1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS L ISO 21068 1 1： KS L ISO 21068 1:2012 2012 5 2 http:/www.kats.go.krKS L ISO 21068 1:2012 : ( ) ( ) () KCC ( ) : (http:/www.standard.go.kr) ： ：2012 5 2 2012-0183 ： ： ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS L ISO 21068 1:2012 i . ii 1 1 2 2 3 .2
2、 4 4 4.1 .4 4.2 4 5 .5 6 5 7 6 7 KS L ISO 21068 1:2012 9 KS L ISO 21068 1:2012 ii 2008 1 ISO 21068 1, Chemical analysis of silicon-carbide-containing raw materials and refractory products Part 1： General information and sample preparation , . KS L ISO 21068 1:2012 1： Chemical analysis of silicon-car
3、bide-containing raw materials and refractory products Part 1： General information and sample preparation 1 . a) b) ( ) c) / d) ( ) / e) / f) ( ) / g) - / h) a)g) / KS L ISO 21068 1, 2 3 . 1) (loss on drying, LOD) 2) (loss on ignition, LOI) 3) , Ctotal4) , Cfree5) , SiC 6) , Sifree7) , Alfree8) , Mgf
4、ree9) , Fefree10) (IV), SiO211) , Al2O312) (III)(Fe2O3 ) 13) (IV), TiO214) , CaO 15) , MgO 16) , Na2O 17) , K2O KS L ISO 21068 1:2012 2 18) (III), Cr2O319) , ZrO220) (III)(B2O3 ) 21) 22) 23) ( ： Si3N4, AlN, BN, sialon, oxy-nitride ) 1 . 1 %() %() LOI 1099 Fe2O30.115 Ctotal0.0199 TiO20.15 Cfree0.0199
5、 CaO 0.160 SiC 399 MgO 0.195 Sifree0.110 Na2O 0.15 Alfree0.110 K2O 0.15 Mgfree0.110 Cr2O30.140 Fefree0.110 ZrO20.11 SiO20.195 B2O30.15 Al2O30.195 Si3N40.135 2 . . ( ) . KS A ISO 31 0, 0： KS L ISO 21068 2, 2： , , , , , , ISO 5022, Shaped refractory products Sampling and acceptance testing ISO 8656 1,
6、 Refractory products Sampling of raw materials and unshaped products Part 1：Sampling scheme ISO 12677, Chemical analysis of refractory products by XRF Fused cast bead method EN 12698 2, Chemical analysis of nitride bonded silicon carbide refractories Part 2： XRD methods 3 . 3.1 KS L ISO 21068 1:2012
7、 3 1 , . 2 . 45 % , EN 1094 4 . 3.2 ISO 10081 . 3.3 3.4 750 , , , ( ), . 3.5 / / , ( , , , ) , 1 %( ) 100 %( ) . 3.6 , ( ) ( , ) 3.7 (SiC) (Si) ( , , ) 3.8 (SiC) (SiO2) KS L ISO 21068 1:2012 4 (SiO2) / , . 3.9 850 110 5 g 850 3 1 4.2.3 110 . 2 (IV), , (III), (IV), , , , , (III), . 4 4.1 ISO 5022 , I
8、SO 8656 1 . KS Q ISO 11648 2 . 4.2 4.2.1 4.2.2 4.2.4 . 4.2.2 (jaw crusher) . ( ) . , . (IV) . 125 m 75 m 0.06 0.4 % , 0.04 0.25 % . 150 m . (vial) (swing mill) ( 150 m ) . . ISO 12677 B . KS L ISO 21068 1:2012 5 , 1 % 0.051 8 % , . , . , , . 4.2.3 (11010) . 1 . 2 , 110 . (KS L ISO 21068 2 7.1.3 ). 4
9、.2.4 ( ) . a) - , , , 0.01 mg . b) 0.1 mg . 5 , . , (IV) , , , (sialon), (siicon oxy-nitride) EN 12698 2 X (XRD) . 1 . 2 XRD , 0.1 1 % . XRD . 0.5 g , ( , ) . pH . . 6 KS A ISO 31 0 % , . KS L ISO 21068 1:2012 6 a) , . b) , . 7 . a) b) (KS L ISO 21068 1) c) d) e) f) 6. g) 1) 2) h) i) ( .) j) , k) KS
10、 L ISO 21068 1:2012 7 1 EN 1094 4, Insulating refractory products Part 4： Determination of bulk density and true porosity 2 JIS 2011, Methods for chemical analysis of refractories containing carbon and/or silicon-carbide 3 ISO 1927, Prepared unshaped refractory materials (dense and insulating) Class
11、ification 4 KS A ISO 5725 1, ( ) 1： 5 ISO 9286, Abrasive grains and crude Chemical analysis of silicon carbide 6 KS L ISO 10058 1, 1： , , 7 KS L ISO 10058 2, 2： 8 KS L ISO 10058 3, 3： 9 ISO 10060, Dense, shaped refractory products Test methods for products containing carbon 10 ISO 10081 1, Classific
12、ation of dense shaped refractory products Part 1： Alumina silica 11 ISO 10081 2, Classification of dense shaped refractory products Part 2 ： Basic products containing less than 7 % residual carbon 12 ISO 10081 3, Classification of dense shaped refractory products Part 3 ： Basic products containing f
13、rom 7 % to 50 % residual carbon 13 ISO 10081 4, Classification of dense shaped refractory products Part 4： Special products 14 KS Q ISO 11648 2 2： 15 EN 12698 1, Chemical analysis of nitride bonded silicon carbide refractories Part 1： Chemical methods 16 ISO 20565 1, Chemical analysis of chrome bear
