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介绍能适应批量化生产的浇注铁水孕育方法,将现行孕育剂量0.25%降低到0.15%。使用自制设备进行100次循环试验表明,其金属组织和强度都无问题,每年约降低成本600万日元。
Introduced to adapt to mass production pouring hot metal inoculation method, the current inoculant dose of 0.25% to 0.15%. 100 cycle tests using home-made equipment have shown no problem with the metal structure and strength, reducing the cost by 6 million yen annually.