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淬火液PAG-K901

淬火液PAG-K901

淬火液PAG-K901中速型，适用于中碳钢、高碳钢，中、低合金钢件整体慢淬和感应...

淬火液PAG-K905

淬火液PAG-K905

淬火液PAG-K905 高效冷却速度，其冷却速度接近水，适用于低碳钢、中碳钢等对...

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