This standard specifies the test method for the falling ball rebound performance of flexible polyurethane foam plastics (hereinafter referred to as foam plastics). This standard applies to the determination of flexible polyurethane foam.
GB/T 6670-1997 history
2008GB/T 6670-2008 Flexible cellular polymeric materials.Determination of resilience by ball rebound
1997GB/T 6670-1997 Cellular plastics--Flexible polyurethane foam--Determination of resilience