IS 14425 : 1997 Guide for manufacture of glass reinforced polyester resin mouldings

1 Scope

This guide makes recommendations for the preparation of a schemeto control the quality of mouldings made from glass fibrereinforcements bonded with filled or unfilled polyester resinsystems.

2 References

IS 2824 :1975Method for determining the comparativetracking index of solid insulatingmaterials under moist conditions

IS 3396 : 1979Methods of test for volume and surfaceresistivities of electrical -insulating materials

IS 4486 :1967Recommended methods for thedetermination of the permitivity andelectric dissipation factor ofelectrical insulating materials at power, audio and radiofrequenciesincluding metre wavelengths

IS 6262 :1971Method of test for power factor anddielectric constant of electricalinsulating liquids

IS 6746 :1994Unsaturated polyester resin systems

IS 8543 : Part 4 : Sec 1 :1984 Methods of testing plastics:Part 4 Short term mechanicalproperties,Section 1 Determination oftensile properties

IS 11273 :1992Glass fibre rovings fabrics of `E'glass fibre

IS 11320 :1996Glass fibre rovings for thereinforcement of polyester and epoxideresin systems

IS 11551 :1996Glass fibre chopped-strand mat (CSM)for the reinforcement of epoxy,phenolic and polyester resin systems

IS 13411 :1992Glass reinforced polyester doughmoulding compounds

IS 13360 : Part 5 : Sec 11 :1992 Plastics-Methods of testing plastics:Part 5 Mechanical properties,Section 11 Determination of indentation hardness of plastics bymeans of durometer (Shore hardness)