By means of cast-in process, a fusion layer is formed between the hard metal and the matrix. Therefore, the problem existing in the combination of hard metal and matrix is solved.
采用镶铸工艺，使硬质合金与截齿体之间产生熔合层，解决了硬质合金与截齿体之间的结合问题。
By means of cast-in process, a fusion layer is formed between the hard metal and the matrix. Therefore, the problem existing in the combination of hard metal and matrix is solved.
采用镶铸工艺，使硬质合金与截齿体之间产生熔合层，解决了硬质合金与截齿体之间的结合问题。
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