G10 FR4 Fiberglass Insulation Sheet – 335x300mm Epoxy Board for CNC & Electrical Use
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- yellow 300mmx335mm(11.8" × 13.2") / 0.5mm(0.02") - $28.44
- yellow 300mmx335mm(11.8" × 13.2") / 1mm(1/25") - $28.76
- yellow 300mmx335mm(11.8" × 13.2") / 1.5mm(1/16") - $29.07
- yellow 300mmx335mm(11.8" × 13.2") / 2mm(1/12") - $30.62
- yellow 300mmx335mm(11.8" × 13.2") / 3mm(1/8") - $34.04
- yellow 300mmx335mm(11.8" × 13.2") / 4mm(5/32") - $36.17
- yellow 300mmx335mm(11.8" × 13.2") / 5mm(3/16") - $42.68
- Black 300mmx335mm(11.8" × 13.2") / 0.5mm(0.02") - $27.12
- Black 300mmx335mm(11.8" × 13.2") / 1mm(1/25") - $27.44
- Black 300mmx335mm(11.8" × 13.2") / 1.5mm(1/16") - $27.76
- Black 300mmx335mm(11.8" × 13.2") / 2mm(1/12") - $28.64
- Black 300mmx335mm(11.8" × 13.2") / 3mm(1/8") - $32.72
- Black 300mmx335mm(11.8" × 13.2") / 4mm(5/32") - $34.88
- Black 300mmx335mm(11.8" × 13.2") / 5mm(3/16") - $37.32
- Green 300mmx335mm(11.8" × 13.2") / 0.5mm(0.02") - $26.84
- Green 300mmx335mm(11.8" × 13.2") / 1mm(1/25") - $27.44
- Green 300mmx335mm(11.8" × 13.2") / 1.5mm(1/16") - $28.44
- Green 300mmx335mm(11.8" × 13.2") / 2mm(1/12") - $32.04
- Green 300mmx335mm(11.8" × 13.2") / 3mm(1/8") - $33.45
- Green 300mmx335mm(11.8" × 13.2") / 4mm(5/32") - $35.06
- Green 300mmx335mm(11.8" × 13.2") / 5mm(3/16") - $37.00
G10 FR4 Fiberglass Insulation Sheet – 335x300mm Epoxy Board for CNC & Electrical Use
PRODUCT DETAILS
G10 FR4 Glass Fiber Sheet – 335×300mm (13.2" × 11.8")
Flame Retardant | Electrical Insulation | CNC Machinable | Custom Sizes Available
Unlock Precision and Protection with G10 FR4 Fiberglass Sheets
Our high-quality G10 FR4 glass fiber sheet is engineered for demanding industrial, electrical, and mechanical applications. Made from durable epoxy resin reinforced with woven fiberglass, this sheet offers excellent flame retardancy, high mechanical strength, and outstanding electrical insulation properties.
Whether you're fabricating custom insulating components or need reliable backing plates for high-voltage systems, this fiberglass laminate sheet is designed to deliver.
Available in Light Green, Black, and Yellow – each panel measures 335mm × 300mm (13.2" × 11.8") with multiple thickness options ranging from 0.5mm (0.02") to 5mm (3/16").
