Insulation Blanket Specifications

Compliance and Performance:

ASTM C 553 Mineral Fiber Blanket Thermal Insulation Type VII, Complies

City Of Los Angeles Approval RR 25444

Fire Performance:

ASTM E 136 Behavior of Materials at 750°C (1382°F) Non-Combustible

CAN4 S114 Test for Non-Combustibility Non-Combustible

ASTM E 84(UL 723) Surface Burning Characteristics Flame Spread – Passed

Smoke Developed – Passed

CAN/ULC S102 Surface Burning Characteristics Flame Spread – Passed

Smoke Developed – Passed

Maximum Service Temperature:

ASTM C 411 Hot Surface Performance In Compliance with

ASTM C612 @ 1200°F(650°C)

Dimensional Stability:

ASTM C 356 Linear Shrinkage 1.49% @ 1200°F (650°C)

Moisture Resistance:

ASTM C 1104 Moisture Sorption 0.01%

Thermal Resistance:

ASTM C 518 (C 177) R-value/inch @ 75°F 4.2 hr.ft².F/Btu***

RSI value/25.4 mm @ 24°C 0.74 m²K/W

Corrosive Resistance:

ASTM C 665 Corrosiveness to Steel Pass

ASTM C 795 **** Stainless Steel Stress Corrosion Specification as per Test

Methods C871 and C692: U.S. Nuclear Regulatory Commission,

Reg. Guide #1.36: U.S. Military Specifications MIL-I-24244 (all

versions including B and C) Conforms


*** at the time of manufacturing



ASTM C 612-93 – Nominal 8.0 lbs/ft3 128 kg/m3

ASTM C 553 – Actual

≥ 2” thickness 5.68 lbs/ft3 91 kg/m3

Available Facing:

  • Black fibrous glass scrim for single and multi-layer applications
  • Reinforced foil facing for single layer applications as special order only (minimum order quantities required).

Key Application Qualifiers:

  • Flexibility
  • Non-combustibility
  • Low moisture sorption
  • Fire resistant
  • Excellent thermal resistance
  • Does not rot or sustain vermin
  • Does not promote growth of fungi or mildew
  • CFC and HCFC free product and process
  • Made from natural and recycled materials

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