Our Fiberglass G10 Common Block is a high-performance electrical insulation component specifically designed for dry type transformers. Manufactured using premium G10 epoxy fiberglass laminate, this block provides excellent mechanical strength, thermal resistance, and electrical insulation, making it ideal for demanding transformer applications.
These common blocks are precisely machined to ensure uniform dimensions, smooth finish, and consistent quality, supporting transformer windings and busbar assemblies while maintaining safe electrical clearances.
Made from high-grade G10 epoxy fiberglass laminate
Excellent electrical insulation properties
High mechanical strength and load-bearing capacity
Thermal resistance suitable for dry type transformer environments
Moisture, flame, and chemical resistant
Long service life with low maintenance
Accurate machining for perfect fit and alignment
Dry type transformers
Transformer winding support
Electrical insulation spacing
Busbar and coil support systems
Power distribution equipment
As a manufacturer, we ensure strict quality control, consistent material properties, and customization as per drawing or specification. Our FRP G10 common blocks are trusted for reliable performance in critical electrical applications.
Material: G10 / FRP Epoxy Fiberglass
Color: Light green / Natural (as per standard)
Manufacturing: CNC machined
Customization: Size and design as per customer requirement
Manufacturing Method: Hot-pressed epoxy fiberglass laminate, CNC machined
Tolerance: As per drawing / IEC standard
Customization: Size, slot, and design as per customer specification
Application Standard: Suitable for IEC-compliant dry type transformers
| Density | 1.75 – 1.90 g/cm³ |
|---|---|
| Tensile Strength | ≥ 300 MPa |
| Flexural Strength | ≥ 400 MPa |
| Compressive Strength | ≥ 350 MPa |
| Impact Strength (Izod, Notched) | ≥ 850 J/m |
| Dielectric Strength | ≥ 20 kV/mm |
| Volume Resistivity | ≥ 1 × 10¹² Ω·cm |
| Surface Resistivity | ≥ 1 × 10¹² Ω |
| Comparative Tracking Index (CTI) | ≥ 600 V |
| Thermal Class | Class B (150°C) |
| Heat Resistance | ≥ 150°C |
| Water Absorption (24 hrs @ 23°C) | ≤ 0.10 % |
| Flame Resistance | V-0 (on request) |
| Machinability | Excellent (CNC Machined) |
| Color | Light Green / Natural |
| Operating Temperature | -40°C to +150°C |
