1、 ENGINEERING STANDARDS Test Procedure Limited Use EDS-T-7303 Determining Wicking Resistance of Textiles, Papers, Cardboard etc. Do Not Use on New Program; No Replacement. :,p , 98 , *.: &%8 4 :H8 94F2e 4G - Note: 8 E:48t G8 =97 FF7 957%L+ , FG P-P Program 72P# 957%L: 6#$ . Copyright 2011 General Mot
2、ors Company All Rights Reserved September 2011 Originating Department: GM Korea Engineering Standards Page 1 of 5 Version : 5 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
3、 shall take precedence. 1.1 Purpose. This test method shall be used to determine the degree of test mediums absorption to test piece under the vertical condition. 1.2 Applicability. This standard specifies the wicking resistance of coated or uncoated laminated textiles, and single or laminated paper
4、s, cardboards, felts, etc. 2 References Note: Only the latest approved standards are applicable unless otherwise specified. 2.1 External Standards/Specifications. None 2.2 GM Standards/Specifications. EDS-T-7507 2.3 Additional References. None 3 Resources 3.1 Equipment and Test Media. 3.1.1 Glass Be
5、aker. 3.1.2 Shears or Cutting Dies for preparation of test pieces. 3.1.3 Stop Watch or Clock. 3.1.4 Stainless Steel Pins (40 mm long, 9.5 mm diameter). 3.1.5 Glass Rod (150 mm long, 8 to 10 mm diameter). 3.1.6 Apparatus for conditioning to EDS-T-7507. 3.1.7 Test Media. 3.1.7.1 Distilled Water at +20
6、 E (for method B only). 1 P7 :0 : ., E:48 6&F !7$ :4-8! 9I8x $4=F 3L 6$ . :0 : F67t 7568 18 88x 7 , F6* 72T8p) F$ . 1.1 +95 . ., E:48t 3L: 1BF72P +P,p8 4G D7 H3L%L# 9I$* ?U9IF#$ , +958 8$ . 1.2 957 -88 . ., E:48t D9%L! D9%L: 68t 9E=%P :,p0 $8 Gm8t 9E=%P 98 , *.: , DC &%7 $4F7 957F$ . 2 4) E:4 / :0 :
7、 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 / . EDS-T-7507 2.3 dA E:4 / . None 3 4G 88 3.1 4G 8/x -C 46 . 3.1.1 8T* /x8 . 3.1.2 4G D =x?* 88F 488! 99D8 4G D8x .F 4G D8p) 84G F$ . 84G 47 8T*.=8x 7* 9I4A 8/x! Gm8t 9 $ h 7d* 17F$ . 4.2.1.6 4G D8 ?UE2T72P 768 88) 3+& 9D8x
8、?U9IF$ . 4.2.2 4G - B. 4.2.2.1 4G D8x Gt$7 3L:8p) 9IF 4G 76 (3.1.7.1 F =l9 )7 (51) mm ?954A$ . 4.2.2.2 4G 768 ?UE2T7 $38x &.Bd 488x 1F7 9I48 -? G 4G D8x !$ . 4.2.2.3 4G D8 ?UE2T72P 88) 3+& 9D8x ?U9IF$ . 5 4G $8Bd 5.1 0 . 5.1.1 4G D8 ?UE2T8p).Bd 70*768 3+& “8* ?U9IF$ . 5.1.2 3+& 70* 768 “87t ?UE2T8 D
9、FF: 68x &# 3+& 70* 768 D8x ?F$ . 5.1.3 7 ) ?i8 9EF%P 8:8t 48 “8 3+& ?i8 “8* ?U9IF$ . 5.2 0 E4 . 8 4G -7 8F 4 :94F2e8t PP8 F8x 13T DF7 mm ) !A!+ 1 mm : 9IGH E4F 4G - , 4G D & , ?95480 4G D8 -F8x d)F$ . 6 6|987 $4F 7 9 ., E:48t 88G ,p: , 86 , 8/x &%8x E FF 3L 8$ . ., E:48t 87 $4F 170 4)%P +& 6|98 ,l9P
10、8 F8x 9P4F:# 6#$ . &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$-1F 68 . GM KOREA ENGINEERING STANDARDS EDS-T-7303 Copyright 2011 General Motors Company All Rights Reserved September 2011 Page 5 of 5 Version : 5 7.2 Acronyms, Abbre
11、viations, and Symbols. Wicking Resistance: Defined as the distance a test medium has risen up a standard test piece after a standard period of vertical suspension of the test piece in the test medium. 8 Coding System This standard shall be referenced in other documents, drawings, etc., as follows: 7
12、.2 66 -C dGl . 4 : 94F2e : 4G D8x 3L:8p) +$ 6x !.+8x 4G 767 ?954P 89I48 -? G 4G D7 3+& 4G 768 “8 . 8 Ed - $* ,l2P! $+ &%72P ., E:48 87%T &# $80 M8 EdF$ . English Wicking Resistance - EDS-T-7303 - B 1 In longitudinal direction 25mm max. In transverse direction 25mm max. Requirement Immersion period T
13、est method in 4.2 Standard number Indication of direction Designation ,l 4 : 94F2e - EDS-T-7303 - B 1 l8 -F 25mm max. E! -F 25mm max. 7 1F ?95 48 4G - & (4.2F ) 4G - -F E4 4G F+ 9 Release and Revisions This standard was originated in January 1994. It was first approved by Engineering Standard Commit
14、tee in January 1994. It was first published in January 1994. 9 9P9I -C P9I 8)Y ., E:48t 1994 “x 1 87 E:4 -Gl4 .7 %L6 , d3TE:41,h7 8F 1994“x 187 38%L6$ . ., E:48t 1994“x 187 ) 9P9I / -PF%L6$ . Issue / P9I8)Y Publication Date / 38 88 Description (Organization) / 9PP9I76 (:04.2P ) 4 DEC 2010 Inactivated (Polymer / Organic Material Lab Team) / E: (G)8*4G D4 ) 5 SEP 2011 Reactivated and Limited use with no replacement for current use. (Polymer / Organic Material Lab Team) / Limited use) 8-d? (G)8*4G D4 )
