1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 02 2012 05 15 N Status No usage or replacement N. Benipal, NA 2009 05 22 Revised Revision to viscosity range Titles revised A. Knell 2004 10 25 Activated C. Bezant Controlled document at www.MATS Copyright 2012, Ford Global Technologies,
2、Inc. Page 1 of 2 PUR LACQUER, SEALANT, JAGUAR LAND ROVER ONLY WSS-M4J214-A PUR LACQUER, SEALANT, HARDENER/ACTIVATOR, WSS-M4J214-A2 JAGUAR LAND ROVER ONLY NOT TO BE USED FOR NEW DESIGN 1. SCOPE The materials defined by these specifications are polyurethane sealer and associated polyurethane hardener/
3、activator. They are suitable for sealing purposes on wood veneer assemblies prior to finishing with a polyester lacquer. 2. APPLICATION These specifications WSS-M4J214-A/A2 were released for materials used for wooden decorative automotive components. 3. REQUIREMENTS Material specification requiremen
4、ts are to be used for initial qualification of materials. When in the fully assembled form the veneer assembly must comply with the Material specification requirements as specified on the engineering drawing. 3.1 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers mu
5、st conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.2 MATERIAL PROPERTIES 3.2.1 Color Assembly to be as per Master samples 3.2.2 Viscosity at 23 C WSS-M4J214-A 55 - 63 sec, 2mm cup 3.2.3 Drying/Curing, at 20 - 23C WSS-M4J214-A & A2: Dust Dry 2 Hours Min Reco
6、ating 1 - 24 Hours Min 3.2.4 Storage Stability Shelf life: When stored between 20 - 23C WSS-M4J214-A & A2 6 Months ENGINEERING MATERIAL SPECIFICATION WSS-M4J214-A2 Copyright 2012, Ford Global Technologies, Inc. Page 2 of 2 3.2.5 Handling at 20 - 23 C 3.2.6 Mixing ratio WSS-M4J214-A1 - 100 parts by weight sealing lacquer to WSS-M4J214-A2 - 100 parts by weight hardener/activator 3.5 PERFORMANCE PROPERTIES The material shall be of uniform quality, free from foreign materials and properties detrimental to normal production use.
