1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS E ISO 3087 KS E ISO 3087:2012 2012 12 7 http:/www.kats.go.krKS E ISO 3087:2012 : ( ) ( ) () ( ) : (http:/www.standard.go.kr) : :2003 6 27 :2012 12 7 2012-0685 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . KS E ISO 3087:2012 i i 1 1 2 1 3 .1 4 1 5 .1
2、 6 2 7 2 7.1 .2 7.2 .2 8 3 9 .3 9.1 3 9.2 .4 10 .5 A( ) .6 B( ) / 7 C( ) 11 D( ) 12 KS E ISO 3087:2012 ii 2011 4 ISO 3087, Iron ores Determination of the moisture content of a lot , . KS E ISO 3087:2012 Iron ores Determination of the moisture content of a lot 1 . . 2 . . ( ) . KS E ISO 3082, KS E IS
3、O 11323, 3 KS E ISO 11323 . 4 105 . % . 5 5.1 , 31.5 mm . 5.2 (1055) , . . 5.3 0.05 % . . KS E ISO 3087:2012 2 6 KS E ISO 3082 . KS E ISO 3082 1 . 1 mm kg 22.4 31.5 10 10.0 22.4 5 10.0 1 7 7.1 2 . . 2 4 2 4 3 7 2 8 1 1 7.2 7.2.1 7.2.2 (combined water) 8 % 7.2.3 . , , A . 7.2.2 a) (5.1) 31.5 mm . , ,
4、 (m1), 0.05 % . b) 105 (5.2) , 105 4 . , KS E ISO 3087:2012 3 . . . c) 1 . d) 0.05 % c) . 1 . 2 . . 3 . . 4 31.5 mm 10 kg . . 7.2.3 8 % . a) (5.1) 31.5 mm . , , (m1) . b) 105 (5.2) , 105 24 . , . . . 7.2.2 . 8 . . . . a) b) c) / 9 9.1 KS E ISO 3087:2012 4 (wi) (1) ( ) . 100121=mmmwi(1) m1: (g) m2: (
5、g) 9.2 (2) (5) . / / B . 9.2.1 . 4 3 1.3r , 4 w (2) % . 44321wwwww+= (2) w1, w2, w3, w4: 4 % 4 3 1.3r , . 4 2 . 3 w % r a % 1.3r % w 3 0.20 0.26 3 w 6 0.25 0.33 6 w 0.31 0.40 a C . 9.2.2 , w (3) % . =kiikiiiNwNw11(3) KS E ISO 3087:2012 5 k : Ni: i wi: 4 2 2 i % , w (4) % . =kiikiiimwmw11(4) k : mi:
6、i wi: i % 9.2.3 , 9.1 w (5) % . nwwnii=1(5) n : wi: i % 10 . a) (: KS E ISO 3087) b) c) d) e) KS E ISO 3087:2012 6 A ( ) , , . . . A.1 . A.2 105 . . A.3 . A.4 (wp) (A.1) % . 100121p=mmmw (A.1) m1: (g) m2: (g) A.5 KS E ISO 3082 . A.6 7.2 9.1 % . A.7 ( ) (wpd) (A.2) % . dpppd100100wwww += (A.2) wd: %
7、9.1 A.8 9.2 % . A.9 , . KS E ISO 3087:2012 7 B ( ) / . / , . . B.1 B.1.1 . a) / b) , , B.1.2 / , . B.2 B.2.1 , / . , / . . , . B.2.2 5 % . (m3)(t) . 1 t/m3 . B.2.3 (m4)(t) (m5)(t) KS E ISO 3087:2012 8 . B.2.4, B.2.5, B.3.6, B.3.7, B.4, B.5 . ( ) ( ) . , . . . B.2.4 (ws) (B.1) % . fmmwwws43)100( = (B
