fire brick local

	A	B	C	D	E
1	SPESIFICATION	FIRE CLAY BRICK		HIGH ALUMINA BRICK
2		SK-32	SK-34	SK-36	SK-38
3	Max. Service Temperature (deg C)	1200	1400	1500	1600
4	Bulk Density (gr/cm cubic)	2.0-2.1	2.1-2.2	2.2-2.3	2.4 - 2.6
5	Cemical composition (%)
6	AL2 O3	32-35	40-45	55-60	70-80
7	Si O2	50	45	35	25
8	Fe2 O3	max. 1	max.1	max. 0,5	max. 0,5
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99