1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 2811 2 2: ( )KS M ISO 2811 2:2012 2012 12 21 http:/www.kats.go.krKS M ISO 2811 2:2012 : ( ) ( ) LH () () KCC ( ) : (http:/www.standard.go.kr) : :2002 11 21 :2012 12 21 2012-0743 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M ISO 2811 2:20
2、12 i . ii 1 1 2 1 3 .1 4 1 5 1 6 2 7 .3 8 .3 8.1 .3 8.2 .3 9 4 10 5 10.1 (r ) 5 10.2 (R ) .5 11 .5 A( ) .6 B( ) .7 KS M ISO 2811 2:2012 ii 2011 2 ISO 2811 2, Paints and varnishes Determination of density Part 2: Immersed body(plummet) method , . KS M ISO 2811 2:2012 2: ( ) Paints and varnishes Deter
3、mination of density Part 2: Immersed body(plummet) method 1 ( ) , . , . 2 . . ( ) . KS M ISO 1513, KS M ISO 15528, , 3 . 3.1 (density, ) , (g/cm3) . 4 . . . . 5 , . , KS M ISO 2811 2:2012 2 (23.00.5) . , (200.5) (B.2 ). , 0.5 . 6 . 6.1 (plummets), 1 , ( ), . 10 cm3 100 cm3 . , , . 100 cm323 25 mN/m
4、1.2 g/cm3: mm 1 100 cm3 10 cm3 . d 100 cm3 3 mm 10 cm3 1 mm 1 6.2 , 10 mg . 6.3 , 0.2 0.2 . 6.4 , , (5. ) . KS M ISO 2811 2:2012 3 6.5 , . 7 KS M ISO 15528 . KS M ISO 1513 . 8 8.1 1 . . 8.2 8.2.1 2 . , . 8.2.2 A (6.1) . (6.4) (6.2) 30 . (100 cm3 400 cm3, 10 cm3 100 cm3) . (6.3) . . (m1)( .) 10 mg .
5、(6.5) ( 2 ). (m2) 10 mg . (taring) , (m1) 0 . KS M ISO 2811 2:2012 4 2 8.2.3 B (6.1) . (6.4) (6.2) 30 . (6.3) (tT) . . . , , (m2) . (m1) . (1) . m1 m2 . m1: m2: 9 tT , (g/cm3) , (1) . tVmm12= (1) m1 : , (g) m2 : , (g) Vt : , tT B (cm3) (filling-machine) , (0.001 2 g/cm3) . KS M ISO 2811 2:2012 5 , (
6、B.2) . 10 10.1 (r ) (r) ( ) . . r 95 % . : 0.002 g/cm3 10 cm3 : 0.011 g/cm3 100 cm3 : 0.003 g/cm310.2 (R ) (R) ( ) . . R 95 % . : 0.004 g/cm3 10 cm3 : 0.030 g/cm3 100 cm3 : 0.004 g/cm311 . a) b) c) (: 100 cm3 ) d) e) 0.001 g/cm3 (g/cm3) f) g) h) KS M ISO 2811 2:2012 6 A ( ) A.1 . 30 . . (100 cm3 400
7、 cm3 , 10 cm3 100 cm3 ) . . . (m1) 10 mg . (6.5) ( 2 ). (m2) . . . , (72 mN/m) , . 30 mN/m40 mN/m (wetting agent) . , . A.2 , tT , Vt(cm3) (A.1) . c12tmmV= (A.1) m1: , (g) m2: , (g) c: (g/cm3) KS M ISO 2811 2:2012 7 B ( ) B.1 , tT 5 , . , Vt cm3 (B.1) 5 . Vt VC 1 P(tT tC) (B.1) VC : , tC (cm3) tT :
8、() tC : () P : ( B.1 ), ( 1) B.1 (P) 1 ( ) 5410 6 CuZn37(Ms63) 4810 6 6910 6B.2 , (g/cm3), C (B.2) . )(1)(1TCmTCmCtttttt=+= (B.2) tC : () tT : () m : , 210 4 1 , 710 4 1 . t : (g/cm3) 2:() 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 2811 2:2012KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Paints and varnishes Determination of density Part 2: Immersed body(plummet) method ICS 87.040