IS 3669 : 1994 Melamine-Formaldehyde Moulding Materials - Specification
UDC 678.652.737.21.033.3 PCD12
Reaffirmed 2020
1 Scope
This standard prescribes the requirements and the methods of sampling and tests for various types of melamine-formaldehyde moulding materials which have been further subdivided into different grades based on property levels and requirements.
2 Normative References
IS 335 : 1983 Insulating oils
IS 2221 : 1962 Methods of test for aminoplastics moulding materials
IS 2259 :1963Methods of test for the determination of insulation resistance of solid insulating materials
IS 2584 : 1963Method of test for electric strength of solid insulating materials at power frequencies
IS 2824 : 1975 Method for determining the comparative tracking index of solid insulating materials under moist conditions
IS 2828 : 1964 Glossary of terms used in the plastics industry
IS 3389 : 1994Ureaformaldehyde moulding materials
IS 4486 : 1967Recommended methods for the determination of the permitivity and dielectric dissipation factor of electrical insulating materials at power, audio and radio frequencies including metre wavelenghts
IS 13360 : Part 1 : 1992Plastics - Methods of Testing: Part 1 Introduction
IS 13360 : Part 2 : Sec 4 : 1993 Plastics - Methods of Testing: Part 2 Sampling and Preparation of Test Specimens Section 4 Preparation of test specimens by machining
IS 13411 : 1992Glass reinforced polyester dough moulding compounds