Vulcanized Fiber Sheet

Simhoo Vulcanized Fiber Sheet is a rigid, high-density insulating material made from layers of cotton-based cellulose paper, compressed and vulcanized through chemical and thermal processing. It features exceptional mechanical properties, excellent dielectric strength, and good machinability, making it ideal for a wide range of electrical, mechanical, and industrial applications.

Category:

🔹 Key Features

  • Superior Electrical Insulation
    Dielectric strength up to 12–20 kV/mm

  • High Mechanical Strength
    Strong impact resistance and dimensional stability

  • Good Machinability
    Suitable for stamping, punching, laser cutting, CNC routing

  • Thermal Resistance
    Suitable for Class A applications (up to 105°C)

  • Environmentally Friendly
    Halogen-free, recyclable, safe for electrical use


🔹 Typical Applications

  • Electrical insulation in motors, transformers, switchgear

  • Structural insulating parts: phase barriers, washers, pads

  • Mechanical spacers and gaskets in power equipment

  • Knife handles and abrasive backing layers

  • Custom die-cut parts for appliances and electronics


🔹 Technical Specifications

Property Value / Range
Material Vulcanized Cotton Fiber
Thickness 0.2 mm – 3.0 mm
Sheet Size Standard: 1020 mm × 1220 mm / Custom
Color Red, Brown, Gray, Black, White
Density 1.2 – 1.4 g/cm³
Dielectric Strength 12 – 20 kV/mm
Tensile Strength > 150 MPa
Thermal Class Class A (105°C)
Flammability Optional flame-retardant grades

🔹 Advantages Compared to Other Materials

  • 🧩 Replaces epoxy board and thermoplastics in non-critical zones

  • 💡 Lighter and more eco-friendly than fiberglass or composite boards

  • 🧰 Easy to machine, drill, punch, laser-cut without cracking

  • 💰 Cost-effective solution for mass production parts


🔹 Industries Served

  • Power generation & distribution

  • Home appliances manufacturing

  • Electronics and PCB industries

  • Mechanical gasket/washer suppliers

  • Automotive & transportation sectors


🔹 Packaging & Delivery

  • Sheets packed in moisture-proof wrap with edge protectors

  • Palletized or boxed based on sheet size and quantity

  • Lead time: 7–15 days depending on order size

  • Global shipping via sea/air/express


📞 Contact Us

Simhoo New Material Co., Ltd.
🌐 Website: www.simhoo.com
📧 Email: sim@simhoo.com