FR4 G10 Epoxy Fiberglass Insulation Rods – High Strength & CNC Machinable (6–45mm)

FR4 G10 Epoxy Fiberglass Rods – Heat Resistant Insulating Rods for Electrical, Mechanical & CNC Use (6mm–45mm, 25cm & 50cm)

Reliable, Durable, and Ready for Your Custom Projects

Searching for a high-performance insulating rod that can handle heat, pressure, and precision machining? Our FR4 G10 epoxy fiberglass rods are engineered for the toughest environments—providing exceptional electrical insulation, thermal resistance, and mechanical strength, all while supporting easy customization to fit your exact needs.

Whether you're building high-voltage insulators, precision fixtures, or chemical-resistant components, BeePlastic delivers the material you can count on—cut to size, made to perform, and priced to save you money.

Why Choose FR4 G10 Insulating Rods from BeePlastic?

• High Dielectric Strength: Perfect for isolating circuits, wiring, or high-frequency components.

• Heat Resistant Up to 180°C: Withstands thermal stress in demanding environments.

• Machinable and Customizable: Ideal for CNC, turning, milling, and cutting to precise shapes.

• Corrosion & Chemical Resistance: Trusted in aerospace, marine, automotive, and chemical industries.

• Multiple Sizes & Lengths: Available in diameters from 6mm to 45mm and lengths of 25cm and 50cm. Custom sizes available on request.

• Consistent Quality: Made from 3240 grade epoxy resin + fiberglass, certified with CE & RoHS.

Available Sizes & Options

• Diameters: 6mm, 8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 28mm, 30mm, 35mm, 40mm, 45mm

• Lengths: 25cm / 50cm

• Color: Light Green (Water Green)

• Tolerance: ±0.5mm standard, tighter available upon request

• Customization: CNC machining, special cutting, drilling, engraving

Applications Across Industries

Trusted by engineers and technicians in:

• Electrical engineering & control systems

• High-voltage insulators & panel components

• Aerospace assemblies

• Marine-grade enclosures

• Industrial machinery and motor supports

• Automotive electronics

• Custom fixture and jig production

Our Promise to You – From the Customer’s Perspective

✔️ “I needed a non-conductive, flame-retardant rod for a custom electronic enclosure. BeePlastic delivered the exact diameter I needed, cut to 25cm—saving time and labor.”
✔️ “The machining precision and material consistency exceeded our OEM standards. The support team even helped optimize our dimensions to reduce waste.”
✔️ “We saved over 15% switching from a local supplier, and the global shipping was fast.”

Technical Specifications

BeePlastic – Your Partner in Precision Plastics

🧩 One-Stop Material Hub: Not just FR4—choose from dozens of industrial plastics
🛠️ Real Engineering Support: CNC-ready, drawing-based processing, expert guidance
💰 Optimized to Save You Money: No excess inventory, no over-ordering—just the size you need
📦 Global Shipping & Local Support: Fast worldwide delivery + multilingual customer service

Frequently Asked Questions

Q: Can I order rods in custom diameters or lengths?
A: Absolutely! Send us your required specs or CAD drawings, and we’ll fabricate them accordingly.

Q: Is FR4 suitable for outdoor or high-humidity use?
A: Yes, FR4 has low water absorption and excellent dimensional stability in various environments.

Q: What is the MOQ for custom sizes or bulk orders?
A: We offer flexible MOQs depending on the processing method. Contact us for a quote.

Q: How soon can you ship?
A: Standard sizes ship within 2–3 working days. Custom orders are typically fulfilled within 5–7 working days.

Ready to Order? We’re Ready to Help.

🎯 [Add to Cart Now] – For standard sizes (25cm & 50cm) with fast shipping
🛠️ [Request a Custom Quote] – For OEM processing, special diameters, or bulk deals
📩 Have questions? Chat with us now—our engineers are standing by to assist you.