KS M ISO 8307-2008 Flexible cellular polymeric materials-Determination of resilience by ball rebound《软泡沫塑料聚合材料 回强性测定》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 8307 KS M ISO 8307:2008 2008 11 26 http:/www.kats.go.krKS M ISO 8307:2008 : ( ) ( ) () () ( ) : (http:/www.standard.go.kr) : : 2003 12 31 : 2008 11 26 2008-0803 : : ( 02-509-7301) (http:/www.kats.go.kr). 10 5 , . KS M ISO 8307:2008 Flexible cellular

2、 polymeric materials Determination of resilience by ball rebound 2007 2 ISO 8307, Flexible cellular polymeric materials Determination of resilience by ball rebound , . . . . 1 . 2 . . ( ) . KS M ISO 23529, 3 . 3.1 (open-cell) 25 % 3.2 (closed-cell) 25 % 4 , . KS M ISO 8307:2008 2 5 5.1 ( 1 ) 30 mm 6

3、5 mm , (16.81.5) g, (160.5) mm . , . (5000.5) mm . , 516 mm . “0” . , . , . : mm 1 2 3 4 5 1 KS M ISO 8307:2008 3 5.2 . 5 %(25 mm) , 120 (arc) 1 % . . 5.3 , . ( A ). 1 %( , 5 mm) . . 6 6.1 . 6.2 50 mm 100 mm100 mm , . 50 mm 50 mm . , . 50 mm . . . , (slipping) . . 7 3 . 3 . 8 72 , 16 48 72 10 % . 16

4、 48 . KS M ISO 23529 16 . (232) , (505) % (272) , (655) % . KS M ISO 8307:2008 4 , ( 12 ) , ( 6 ) . 9 9.1 3.1 . 0.4 mm/s 6 mm/s 75 % 80 % 2 , (105) . 3.2 . 9.2 9.2.1 (8. ) . 9.2.2 (5. ) 0 (160.5) mm . . 9.2.3 , . , . . . 3 . 9.2.4 3 1 3 . 10 3 . 20 % (1/5) 2 5 . 3 3 . , . 11 . 12 . a) b) 3. KS M ISO

5、 8307:2008 5 c) d) e) 3 f) 3 ( 5 ) g) h) KS M ISO 8307:2008 6 A ( ) 1 . , (barrier) . , . . ght22tot= ttot : ( ) h : (mm) g : (mm/s2) h . 82tottgh= R(%) . 100max=hhR hmax: (500 mm) 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 8307:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Flexible cellular polymeric materials Determination of resilience by ball rebound ICS 83.100

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