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产品说明：粒度50-200mm 包装：用聚乙烯袋充氩气包装，然后密封在钢桶中，每桶125公斤。 应用：钙块主要用于钢铁冶炼及合金。尺寸：50-200毫米包装：用充满氩气的聚乙烯袋包装，然后密封在钢桶中，每桶125公斤。应用：钙块主要用于钢铁冶炼及合金
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