1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions 2006 08 11 Revised Inserted 3.0; Deleted 3.1, 3.2, 3.3, 3.8, 3.9 & 4 2001 06 25 Revised Updated A. Cockman 1996 10 10 Activated Updated A. Cockman Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 1 of 2 POLYO
2、L FOR PUR FOAM SEALS WSS-M5D20-A 1. SCOPE The material defined by this specification is a polyether polyol (component A) with the necessary additives e.g. catalysts and stabilizers. 2. APPLICATION This specification was released originally for material used for producing cowl vent grill seal. 3. REQ
3、UIREMENTS Material specification requirements are to be used for initial qualification of materials. 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P1111-A). 3.4 VISCOSITY 30
4、000 +/- 5,000 mPas (ASTM D 2849, test temperature 25 +/- 0.5 C, spindle no. 2, rotational frequency 12/minute) 3.5 CUP TEST (FLTM BO 160-02) Mixing Ratio 100 : 350 Test Portion of Component A 17.5 g Test Portion of Component B 0.5 g Component B according to specification WSS-M5D19-A Mixing Time 10
5、s 3.5.1 Creaming Time 35 +/- 5 s 3.5.2 Rising Time 185 +/- 5 s 3.6 FORMATION OF LUMPS Pour 250 g of component A, as delivered, through a wire mesh (width of mesh 0.8 mm). The material shall show no oversize residue. 3.7 COLOR Black or according to Engineering Drawing. ENGINEERING MATERIAL SPECIFICAT
6、ION WSS-M5D20-A Printed copies are uncontrolled Copyright 2006, Ford Global Technologies, LLC Page 2 of 2 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 STORAGE STABILITY (From date of receipt at Ford Motor Company) Minimum 3 months at a temperature between +18 and +25 C. The material shall be stored in air tight containers.
