This standard specifies the method for measuring the resilience of rubber by impact under a small range of impact strain and strain rate. This standard is applicable to vulcanized rubber whose hardness is within the range of 30-85 IRHD at the test temperature.
GB/T 1681-1991 history
2009GB/T 1681-2009 Rubber.Determination of rebound resilience of vulcanizates
1991GB/T 1681-1991 Rubber--Determination of rebound resilience of vulcanizates