We successfully delivered a precision machined black FR4 mounting bracket for a high-temperature industrial equipment manufacturer. Machined from FR4 fiberglass epoxy laminate, this component functions as a high-temperature insulating support structure for electrical components in thermal processing equipment. The bracket features precision-milled mounting slots, reinforced mounting bosses, and optimized geometry for maximum rigidity under continuous high-temperature operation.
| Project Name | Black FR4 High-Temperature Insulating Mounting Bracket |
| Material | FR4 Fiberglass Epoxy Laminate |
| Material Color | Black |
| Process | CNC milling + Drilling |
| Key Feature | High-temperature insulation, precision mounting features |
| Continuous Operating Temperature | Up to 130°C (Class B insulation) |
| Dielectric Strength | > 20 kV/mm |
| Dimensional Tolerance | ±0.05mm on critical mounting features |
| Surface Finish | As-machined (smooth finish) |
| Flatness | ≤ 0.1mm over mounting surface |
| Application | High-temperature equipment / Electrical insulation / Component mounting |
| Property | Value |
| Continuous Operating Temperature | 130°C (Class B) |
| Dielectric Strength | > 20 kV/mm |
| Flammability Rating | UL94 V-0 |
| Water Absorption | < 0.1% (24 hours) |
| Tensile Strength | > 300 MPa |
| Flexural Strength | > 400 MPa |
100% dimensional inspection performed using digital calipers and CMM for critical features. Flatness verified on granite inspection table. Material certification including dielectric strength and temperature rating provided with each batch. Visual inspection ensures clean, burr-free edges and surfaces.
✓ High-temperature industrial equipment
✓ Electrical component mounting
✓ Transformer and power supply assemblies
✓ Heating element supports
✓ Test and measurement fixtures
✓ PCB handling and fixturing
✓ Thermal processing machinery
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