It shall be such that the soldering is possible without remove of the covering. No draw holes and bent holes, small tgδ. It is easy to be color artificially with red or green in order to difference and joint. Be suitable for electronic transformer, electronic winding, micro-motor, relay, electric appliances,coils telecommunication equipment and other electronic apparatus.

Executive Standard:GB 6109.4-88
                                    IEC 60317-51
                                   JIS C 3202.6
                                    MW 82-C