1、 ENGINEERING MATERIAL SPECIFICATION Material Name Specification Number Date Action Revisions 2003 05 15 Revised Para 3.0 inserted; Para 3.1, 3.19, 3.20, 3.22, 4 deleted 1996 04 26 Revised Revised para 3.6 A. Vallabhanath 1996 01 23 Activated A. Vallabhanath Printed copies are uncontrolled Page 1 of
2、2 Copyright 2003, Ford Global Technologies, Inc. COPPER WIRE, SOFT OR ANNEALED ROUND, HEAVY WSS-M2L67-A2 POLYURETHANE INSULATED (SOLDERABLE), CLASS 180 C 1. SCOPE The material defined by this specification is a soft or annealed round copper wire insulated with a heavy film of solderable baked modifi
3、ed polyurethane. 2. APPLICATION This specification was released originally for material used for the DIS coil secondary winding. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production
4、Materials (WSS-M99P1111-A). 3.2 WIRE SIZE SPECIFICATION 44 AWG 3.3 COLOR Naturl 3.4 BARE WIRE The copper wire used as a base for the polyurethane coated wire shall conform to ESF-M2L1-A, except as noted herein. 3.5 JOINTS Each spool of wire shall be one continuous length without any joints or weld j
5、oints in the finished wire. 3.6 INSULATION COATING AND THICKNESS The wire shall be coated with a triple film of solderable, baked modified polyurethane. Increase in dia, min 0.014 mm Overall dia, max 0.070 mm The addition to the diameter of the bare wire due to the polyurethane coating shall be dete
6、rmined utilizing the test method NEMA 1000. ENGINEERING MATERIAL SPECIFICATION WSS-M2L67-A2 Page 2 of 2 Copyright 2003, Ford Global Technologies, Inc. 3.7 INSULATION ADHESION No cracks in the coating (NEMA 1000) 3.8 INSULATION FLEXIBILITY No cracks in the coating (NEMA 1000) 3.9 INSULATION AGING No
7、cracks in the coating (NEMA 1000, 125 +/- 3 C) 3.10 ELONGATION 14% (NEMA 1000) The insulated wire shall meet the requirements of Table I. 3.11 INSULATION SOLUBILITY Insulation shall not (NEMA 1000) soften 3.12 SOFTNESS OF COPPER (NEMA 1000) The insulated wire shall meet the requirements of Table III
8、 3.13 DIELECTRIC TEST, min 285 kv/mm (NEMA 1000) 3.14 FAULT TESTING, max 2 (NEMA 1000) 3.15 HEAT RESISTANCE The insulation must not show puncture, crack or break A sample of coated wire, 10 20 cm long, shall be placed in an oven at 175 +/- 3 C for 1 hour. Sample to be examined under 10X magnificati
9、on. 3.16 THERMOPLASCTIC FLOW, min 200 C 3.17 SOLDERABILITY 4 s3.18 CONFORMITY WITH THIS SPECIFICATION In case of failure under any of the foregoing tests, two additional tests shall be made, and the wire shall be regarded as meeting the requirements of this specification if the results of the additi
10、onal tests are satisfactory. The wire shall be regarded as not meeting the requirements of this specification if the results of either of the two additional tests are unsatisfactory. 3.21 WIRE SURFACE LUBRICANT A continuous coating of paraffin shall be applied to the insulated wire to assure proper high speed dereeling and winding. The mass of lubricant after extraction from the wire shall be 13.0 +/- 5 mg/100 gms of wire.
