IS 13360 : Part 5 : Sec 13 : 1992 Plastics - Methods of Testing Part 5 Mechanical Properties Section 13 Determination of Rockwell Hardness

1. Scope

This standard describes a method for determining the indentation hardness of plastics by means of the Rockwell hardness tester using the rockwell ‘M’, ‘L’ and ‘R’ hardness scales.

2. References

The following Indian Standards are necessary adjuncts to this standard:

196 :1966 Atmospheric conditions for where testing ( revised )

2828 : 1964 GIossary of terms used in the plastics industry

13360 ( Part 1 ) : 1992 Plastics - Methods of testing: Part 1 Introduction

13360 (Part 5/Sec 12) : 1992 Plastics - Methods of testing: Part 5 Mechanical properties, Set 12 Determination of ball indentation hardness of plastics

13360 (Part 5/Sec 7)1992 Plastics - Methods of testing:Part 5 Mechanical properties, Sec 7 Determination of indentation hardness of plastics by means of a durometer ( Shore hardness )