Black FR4 G10 Fiberglass Board 300x300mm – Custom Cut Epoxy Sheet
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- 300mmx300mm / 5mm - $39.62
- 300mmx300mm / 6mm - $47.54
- 300mmx300mm / 8mm - $63.39
- 300mmx300mm / 10mm - $79.24
- 300mmx300mm / 12mm - $95.02
- 300mmx300mm / 15mm - $118.86
- 300mmx300mm / 20mm - $148.86
- 300mmx300mm / 25mm - $185.24
- 300mmx300mm / 30mm - $222.24
- 300mmx300mm / 35mm - $259.62
- 300mmx300mm / 40mm - $296.62
- 300mmx300mm / 50mm - $370.45
- 300mmx300mm / 60mm - $443.15
- 300mmx300mm / 70mm - $518.48
Black FR4 G10 Fiberglass Board 300x300mm – Custom Cut Epoxy Sheet
PRODUCT DETAILS
Black FR4 G10 Fiberglass Board 300x300mm – Custom Cut Epoxy Sheet for High-Temperature Insulation
High-Strength Black FR4 G10 Epoxy Board for CNC Machining and Electrical Insulation
Looking for a reliable 300x300mm black FR4 G10 fiberglass board that delivers outstanding strength, stability, and heat resistance? Our custom cut epoxy resin sheet is engineered for performance-critical applications such as electrical insulation, heat-resistant structural parts, and precision CNC fabrication.
Made from premium G10-grade fiberglass and flame-retardant epoxy resin, this sheet supports thickness options from 5mm (0.20") to 70mm (2.76"), making it suitable for prototyping, industrial parts production, and OEM replacement components.
Key Benefits of This Black FR4 G10 Fiberglass Sheet
Durable Epoxy Resin Composite with Excellent Insulation Performance
This board features a glass-fiber reinforced epoxy structure that offers:
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High mechanical strength
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Excellent dielectric stability
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Flame retardancy (UL94-V0)
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Resistance to high temperatures, moisture, and chemicals
Whether you need a heat-resistant CNC machined fiberglass board or an anti-static epoxy sheet for sensitive electronics, this product meets your requirements.
Custom Thicknesses for Flexible Application
Choose from 14 stock thicknesses:
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5mm (0.20"), 6mm (0.24"), 8mm (0.31"), 10mm (0.39"), 12mm (0.47"), 15mm (0.59")
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20mm (0.79"), 25mm (0.98"), 30mm (1.18"), 35mm (1.38"), 40mm (1.57"), 50mm (1.97")
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60mm (2.36"), 70mm (2.76")
Need a different thickness or custom dimension? We support custom FR4 G10 board fabrication to match your exact specifications.
Ideal for Custom Machining Projects
We support:
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CNC milling and routing
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Precision engraving
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Laser cutting and hole drilling
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Prototyping and low-volume production
Simply send us your drawing or CAD file, and we’ll provide a quote within 24 hours.
Typical Applications of Custom-Cut FR4 G10 Epoxy Sheets
Industrial and Commercial Uses Include:
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Electrical insulation panels for switchboards and control cabinets
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Anti-static barriers for electronics manufacturing
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Wear-resistant mechanical supports
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Jig plates, fixtures, and high-temp support blocks
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Custom gaskets, pads, and CNC-cut components
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Robotics and automation frame parts
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Chemical-resistant platforms and machine bases
Why Buy from BeePlastic?
✅ Wide Material Variety
We offer 100+ types of plastic and composite materials including FR4, G10, PTFE, POM, and more — perfect for a wide range of industries.
✅ Custom Processing Expertise
Our in-house team provides high-precision CNC, laser cutting, engraving, and finishing. We work with startups, engineers, and large manufacturers.
✅ Dedicated Support
Our engineers review your drawings and recommend the most cost-effective solutions to help you minimize material waste and reduce part costs.
✅ No Minimum Order
Whether you need 1 piece or 1,000 pieces, we support prototyping and small-batch production with the same professional care.
Dimensional Reference – mm to Inch Conversion Table
| Thickness (mm) | Thickness (inch) |
|---|---|
| 5mm | 0.20" |
| 10mm | 0.39" |
| 20mm | 0.79" |
| 30mm | 1.18" |
| 50mm | 1.97" |
| 70mm | 2.76" |
📐 All dimensions are ±0.3mm tolerance by default. Contact us if tighter tolerance is needed.
Frequently Asked Questions (FAQ)
Q1: Can I order this board in a different size?
Yes. While this listing is for a 300x300mm epoxy board, we also support custom sizes, including rectangular, circular, and irregular shapes. Just send us your drawing.
Q2: Is this black FR4 G10 board suitable for high-voltage applications?
Absolutely. It’s designed for excellent electrical insulation performance even in high-voltage or high-temperature conditions.
Q3: How fast can you ship my order?
Standard orders ship in 3–7 business days. Expedited shipping (via DHL/UPS/FedEx) is available upon request.
Q4: Can I get help optimizing my design to save costs?
Yes! Our engineering team works with clients to reduce machining time, material usage, and complexity. This helps minimize your financial cost without sacrificing quality.
🛒 Ready to Order or Need Custom Help?
👉 Buy Now: Select your preferred thickness and quantity to place your order.
👉 Need Custom Cut or CNC Processing? [Contact Us Now] for a free quote.
