1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 289 2 2: KS M ISO 289 2:2008 2008 4 4 http:/www.kats.go.krKS M ISO 289 2:2008 : ( ) ( ) () () () ( ) : (http:/www.standard.go.kr) : : 2003 12 30 : 2008 4 4 20080147 : : ( 025097301) (http:/www.kats.go.kr). 10 5 , . KS M ISO 289 2:2008 2: Rubber, unv
2、ulcanized Determinations using a shearing-disc viscometer Part 2: Determination of pre-vulcanization characteristics 1994 1 ISO 289 2, Rubber, unvulcanized Determinations using a shearing-disc viscometer Part 2: Determination of pre-vulcanization characteristics , . 1 . . , , , . . 2 . . ( ) . KS M
3、ISO 289 1, 1: ISO/TR 9272: 1986, Rubber and rubber products Determination of precision for test method standards 3 . KS M ISO 289 2:2008 2 3.1 (pre-vulcanization time; scorch time) . 5 , 3 . t5 t3 . 4 (compound) . . 5 . . 6 2 . 7 . 8 . 1 . 1 . KS M ISO 289 2:2008 3 1 ( : 5 ) 9 9.1 ISO/TR 9272 . KS M
4、 ISO 289 1 A . 9.2 (interlaboratory test programme; ITP) 1987 . 2 . (CR), EPDM( ), (FKM) SBR 1 500 50 (mass) 100 N550 black1) ( ) 1 2 . CR EPDM 120 , FKM 150 , SBR 170 . 16 . ITP 1 . 9.3 9.3.1 1 . 9.3.2 1 . 1) ASTM D 1765 89( ) , 1KS M ISO 289 2:2008 4 r : : (mooney) (r) : , %( ) R : : (mooney) (R)
5、: , %( ) 1 r (r) R (R) (mooney torque units) SBR CR FKM EPDM 22.0 22.3 46.1 60.3 1.03 1.28 2.81 1.94 4.70 5.75 6.11 3.23 3.06 4.96 7.20 11.10 13.9 22.2 15.6 18.4 (pooled values) 37.7 1.88 4.99 7.23 19.2 (pre-vulcanization time, min) SBR CR FKM EPDM 5.23 14.80 8.97 20.80 0.34 1.82 1.27 5.32 6.41 12.3
6、0 14.20 25.50 2.55 7.55 3.88 11.60 48.8 50.9 43.3 55.5 (pooled values) 12.50 2.89 23.10 7.28 58.1 10 . a) b) c) 1) , 2) ( ) d) e) (: ) f) (t5 t3)(: ) g) 2: 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 289 2:2008KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Rubber, unvulcanized Determinations using a shearing-disc viscometer Part 2: Determination of pre-vulcanization characteristics ICS 83.060.00