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KR stirrer castable is made of high-quality aggregates such as mullite and corundum,and a variety of composite micro-powders and additives,through reasonably graded,which has the advantages of high desulfurization efficiency,less desulfurization agent consumption, short operation time and low metal consumption. It has been used for a long time in Shagang, Xingcheng Special Steel,Yonglian Steel Plant, etc., the service life of which can meet their requirements.
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Physical and Chemical Specification |
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Name: |
Al2O3(%) |
SiO2(%) |
CaO(%) |
L.O.I (%) |
C.C.S(Mpa) |
MOR(Mpa） |
B.D (g/cm3) |
A.P(%) |
L.C.R(%) |
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110℃*24h |
1500℃*3h |
110℃*24h |
1500℃*3h |
1500℃*3h |
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KR stirrer castable |
≥60.00 |
≤28.00 |
≤1.50 |
≤2.00 |
≥20.00 |
≥80.00 |
≥4.00 |
≥12.00 |
≥2.60 |
≤28.00 |
0~0.50 |
