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锆英石简介
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粤桥牌锆英石主要成份为ZrO2,广泛用于制作特种陶瓷或特种陶瓷添加剂;冶炼锆及锆合金,用于原子能 |
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成份
品级 |
ZrO2
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SiO2
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TiO2
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P2O5
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Fe2O3
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Al2O3
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S
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特级
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≥65.50
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≤34
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≤0.3
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≤0.20
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≤0.10
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≤0.8
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≤0.050
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一级
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≥65.00
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≤34
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≤0.5
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≤0.25
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≤0.25
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≤0.8
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≤0.050
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二级
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≥65.00
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≤34
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≤1.0
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≤0.35
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≤0.30
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≤0.8
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≤0.050
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三级
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≥63.00
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≤33
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≤2.5
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≤0.50
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≤0.50
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≤1.0
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≤0.050
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四级
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≥60.00
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≤32
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≤3.5
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≤0.80
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≤0.80
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≤1.2
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≤0.050
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五级
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≥55.00
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≤31
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≤8.0
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≤1.50
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≤1.50
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≤1.5
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≤0.070
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