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将 HPAL 高压釜隔离应用中M1 恶劣工况球阀的使用寿命延长 4 年

湿法冶炼加工厂利用 HPAL 工艺，从高含铁量的褐铁矿中回收镍、钴及其他有用矿物。 铁矿石经过粉碎、筛选之后送入高压釜，在高温下进行硫酸浸出。 所输送的硫化镍钴混合介质是一种高温浆料产物，含有细小的固体颗粒，对阀内件极具磨蚀性和 腐蚀性。

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