1、 545282011 45 % 27 2002 . 184- , 1.02004 . 1 - ( )2 9 3 28 2011 . 607-4 , - . () . - , , 2012 , - - II 5452820111 .12 13 14 .25 26 .27 28 .39 .310 4 4III 545282011 45 % Refractory products with a true porosity of less than 45 %.Method for determination of permanent change in dimensions on heating 20
2、1209011 - 45 % ( 2409) 2- . 5- 1. .2 : 12.1.0192009 . . 12.2.007.993 ( 519-184) . 1. 12.4.02175 . . 240995 ( 501788) . , , 817998(502279). - - , 1 , , . (), - () . , , , , .3 :3.1 : () () , - , .1 545282011 4 .5 .5.1 , - . - c17720 .5.2 2409.5.3 , 110 .5.4 :- , - c1770,5 % ;- c1771%.6 6.1 , , - 12.2
3、.007.9.6.2 12.1.019 2.6.3 - 12.4.021.6.4 : -, .7 7.1 () (), , 8179, .7.2 7.2.1 :- 30c18030 60 ;- 35 60 . 50 3. - - .7.2.2 , . 60 ., . , -, 50 3.7.2.3 . - .7.2.4 , - .2 5452820118 8.1 2409 ( 7.2 7.3), 30 4- 12 % .8.2 1 110 . , . , .8.3 . , .8.4 t .8.5 : 5 / 10 / 1000 .; 3 / 5 / 1000 (.t 50) .;2 / (t
4、50) t.8.6 2 . - c17720 .8.7 . ( ) - 600 . 100 .8.8 8.19 9.1 V,3, V =mm21c45c114,(1) m2 , ;m1 , , ;c114 , /3.9.2 c68V,%,c68V =VVV211c45100,(2) V1 , 3;V2 , 3. . c68L () + c68L (), %, c68 L =13c68V.(3) .3 54528201110 , :- ;- -;- , ;- ;- , ;- , ;- ;- ;- , , , .1 ISO 2478:1987 Dense shaped refractory products Determination of permanent change in dimensions onheating2 4145 , 13 2003 . 6. 666.762.1:006.354 81.080 29 1509 : 45 %, -, , 545282011 . . . . 23.05.2012. 07.06.2012. 60 c180 8418. . . . 0,93. .-. . 0,77. 136 . . 536. , 123995 , ., 4.www.gostinfo.ru infogostinfo.ru . . , 105062 , ., 6.
