Mineral Wool

Economical, rigid mineral fiber board insulation for fabrication of V-groove, fittings, and precision cut pipe. Excellent thermal and acoustical performance in both hot and cold applications. Conserves energy, maintains process temperatures, prevents condensation, and reduces noise emission and transmission. Available in an actual density of 6.5 lbs/ft³ and suitable for temperatures up to 1,200°F (649°C). On initial startup only, heat rise should not exceed 15°F per minute to allow binder to dissipate without excessive temperature rise. Thermal conductivity is not affected

Fiberglass™ Pipe Insulation

Thermafiber® Fabrication Board

Thermafiber® Industrial Fabrication Board is a rigid, high-density mineral wool board designed specifically for fabrication precision-cut pipe, fittings, and specialty shapes. It delivers excellent thermal and acoustical performance in both hot and cold applications.

BENEFITS

Key Features:

  • Continuous service temperature up to 1,200°F (649°C)
  • Actual density of 6.5 lb/ft³
  • Noncombustible (Flame Spread 0 / Smoke Developed 0)
  • Excellent dimensional stability at elevated temperatures
  • Noncorrosive and resistant to fungi growth
  • Easily fabricated for custom pipe and fitting applications
 

Typical Uses:

  • Custom-fabricated pipe insulation and fittings
  • V-groove and precision-cut pipe sections
  • High-temperature process piping
  • Equipment and vessel insulation
  • Acoustical applications requiring high NRC values
 

Performance Highlights:

  • Meets ASTM C612 (Types IA, IB, II, III, IVA, IVB)
  • Thermal conductivity starts at 0.23 Btu·in/hr·ft²·°F at 75°F mean temperature
  • Linear shrinkage less than 0.5% at 1,200°F
  • Passes ASTM C795 / C692 for use over austenitic stainless steel
 

Low Smoke & Flame Spread:

Flame spread rating of 0 and a smoke developed rating of 0 when tested in accordance with ASTM E84 and UL 723.

Non-Combustible:

Thermafiber®   is rated as non-combustible in accordance ASTM E136 and CAN/ULC S114 & Complies with NFPA 220

APPLICATIONS

Thermafiber®  provides excellent thermal insulation performance for mechanical/power and process piping systems operating from 0°F (-18°C) to 1200°F(650°C). This molded pipe insulation is easily fabricated, cutting cleanly and easily with a knife. Very low inservice shrinkage helps prevent gaps from forming at joints, preventing costly thermal leaks.

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