Custom Anti-static Rubber Idler Rollers

AstraRoll's Custom Anti-static Rubber Idler Rollers are high-precision components designed to eliminate electrostatic discharge (ESD) in sensitive manufacturing environments. By utilizing advanced volume-conductive rubber compounds—such as NBR, EPDM, and Silicone—our rollers maintain a stable surface resistivity range (10^3Ω to 10^9Ω). This ensures the smooth moving of substrates like thin films, foils, and electronic components without the risks of spark discharge, dust attraction, or material damage.

Engineered for 24/7 industrial operation, these rollers feature a reinforced core to support a higher loading capacity. The combination of premium rubber and precision-ground surfaces provides exceptional driving quiet wear resistance, making them ideal for high-speed automated lines. Whether in a cleanroom or a heavy-duty printing facility, AstraRoll delivers consistent and vibration-free smooth driving performance.

Technical Parameter

Base Material：NBR, EPDM, Silicone, or Polyurethane (Optional)

Surface Resistivity：Customizable 10^3 (Conductive) to 10^9Ω (Dissipative)

Hardness Range：40 Shore A – 95 Shore A

Core Material：Aluminum Alloy, SUS304 Stainless Steel, or Carbon Steel

Concentricity / TIR：≤0.02mm for high-precision smooth moving

Loading Capacity：Reinforced structure for higher loading capacity

Temperature Range：-20°C to +250°C (depending on rubber compound)

Application Industrial

Lithium Battery Production: Static-free coating and slitting of electrode foils and separators.

Plastic Film & Converting: Eliminating static cling in PET/BOPP film winding and laminating.

Electronics & Semiconductor: Safe transport of PCBs and sensitive electronic assemblies.

Printing & Packaging: Preventing "static ghosting" and fire hazards in solvent-based ink lines.

Textile & Paper Milling: Reducing material breakage caused by electrostatic attraction during smooth driving.

Why choose AstraRoll's Custom Anti-static Rubber Idler Rollers?

Permanent ESD Protection: Unlike temporary surface sprays, our high quality rubber uses volume conductivity, ensuring the anti-static properties never decay over time.

Precision Surface Finishing: Every roller is precision-ground to ensure flawless smooth moving, protecting delicate substrates from scratches or tracking errors.

Heavy-Duty Engineering: Our rollers are designed with a focus on a higher loading capacity, maintaining structural integrity under high-tension web applications.

Operational Longevity: The advanced rubber compounds provide superior driving quiet wear resistance against chemicals, heat, and mechanical friction.

Modular Integration: Furthermore, our anti-static rubber rollers are fully customizable to interface seamlessly with various models of motors, reducers, and encoders for integrated grounding systems.

FAQ

Q: How do I determine the correct surface resistivity for my application?

A: Generally, 10^6 - 10^9Ω (Static Dissipative) is the gold standard for film and electronics to ensure smooth moving without rapid discharge. We can customize the compound to meet your specific ESD protocol.

Q: Will the anti-static property wear off as the rubber surface wears down?

A: No. Since we use volume-conductive materials, the entire rubber layer is conductive. Even after grinding or surface wear, it maintains consistent driving quiet wear resistance and ESD safety.

Q: Can you provide "Non-marking" anti-static rollers for cleanrooms?

A: Yes. We offer specialized light-colored high quality ESD rubber that does not leave carbon marks on the substrate, ensuring smooth driving in sensitive environments.

Q: Are these rollers resistant to industrial solvents?

A: We offer various rubber grades like EPDM or NBR specifically designed to resist solvents and oils. Furthermore, our rollers are fully customizable to interface seamlessly with your existing machinery's chemical requirements.

Q1. Are you a trader or direct factory?

We are a direct manufacturing factory with over 20 years of expertise in high-end industrial rollers, casters and material handling solutions. Our facility operates with ISO-certified quality management systems, allowing us to maintain full control over production cycles and quality standards. Throughout two decades of growth, we have established deep, long-term strategic partnerships with several listed companies and global automation leaders, proving our reliability as a high-tier industrial supplier.

Q2. What are your main products?

AstraRoll specializes in the engineering and production of three core product lines: Industrial Rollers, Heavy-Duty Wheels, and Precision Casters. We do not just sell components; we provide integrated movement and transport solutions. Our products are widely utilized across high-demand sectors, including: New Energy, Lithium Battery, Mining, Heavy Industry, Medical Institutional, Agriculture and Logistics.

Q3. What about delivery time?

We deeply understand that project timelines are critical.
Standard Products: Usually dispatched within 7–15 working days if the components are in stock.
Customized/OEM Orders: Depending on the complexity and volume, the lead time typically ranges from 20–35 days. This includes time for technical drawing confirmation, specialized tooling, and rigorous pre-shipment testing.
Shipping Methods: We offer flexible global logistics solutions, including FOB and CIF terms. We ship via Sea Freight (for bulk industrial orders), Air Freight (for urgent project needs), and International Express (DHL/FedEx/TNT) for smaller components or samples.

Q4. How can I get a quote for customized products?

Since a significant portion of our business involves specialized engineering, pricing is tailored to your specific technical requirements. To provide an accurate quote, please provide the following details: Technical Drawings or Sketches, Application Environment, Quantity, Special Requests. Our engineering team typically reviews and responds to custom inquiries with a formal quotation within 24–48 hours.

Q5. What is your payment?

TT / Paypal / Western Union / LC / Credit Card etc. are all available to us.