Exfoliated Vermiculite | WI-INS-208

Exfoliated Vermiculite – Exfoliated vermiculite insulation and refractory material engineered by Wedge Insulation for demanding thermal, fire protection, and energy efficiency requirements.

Exfoliated Vermiculite Technical Specifications

• Max Service Temperature: Up to 1100°C

• Density: 60 – 130 kg/m³ (exfoliated)

• Thermal Conductivity: 0.065 – 0.10 W/mK at ambient

• pH: 7.0 – 8.0 neutral

• Grades: Superfine / Fine / Medium / Coarse

Key Benefits

✔ Non-combustible — performs at temperatures up to 1100°C
✔ Lightweight — reduces structural dead load
✔ Excellent insulation for refractory and passive fire applications
✔ Chemically inert — resistant to most acids and alkalis
✔ Available loose-fill, or formed into boards and coated cloth
✔ Asbestos-free and safe for industrial handling

Industries Served

• Passive Fire Protection — Fire Doors

• Steel Ladle and Tundish Lining

• Foundry and Casting

• Horticulture and Agriculture

• Industrial Furnace Backup Insulation

• Construction Fire Stopping

Grade Options:
Superfine / Fine / Medium / Coarse

Form:
Loose / Board / Panel / Coated Cloth

Particle Size:
0.5 mm – 6 mm

Supply:
Global supply — India, UK, Europe, Middle East, USA, Asia