1、 GMDAT ENGINEERING STANDARDS Material Specification Textiles SUPERCEDED EDS-M-6462 Polyurethane Leather for Seat Back Covering This standard may be applied only for current project. It is Superceded for all future projects and replaced by GMW14122. 4C -e -7 E(*7)8 88x 7 , F6* 72T8p) F$ . 1.1 +95 . .
2、, 8t 8% =8 !887 957%L# E(*7)07 38%P E:48x 957F$ . 2.1 17 E:4 / . F$-1F 68 2.2 GM E:4 / . EDS-M-0102 EDS-T-7402 EDS-T-7602 EDS-T-7604 EDS-T-7611 EDS-T-7624 EDS-T-7642 EDS-T-7646 EDS-T-7649 EDS-T-7694 GMW3059 EDS-T-7132 EDS-T-7415 EDS-T-7603 EDS-T-7605 EDS-T-7614 EDS-T-7626 EDS-T-7643 EDS-T-7647 EDS-T
3、-7683 GMW3001 2.3 dA E:4 / . F$-1F 68 GMDAT ENGINEERING STANDARDS EDS-M-6462 Copyright 2010 General Motors Company All Rights Reserved September 2010 Page 2 of 6 Version : 3 3 Requirements 3.1 General Properties 3 7 1F 3.1 d., ,p2e Table 1: General Properties / E 1: d., ,p2e Designations / 4G F+ Tes
4、t Methods / 4G - Specifications / 3.1.1 Weight per unit area. / $88 +95 $- :E( . 3.1.1.1 PU Leather + PU Foam + B/Cloth. 3.1.1.2 PU Leather only. 3.1.1.2.1 PU Layer. 3.1.1.2.2 Backing Cloth. 3.1.1.2.2.1 Weight per unit area. / $88 +95 $- :E( . 3.1.1.2.2.2 Weave density. / :9 -4$ . 3.1.1.2.2.2.1 In l
5、ongitudinal direction. / 9 -F . 3.1.1.2.2.2.2 In transverse direction. / G -F . 3.1.1.3 PUR Foam. 3.1.1.4 Backing Cloth. 3.1.1.4.1 Weight per unit area. / $88 +95 $- :E( . EDS-T-7611 EDS-T-7611 EDS-T-7683 EDS-T-7611 480 g/m2 min. / 480 g/m2 81 . 420 g/m2 min. / 420 g/m2 81 . PUR skin. 270 310 g/m2 1
6、2 Thread/cm. 12 Thread/cm. Nominal. R 14 g/m2 3.1.2 Thickness. % . 3.1.2.1 PU Leather + PU Foam + B/Cloth. 3.1.2.2 PU Leather only. EDS-T-7624-4D EDS-T-7624-1A 3.0 mm min. / 3.0 mm 81 . 5.01.09.0 mm 3.1.3 Breaking force. / 88 I$ . 3.1.3.1 In longitudinal direction. / 9 -F . 3.1.3.2 In transverse dir
7、ection. / G -F . EDS-T-7132-D 800 N/5cm min. / 800 N/5cm 81 . 450 N/5cm min. / 450 N/5cm 81 . 3.1.4 Elongation at break. / 88 48 3.1.4.1 In longitudinal direction. / 9 -F . 3.1.4.2 In transverse direction. / G -F . EDS-T-7132-D 65 % min. / 65 % 81 . 130 % min. / 130 % 81 . GMDAT ENGINEERING STANDARD
8、S EDS-M-6462 Copyright 2010 General Motors Company All Rights Reserved September 2010 Page 3 of 6 Version : 3 Designations / 4G F+ Test Methods / 4G - Specifications / 3.1.5 Heat aging resistance (100 E 72hours). / !7( “G2e (100 E 72hrs). 3.1.5.1 Breaking force. / 88 I$ . 3.1.5.1.1 In longitudinal d
9、irection. / 9 -F . 3.1.5.1.2 In transverse direction. / G -F . 3.1.5.2 Other changes. / dA -G . EDS-T-7649 EDS-T-7132-D Compare with initial 15%. / 9 9PE1B7t % &%F 98 FE D# /xFE %P E(*7)4 7 1F 3.2.1 4:18 11 , E+ 7= , E+ EB8t $-1 d3T7$ 272P 38 , -dE %P E:4., (Master Sample)7 :4F$ . 3.2.2 4:18t 8d8 94
10、8 G7$ ,p2e -C 748 75 95 -G4 86!2P# 6| %P$ . 3.2.3 8% =* 88F B1958 2l9P8 17 4 E+7 8TFF -G4 862P# 6| %P$ . 3.2.4 4:18 E+7 48x 6$# 9I$8 H8x 4F748x & 75 958 H958 !6x2P# 6| %P$ . 3.2.5 dA 82lF 1F8x .E $+8x =l9F . 3.3 38 -C E:.(: 9) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 3 SEP 2010 Superceded (Appearance Material Engineering Team) / F9I957 =* (Appearance Material 2XD4 )
