1、 KS M ISO 3262 21KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS 21:( )KS M ISO 3262 21: 2007 2007 9 28 http:/www.kats.go.krKS M ISO 3262 21: 2007 : () ( ) () () () ( ) : (http:/www.standard.go.kr) : :2002 11 21 :2007 9 28 2007-0720 : : ( 02-509-7301) (http:/www.kats.go.kr ). 7 5 , . KS M ISO 3262 21: 2007
2、 21: ( ) Extenders for paintsSpecifications and methods of test Part 21:Silica sand(unground natural quartz) 2000 1 ISO 3262 21, Extenders for paints Specification and methods of test Part 21: Silica sand(unground natural quartz) , . 1 ( ) . 2 . . KS L ISO 3819, KS M ISO 787 2, : 105 KS M ISO 787 3,
3、 : KS M ISO 787 7, : KS M ISO 787 9, : pH KS M ISO 787 14, 14: KS M ISO 3262 1, KS M ISO 3696, KS M ISO 15528, , 3 . 3.1 KS M ISO 3262 21: 2007 2 4 1 , 2 . 1 A B 99 80 X %(m/m) 97 80 X 6. 105 %(m/m) 0.5 KS M ISO 787 2 %(m/m) 0.4 2.5 KS M ISO 3262 1 pH 6.58.5 79 KS M ISO 787 9 %(m/m) 0.2 0.6 KS M ISO
4、 787 3 2 %(m/m) KS M ISO 787 7 KS M ISO 3262 1 % .a m .KS M ISO 787 14 a . 5 KS M ISO 15528 . 6 6.1 . , . . 6.2 KS M ISO 3696 3 . 6.2.1 1 96 %(m/m), 1.84 g/mL 1 . KS M ISO 3262 21: 2007 3 6.2.2 40 %(m/m), 1.13 g/mL . 6.3 . 6.3.1 6.3.2 (1 00020) . 6.3.3 6.3.4 . 6.4 6.4.1 2 . 6.4.2 KS M ISO 787 2 105
5、(5. ) 2 g 1 mg (m0) (6.3.1) . 6.4.3 (1 00020) (6.3.2) ( 2 .) (6.3.4) . (m1) . (6.2.1) 1 mL . 900 15 . (m2) . (6.2.2) 15 mL (6.1.1) 1 mL . . 10 mL . (6.3.3) 900 15 . (m3) . 6.5 KS M ISO 3262 21: 2007 4 w(SiO2) . ()100)SiO(1322=mmmw m1: g m2: (g) m3: (g) 0.1 % . 6.6 . 7 . a) b) c) d) e) 21:( ) 135513 7017 (02)60094114 (02)600948878 http:/ KS M ISO 3262 21: 2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Extenders for paintsSpecifications and methods of testPart 21: Silica sand(unground natural quartz) ICS 87.060.10 Korean Agency for Technology and Standards http:/www.kats.go.kr