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ASTM D3770-91

Current Revision

Specification for Flexible Cellular Materials-High-Resilience Polyurethane Foam (HR) and Combustion Modified High Resilience (CMHR) Polyurethane Foam (Withdrawn 1998)

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1.1 This specification covers the minimum physical properties and other requirements for high-resilience polyurethane foam (HR) and combustion modified high resilience polyurethane foams (CMHR).

1.2 Combustion modified high resilience polyurethane foams are high resilience foams that have been modified to meet specific flammability requirements.

1.3 This specification includes references to government regulations for burning characteristics of flexible cellular materials used in specific applications (see Table 1).


SDO ASTM: ASTM International
Document Number D3770
Publication Date Jan. 1, 1991
Language en - English
Page Count 2
Revision Level 91
Supercedes
Committee D20.22
Publish Date Document Id Type View
Jan. 1, 1991 D3770-91 Revision