| Working Temperature | 50°C to 200°C (continuous), special up to 230°C |
| Temperature Uniformity | ±2°C across the full working width |
| Silicone Coating Hardness | Shore A 30 to 80 (customizable) |
| Core Material | Steel as standard, aluminum on request |
| Heating Mode | Internal electric heating elements |
| Electrical Requirements | 220V or 380V, single phase or three phase |
| Dynamic Balancing | ≤ G2.5 (ISO 1940) |
| Surface Finish | Smooth, non-marking silicone coating |
| Connection Type | Standard shaft, flange, or custom |
| Certifications | ISO9001, RoHS, FDA (food-grade available), Test Reports |
| Packing Options | Anti-rust paper, foam protection, wooden frame or reinforced carton |
✔ Customizable length & diameter. ✔ Internal heating for fast warm-up and even temperature. ✔ Full certifications & OEM/ODM support – contact us for bulk orders.
Details Images
Material Properties
Our silicone compound is selected specifically for industrial thermal transfer applications. It resists heat aging, remains stable under dynamic load, and still leaves no visible marks on conveyed materials even after extended use.
| Property | Typical Value |
|---|---|
| Hardness | Shore A 30 to 80 |
| Tensile Strength | ≥ 6.5 MPa |
| Elongation at Break | ≥ 250% |
| Tear Resistance | ≥ 18 kN/m |
| Heat Resistance | Continuous use up to 200°C |
| Abrasion Resistance | Weight loss ≤ 0.15 cm³ per 40 m (DIN 53516) |
| Non-marking Performance | Leaves no stains on film, paper, or non-woven materials |
| Surface Roughness | Ra ≤ 0.8 μm or as required |
About ZHXPRECI – China OEM/ODM Factory
About Us
Customers Visiting
We are a China-based manufacturer operating a dedicated silicone roller production line in our own factory. Over the past decade, we have supplied custom rollers to thermal transfer, laminating, and conveyor equipment builders across Asia, Europe, and the Americas. Our team acts as an ODM/OEM partner, not just a supplier. We help clients select the right material, refine drawings, and validate prototypes before mass production. For buyers looking for a long-term manufacturer with consistent quality, we offer a stable and transparent relationship from inquiry to shipment.
Factory & Equipment
Key machines inside our factory include CNC cylindrical grinders for precise straightness and diameter control, dynamic balancing machines for G2.5 and better accuracy, silicone vulcanization ovens for uniform coating quality, heating element embedding and wiring stations, surface temperature measurement systems for calibration, and manual and automatic polishing equipment for smooth finish.
Our Certifications (ISO9001, RoHS, Testing Reports)
Our quality management system follows ISO9001:2015 standards. Selected materials and finished rollers can be tested according to SGS or TUV requirements if a specific project needs it. We also provide a material test report, product drawing, and electrical test certificate with every custom order.
Production & Inventory Policy
Lead time: Actual delivery time may vary due to raw material supply, production scheduling, and peak season workload. We will give an accurate delivery estimate after order confirmation and keep you updated along the way.
Stock status: We do not usually keep large stock, but some fast-moving standard rollers are available in limited quantities. Stock levels change dynamically with sales and production. Please contact us to confirm real-time availability before ordering.
Bulk & urgent orders: For bulk orders or urgent needs, please contact us in advance about production capacity and scheduling. We will do our best to match your timeline.
Frequently Asked Questions
1. Can you customize the size and heating specification of an internally heated silicone roller for our thermal transfer machine?
Yes. Diameter, length, heating power, voltage, temperature range, and silicone hardness can all be adjusted to fit your machine. If you need a 128mm roller with a 1200W internal heater for a label thermal transfer line, our factory can engineer it for you. Send us your drawing or current failed part and we will provide a proposal with OEM/ODM support.
2. How does the non-marking silicone coating improve production quality?
Non-marking silicone is designed to avoid leaving stains or trace marks on conveyed materials. With a smooth surface finish and controlled hardness, the roller creates low friction and prevents scratches or pressure marks on thermal transfer paper, plastic film, and fabric. This matters especially on high-speed production lines where clean label appearance is a top priority.
3. What is the minimum order quantity (MOQ)?
For custom rollers, the MOQ is usually 1 piece for prototype evaluation and 10 to 20 pieces for mass production. Small trial orders are welcome. If you are planning a larger project, we can also discuss a frame agreement with volume-based pricing and a protected production schedule.
4. What is the lead time for custom silicone rollers?
A typical lead time is 15 to 20 working days after drawing confirmation and material confirmation. Peak season may extend this slightly. We always confirm the exact lead time in the quotation and send production progress updates so you know where your order stands.
5. Do you support wholesale pricing and factory-direct supply?
Yes. Since we are the factory itself, you receive direct pricing without trading company markups. Wholesale pricing is available based on quantity and order frequency. For regular buyers in Europe and North America, we offer a special price suggestion and annual volume incentives. Contact us for a current quotation tailored to your market.
6. How are packaging and shipping arranged?
Each roller is wrapped with anti-rust paper, foam protection, and a sturdy wooden frame or reinforced carton. We ship by sea, air, or express based on your deadline. For fragile heated rollers, heavy-duty wooden cases are used by default to prevent transit damage.
7. Can these rollers be used near food-contact or cleanroom environments?
Silicone is chemically stable and our coating can be produced with food-grade silicone material if required. For formal food-contact approval, please confirm the relevant regulation in your destination market first. Our technical team can verify whether your specific application qualifies and provide supporting documentation.
Looking for a reliable manufacturing partner for your thermal transfer line?
Get in touch for quick quotes, custom samples, and volume discounts. We are here to support your project from design to delivery.
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