8、.1) w : % m3: (t) m4: B.2.3 (t) f : f . a) b) / / c) / d) / B.2.5 (ws) (B.2) % . fmmwww53S)100( += (B.2) w : % KS E ISO 3087:2012 9 m3: (t) m5: B.2.3 (t) f : B.2.4 B.3 B.3.1 / . . , . B.3.2 m2 . a) ( ) (m2) . b) ( ) ( ) (m2) ( ) . c) ( ) ( ) (m2) . B.3.3 . B.3.4 . mm . B.3.5 (mR)(t) (B.3) . 0001RARm
9、 = (B.3) A : B.3.2 (m2) R : B.3.4 (mm) : (t/m3)( 1 t/m3) B.3.6 , (wR) (B.4) % . KS E ISO 3087:2012 10 4RR)100(mmwww = (B.4) w : % , mR: (t) m4: (t) B.2.3 . B.3.7 , (wR) (B.5) % . 5RR)100(mmwww += (B.5) w : % , mR: (t) m5: (t) B.2.3 . B.4 (wO) (B.6) % . ()4R3O)100(mmfmwww+= (B.6) f, m3, m4, mR, w . B
10、.5 (wO) (B.7) % . ()5R3O)100(mmfmwww+= (B.7) f, m3, m5, mR, w . KS E ISO 3087:2012 11 C ( ) C.1 PM . 2 , 3 r 2 PM . C.1 w % PM % w 3 0.14 3 w 6 0.18 6 w 0.22 KS E ISO 3087:2012 12 D ( ) D.1, D.2, D.3, D.4 . D.1 . D.2 , D.3 . D.4 4 . D.1 : : : : 5 kg :22.4 mm : (g) (1) (g) (2) (g) (3) (1) (2)6 015 95
11、0 5 065 0.05 % (4)0002)3(2.5 a4 (g) (5)1 (g) (6) 1 (g) (7)5 805 5 795 5 793 (5) (6): 10(6) (7): 2 (g) (8) (1) (7) 222 , wi(%) (9) 100)3()8(4.38 : (7.2 ) : a (5) (6) 10 g (4) . 1 . (6) (7) 2 g (4) . . KS E ISO 3087:2012 13 D.2 ( ) : : KS E ISO 3087 (7.2 ) : : 5 kg : 22.4 mm : : : : (1) (2) g (3) g (4
12、) g (5) (2) (4) g (6) (3) (4) g (7) (5) (6) g (8) 100)5()7( wi% (9) (1)(8)1 5 6 015 5 793 950 5 065 4 843 222 4.38 21.902 5 6 110 5 895 953 5 157 4 942 215 4.17 20.853 5 5 970 5 755 946 5 024 4 809 215 4.28 21.404 6 6 280 6 060 955 5 325 5 105 220 4.13 24.785 6 5 970 5 750 948 5 022 4 802 220 4.38 2
13、6.286 5 6 021 5 804 951 5 070 4 853 217 4.28 21.407 5 6 123 5 905 953 5 170 4 952 218 4.22 21.108 6 6 378 6 154 949 5 429 5 205 224 4.13 24.78 43 182.49 2.424.44349.182)1()9(%) =w : KS E ISO 3087:2012 14 D.3 ( ) : : KS E ISO 3087 (7.2 ) : : 5 kg : 22.4 mm : : : : (1) i (2) g (3) g (4) g (5) (2) (4)
14、g (6) (3) (4) g (7) (5) (6) g (8) 100)5()7( wi % (9) (1)(8)1 1 520 6 105 5 873 951 5 154 4 922 232 4.50 6 8402 1 710 6 007 5 785 950 5 057 4 835 222 4.39 7 5073 1 565 6 130 5 906 953 5 177 4 953 224 4.33 6 7764 1 478 5 983 5 760 949 5 034 4 811 223 4.43 6 5485 1 330 6 042 5 807 952 5 090 4 855 235 4.62 6 1456 1 623 6 112 5 916 948 5 164 4 968 196 3.80 6 1677 1 587 5 980 5 760 952 5 028