🧩 Key Features & Benefits
| Feature | Advantage | Benefit to You |
|---|---|---|
| G10 FR4 Epoxy Laminate | Heat & flame resistant (up to 200°C) | Protects your equipment in high-temperature environments |
| Excellent Electrical Insulation | Dielectric strength >18kV/mm | Ideal for transformers, motors, PCB insulation |
| Precision Cut | CNC, laser, engraving supported | No edge fray, ideal for prototyping or high-tolerance parts |
| Multi-color options | Light Green / Black / Yellow | Easy color coding for system identification |
| Wide Thickness Range | 0.5mm to 5mm (0.02" to 3/16") | Covers everything from thin spacers to structural panels |
| Custom Sizes Available | Based on drawings or specifications | Tailored to your project, no material waste |
| Eco-Conscious Material | RoHS & CE certified | Safe for both you and your environment |
📐 Technical Specifications
| Property | Value |
|---|---|
| Product Type | G10 / FR4 Epoxy Resin Board |
| Material | Fiberglass Epoxy Laminate |
| Size (L × W) | 335mm × 300mm (13.2" × 11.8") |
| Thickness Options | 0.5mm (0.02") to 5mm (3/16") |
| Available Colors | Light Green, Black, Yellow |
| Temperature Resistance | 150–200°C |
| Flame Retardancy | UL94-V0 |
| Dielectric Strength | >18kV/mm |
| Density | ~1.85 g/cm³ |
| Surface Finish | Smooth CNC-milled |
| Machinability | CNC milling, laser engraving |
| Certifications | CE, RoHS |
🛠 Applications
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Electrical insulation partitions and backing plates
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PCB backing boards & FPC reinforcement
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Motor and transformer insulation
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Precision gaskets and flame-resistant barriers
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Custom CNC machined jigs, spacers, fixtures
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Lithium battery insulation and high-voltage isolation
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Potentiometer and carbon film printing baseboards
✨ Why Choose BeePlastic?
✔ Wide Plastic Selection
We offer not just G10, but hundreds of engineering plastics in sheets, rods, and custom forms.
✔ Precision Customization
Laser cutting, CNC engraving, UV printing, and full drawing-based production – we help you build exactly what you need.
✔ Dedicated to Your Budget
We understand cost matters – that’s why we minimize waste, recommend alternatives when available, and support free standard shipping to help you reduce total spending.
✔ Trusted by Engineers Worldwide
With 15+ years of material service experience, we're your partner in every custom build or mass production run.
🔧 Customization Process
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Send us your drawing or specs (PDF, CAD, Sketch ok)
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We confirm feasibility and quote within 24h
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Free standard shipping included for eligible orders
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Fast production with CNC/lasing precision
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Ongoing support for revisions, duplicates, or scaled production
👉 Need a custom shape or thickness? Contact us now or upload your drawing via our Contact Page.
❓ Frequently Asked Questions (FAQ)
Q1: Is this G10 sheet suitable for high-voltage electrical insulation?
Yes. It offers excellent dielectric strength (>18kV/mm) and UL94-V0 flame retardancy – perfect for transformers, PCBs, and motor insulation.
Q2: Can I cut the sheet at home?
You can cut thinner versions with saws or rotary tools, but for clean and precise edges, we recommend CNC or laser cutting – which we can do for you.
Q3: Are custom thicknesses available beyond 5mm?
Yes. We can supply thicknesses up to 50mm on request – just send your requirements.
Q4: Will there be surface marks or scratches?
Minor marks from cutting or handling are possible. For appearance-critical projects, let us know – we offer polishing and protective film services.
✅ Choose Your Size & Color Now
🟢 Ready to ship standard panels in Light Green, Black, or Yellow
📏 Thicknesses: 0.5mm (0.02") – 5mm (3/16")
🔧 Need custom shape or holes? We support full machining & engraving
🛒 Add to Cart or Request a Quote today!
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.
RECOMMENDED PRODUCTS
Precision Plastic Parts We've Delivered
From transparent acrylic displays to precision gears, high-temp phenolic components to custom seals
——we machine any plastic, any complexity.
Custom Plastic Fabrication
1pc to 10,000+ | ±0.03mm | No MOQ
General
HDPE
PP
PVC
ABS
Engineering
POM
Nylon
PC
PMMA
High-Performance
PEEK
PEI
PTFE
Composites
FR-4
G10
Flexible
TPU
Silicone
Why Choose BeePlastic?
Get Quote in 24h
Industries: Automotive • Medical • Food • Lab • Semiconductor
Free consultation → beeplastic@beeplastic.com
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24H QUOTE DELIVERY
Upload CAD, get quote in 24 hours
FREE RETURNS
30-days free return policy.
SECURED PAYMENTS
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