GMKOREA EDS-T-7685-2011 Test for Venting Property of Closed Cell Foams.pdf

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1、 ENGINEERING STANDARDS Test Procedure LIMITED USE EDS-T-7685 Test for Venting Property of Closed Cell Foams Do Not Use on New Program; No Replacement. $*dE 9 E08 Gd2e 4G - Note: 8 E:48t G8 =97 FF7 957%L+ , FG P-P Program 72P# 957%L: 6#$ . Copyright 2011 General Motors Company All Rights Reserved Nov

2、ember 2011 Originating Department: GM Korea Engineering Standards Page 1 of 3 Version : 3 1 Scope Note: Nothing in this standard supersedes applicable laws and regulations. Note: In the event of conflict between the Korean and English language, the Korean language shall take precedence. 1.1 Purpose

3、and Applicability. This test standard is to determine venting property of closed cell foam. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specifications. None 2.2 GM Standards/Specifications. None 2.3 Additional References. No

4、ne 3 Resources 3.1 Equipment. 3.1.1 Venting property test equipment consisted with following ingredients. 3.1.1.1 Gas Tank of 7.5 L capacity: A piece of tube of 150 mm in length and 1/4” in outer diameter is welded on to the tank top for gas discharge. 3.1.1.2 Manometer of 1.00 KP/cm2 capacity. 3.1.

5、1.3 Needle valve. 3.1.1.4 1” O.D. tube flange (inner diameter: 1 ”) 2 pieces. 3.1.2 Sieve of 50 mm in diameter (4 meshes/mm). 3.1.3 Humidifying Chamber to be used for Pretreatment. 3.1.4 Scissors or a cutter to cut out a test piece. 1 P7 :0 : ., E:48 6&F !7$ :4-8! 9I8x $4=F 3L 6$ . :0 : F67t 7568 18

6、 88x 7 , F6* 72T8p) F$ . 1.1 +95 -C 957 -88 . ., 4G -8t $*dE 9 E0 8:7 $4F Gd2e8x 9IFd 88F 17F$ . 2 4) E:4 / :0 : C-H +d%P 9I8 6# F 48 07 38%P E:48x 957F$ . 2.1 17 E:4 / . None 2.2 GM E:4 / . None 2.3 dA E:4 / . None 3 4G 88 3.1 4G 8/x . 3.1.1 $80 M8t 2e .E8p) 8*6: Gd2e 4G 88 . 3.1.1.1 7.5 L 7(8 43 B

7、%A : 8K+7 B%A !8 434 -d%T 3L 8# 150 mm l88 1/4” C/4 79E%L6 88 . 3.1.1.2 1.00 KP/cm2 7(8 *“+A . 3.1.1.3 #& -l/ . 3.1.1.4 18? C/ F(: (! 1 8? ) 2P . 3.1.2 : 50 mm8 = (4 +3 /mm). 3.1.3 98=* 3LF8x 88F 38X =- . 3.1.4 4G D =x?* 88F 488 D# 92 0.07 KP/cm2 866 F . 6 6|987 $4F 7 9 ., E:48t 88G ,p: , 86 , 8/x &

8、%8x E FF 3L 8$ . ., E:48t 87 $4F 170 4)%P +& 6|98 ,l9P8 F8x 9P4F:# 6#$ . &d(2P 17 987 95FF 6|980 I 1B* 9DF , -18 9PF 728 957 7 .* 9IF# 8t ., E:4 1788 =y8 1F8$ . 7 768 9I8 7.1 98,l 76 . F$-1F 68 . 7.2 66 -C dGl . F$-1F 68 . GM KOREA ENGINEERING STANDARDS EDS-T-7685 Copyright 2011 General Motors Compa

9、ny All Rights Reserved November 2011 Page 3 of 3 Version : 3 8 Coding System This standard shall be referenced in other documents, drawings, etc., as follows: 8 Ed - $* ,l2P! $+ &%72P ., E:48 87%T &# $80 M8 EdF$ . English Venting Property to EDS-T-7685 - 0.07 KP/cm2 or higher Requirement Test Method

10、 Designation ,l Gd2e - EDS-T-7685 - 0.07 KP/cm2 81 7 9 4G - 4G F+ 9 Release and Revisions This standard was originated in November 1995. It was first approved by Engineering Standard Committee in November 1995. It was first published in November 1995. 9 9P9I -C P9I 8)Y ., E:48t 1995“x 1187 E:4 -Gl4

11、.7 %L6 , d3TE:41,h7 8F 1995 “x 11 87 38%L6$ . ., E:48t 1995 “x 11 87 ) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 3 NOV 2011 Apply new Engineering Standard Template. Limited use with no replacement (Polymer / Organic Material Lab Team) / 4 d3TE:4 64 957 . F9I957 ($4=E:4 68 ) =* (G)8*4G D4 )