Rubber, vulcanized or thermoplastic - Determination of low-temperature properties Part 3: Low temperature stiffening (Gehman test)

Available format(s)

Hardcopy , PDF

Language(s)

English, Japanese

Published date

10-20-2017

Publisher

Japanese Standards Association

Introduction1 Scope2 Normative references2A Terms and definitions3 Principle4 Apparatus5 Calibration6 Test pieces7 Procedure8 Number of test pieces9 Expression of test results10 Test reportAnnex A (informative) - Calibration scheduleAnnex JA (informative) - Low-temperature torsion test after long-term exposureAnnex JB (informative) - Calculation formula for apparent torsional modulus or rigidityAnnex JC (informative) - Comparison table between JIS and corresponding International StandardBibliography

Describes a static procedure, known as the Gehman test, for determining the relative stiffness characteristics of vulcanized or thermoplastic rubbers over a temperature range from room temperature to approximately -150 degrees Celsius.