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MIL-C-81945 Specimens

Metaspec manufactures test panels and specimens used in quality and conformance testing by Military Specification MIL-C-81945B, which covers intumescent weapon insulation coating compounds. These compounds are used for the exterior surfaces of aircraft ordnance to provide protection in high-flux thermal environments.


The following tests in Specification MIL-C-81945B use test panels or specimens. Click on the test method number for more information.

  • MIL-C-81945 §4.6.1 Aluminum Test Panels

    • MIL-C-81945 §4.6.2 Primer

    • MIL-C-81945 §4.6.3 Insulating Coating Compound Type I (Spray Method)

    • MIL-C-81945 §4.6.4 Insulating Coating Compound Type II (Casting Method)

    • MIL-C-81945 §4.6.5 Insulating Coating Compound Type III (Adhesive Method)

    • MIL-C-81945 §4.6.6 Topcoat

    • MIL-C-81945 §4.7.10 Hardness (Shore A and Shore D)

    • MIL-C-81945 §4.7.12 Lubricating Oil Resistance

    • MIL-C-81945 §4.7.13 Impact Resistance (see also ASTM D2794)

    • MIL-C-81945 §4.7.15 Thermal Shock Resistance (see also MIL-STD-810 Method 503.1)

    • MIL-C-81945 §4.7.16 Weather Resistance (see also ASTM D1014)

  • MIL-C-81945 §4.7.8 Thermal Efficiency

  • MIL-C-81945 §4.7.9 Tensile Properties (see ASTM D638)

  • MIL-C-81945 §4.7.14 Humidity Resistance (uses same specimens from §4.7.8; see also ASTM D1748)

MIL-C-81945B supersedes Military Specification MIL-C-81945A.


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