Fiberglass Board For Mold Insulation And Tooling Heavy Duty 500 C Heat Resistant Composite Board 4mm Thick 200x300 mm Non Absorbent And Pro Grade Strength For Plastic Molds

Single 4mm Fiberglass Mold Insulation Board 200x300
✔️ Non-absorbent, high-temp resistance for tooling and mold work

This heavy-duty fiberglass board is a high-temperature, non-absorbent insulating sheet designed for mold tooling and electrical applications. The 4 mm thickness and 200x300 mm footprint keep setups precise, clean, and stable. It’s ideal for supports, drilling pads, and insulation in electronic housings.

✅ Non-absorbent and non-conductive fiberglass board with strong mechanical strength
✅ Heat resistance up to 500 C for durable tooling
✅ Excellent flatness and dimensional stability for precision molding
✅ Insulates electronics with no static electricity, great for switches and modules

💡 What is a fiberglass insulation board used for in mold tooling and electrical work?

A handy non-conductive, heat-resistant backing that supports molds and insulates electronics.

- fiberglass board for mold tooling, PCB pads, and electrical enclosures - non-conductive, heat-resistant up to 500 C - reduces heat transfer and static buildup in electronics assembly