REVIEWS
SHIPPING & RETURNS
Shipping Information
Free Standard Shipping
We offer free standard shipping on all orders. Delivery time is approximately 10-25 business days, depending on your location and carrier performance. Tracking information will be provided once your order is shipped.
Express Shipping Available
Need your order faster? We offer express shipping with delivery in 4-7 business days. Express shipping fees are calculated based on your specific shipping address. To arrange express shipping, please contact our customer service team at beeplastic@beeplastic.com or via WhatsApp before placing your order. Our team will confirm the express shipping cost and process your request.
Processing Time
Standard items: Ships within 1-3 business days
Custom items: Requires 7-10 days production time before shipping
Returns & Refunds Policy
Important Notice: Returns are accepted ONLY for products with quality defects. Non-defective items cannot be returned or refunded.
Standard Items (Non-Customized Products)
Standard items without quality defects are not eligible for return or refund. If you receive a standard item with manufacturing defects or quality issues, you may request a return or replacement within 30 days of receipt.
Custom Items (Made-to-Order Products)
All customized products are NON-RETURNABLE and NON-REFUNDABLE under any circumstances. This includes any items manufactured according to your specific dimensions, shapes, quantities, or specifications. Please carefully verify your requirements before placing a custom order.
Quality Defects - How to Report
If you receive a product with quality defects, please contact us within 7 days of receipt at beeplastic@beeplastic.com. Include your order number, clear photos or videos showing the defect, and a description of the problem. Our quality team will review your case within 24 hours and provide a solution (replacement or refund) if the defect is confirmed.
Damaged During Shipping
Please inspect your order immediately upon delivery. If items are damaged during transit, contact us within 48 hours with photos of the damaged items and packaging. We will arrange a free replacement or full refund at no cost to you.
Non-Returnable Items
The following items cannot be returned: All custom-made products, items without quality defects, products damaged due to improper use or storage, and items returned without prior authorization from our team.
Refund Process
For approved returns, refunds will be processed within 10-15 business days after we receive and inspect the returned item. Refunds will be credited to your original payment method. Please allow an additional 5-7 business days for your bank or credit card company to process the refund. You will receive email confirmation once the refund is issued.
EU 14-Day Cooling-Off Period
For non-customized items shipped to EU countries, you have the right to cancel within 14 days of receipt under EU consumer protection laws. However, this right applies only to items with quality defects. Custom-made items remain non-returnable under all circumstances, as permitted by EU regulations for personalized goods.
Contact Us
For any questions about shipping or returns, please contact our customer service team:
Email: beeplastic@beeplastic.com
Response Time: Within 12 hours
We are committed to ensuring your satisfaction and will work with you to resolve any issues promptly and professionally.
CUSTOM FABRICATION
Can't Find the Right Size or Specification?
If our standard products don't match your requirements, we offer comprehensive custom fabrication services. Whether you need a specific dimension, unique shape, different thickness, or special material grade - we can manufacture it to your exact specifications.
Our Custom Capabilities
Precision Machining:
CNC machining, laser cutting, drilling, milling, and turning with ±0.03mm tolerance. Suitable for complex geometries and tight specifications.
Size Range:
Thickness: 0.5mm - 300mm
Maximum dimensions: 2000mm × 3000mm
Custom shapes: Round, square, rectangular, irregular profiles, holes, cutouts, and complex contours
Available Materials:
HDPE, PTFE, POM, Nylon, PEEK, ABS, PC, PMMA, PP, PVC, and more. Food-grade, conductive, anti-static, and flame-retardant options available.
Processing Methods:
CNC machining, laser cutting, injection molding, thermoforming, welding, and bonding. Multiple finishing options including polishing, sandblasting, and color matching.
Why Choose Custom Fabrication?
Perfect Fit: Parts manufactured to your exact specifications eliminate the need for modifications or adaptations.
No Minimum Order: Whether you need 1 piece for testing or 10,000 pieces for production, we accommodate all order sizes.
Cost Savings on Volume: Bulk custom orders receive 15-30% discount compared to purchasing multiple standard items.
Expert Technical Support: Our engineering team provides free consultation on material selection and design optimization.
Custom Order Process
Step 1: Contact us with your requirements - dimensions, material preferences, quantity, and application details. Technical drawings (PDF, CAD, DWG) are helpful but not required.
Step 2: Receive a detailed quotation within 24 hours including pricing, production lead time, and technical recommendations.
Step 3: Approve the quote and specifications. For complex projects, we can provide samples for testing before full production.
Step 4: Production begins. Typical lead time is 7-15 days depending on complexity and quantity.
Step 5: Quality inspection and shipping. Every custom piece undergoes strict dimensional checks before delivery.
Industries We Serve
Automotive components, food processing equipment, medical devices, laboratory instruments, packaging machinery, semiconductor equipment, industrial automation, and more.
Get Your Custom Quote Today
Don't see the exact size or specification you need? Let us manufacture it for you.
Contact us: beeplastic@beeplastic.com
Response time: Quote within 24 hours
What to include: Material type, dimensions, quantity, and intended application. If you have technical drawings, please attach them. If not, simply describe what you need and our team will assist you.
Not sure about material selection or specifications? No problem - our technical team will guide you through the process and recommend the best solution for your application.
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Why Choose BeePlastic?
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Industries: Automotive • Medical • Food • Lab • Semiconductor
Free consultation → beeplastic@beeplastic.com
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