14、ing refractory products and chrome bearing raw materials (alternative to the X-ray fluorescence method) Part 1： Apparatus, reagents, dissolution and gravimetric silica 17 ISO 20565 2, Chemical analysis of chrome bearing refractory products and chrome-bearing raw materials (alternative to the X-ray f
15、luorescence method) Part 2： Wet chemical analysis 18 ISO 20565 3, Chemical analysis of chrome bearing refractory products and chrome-bearing raw materials (alternative to the X-ray fluorescence method) Part 3 ： Flame atomic absorption spectrometry (FAAS) and inductively coupled plasma atomic emissio
16、n spectrometry (ICP AES) 19 ISO 21079 1, Chemical analysis of refractories containing alumina, zirconia and silica Refractories containing 5 % to 45 % of ZrO2(alternative to the X-ray fluorescence method) Part 1： Apparatus, reagents and dissolution 20 ISO 21079 2, Chemical analysis of refractories c
17、ontaining alumina, zirconia, and silica Refractories containing 5 % to 45 % of ZrO2(alternative to the X-ray fluorescence method) Part 2： Wet chemical analysis 21 ISO 21079 3, Chemical analysis of refractories containing alumina, zirconia, and silica Refractories containing 5 % to 45 % of ZrO2(alter
18、native to the X-ray fluorescence method) Part 3： Flame atomic absorption spectrophotometry(FAAS) and inductively coupled plasma emission spectrometry(ICP AES) KS L ISO 21068 1:2012 8 22 ISO 21587 1, Chemical analysis of aluminosilicate refractory products(alternative to the X-ray fluorescence method
19、) Part 1： Apparatus, reagents, dissolution and gravimetric silica 23 ISO 21587 2, Chemical analysis of aluminosilicate refractory products(alternative to the X-ray fluorescence method) Part 2： Wet chemical analysis 24 SO 21587 3, Chemical analysis of aluminosilicate refractory products(alternative t
20、o the X-ray fluorescence method) Part 3： Inductively coupled plasma and atomic absorption spectrometry methods 25 ISO 26845, Chemical analysis of refractories General requirements for wet chemical analysis, atomic absorption spectrometry(AAS) and inductively coupled plasma atomic emission spectromet
21、ry (ICP AES) methods KS L ISO 21068 1:2012 9 KS L ISO 21068 1:2012 , . 1 (KS) (ISO) , . 2 2011 . KS L 3128( ) 1974 12 4 4 , 2011 2012 1 KS L 3128 1( 1： ), KS L 3128 2( 2： ), KS L 3128 3( 3： ), KS L 3128 4( 4： ), KS L 3128 5( 5： ) . 2008 ISO 21068(Chemical analysis of silicon-carbide-containing raw m
22、aterials and refractory products) KS L 3128 2( 2： ) . 2008 1 ISO 21068 1, Chemical analysis of silicon-carbide-containing raw materials and refractory products Part 1： General information and sample preparation , . . SI . 3 ： KS L 3128 2( 2： ) KS L ISO 21068( ) KS L 3128 5 , KS L 3128 2 , KS L ISO 2
23、1068 3 . KS L ISO 21068 1( 1： ) , KS L ISO 21068 2( 2： , , , , , , ) , KS L ISO 21068 3( 3： , , ) . 1 KS L 3128 2 , KS L ISO 21068 KS L ISO 21068 1:2012 10 , . . 1 KS L ISO 21068 KS L 3128 2 KS L ISO 21068 KS L 3128 2 2： KS L ISO 21068 1： KS L ISO 21068 2： , , , , , , KS L ISO 21068 3： , , 1) (loss
24、on drying, LOD) 2) (loss on ignition, LOI) 3) , Ctotal4) , Cfree5) , SiC 6) , Sifree7) , Alfree8) , mgfree9) , Fefree10) (IV), SiO211) , Al2O312) (III), Fe2O3 13) (IV), TiO214) , CaO 15) , MgO 16) , Na2O 17) , K2O 18) (III), Cr2O319) , ZrO220) , B2O3 21) 22) 23) ( . Si2N3, AlN, BN, sialon, oxy-nitri
25、de ) a) (LOI) b) (IV)(SiO2) c) (Al2O3) d) (III)( )(Fe2O3) e) (IV)(TiO2) f) (II)(MnO) g) (CaO) h) (MgO) i) (Na2O) j) (K2O) k) (III)(Cr2O3) l) (IV)(ZrO2) m) (V)(P2O5) n) (III)(B2O3) KS L ISO 21068 1:2012 11 1 KS L ISO 21068 KS L 3128 2 ( ) KS L ISO 21068 KS L 3128 2 1： 2： 3： ICP Al, Fe, Ti, Ca, mg, Na, K, Cr, Zr, B , , , 4 2008 1 ISO 21068 1, Chemical analysis of silicon-carbide-containing raw
