汽车发动机汽缸盖水套用树脂自硬砂整体制芯技术

The Integral Core Making Technology by Self setting Resin Sand for

通过对树脂自硬砂进行试验，确定了配比和混砂工艺；利用木芯盒成功地制出了康明斯４ＢＴ发动机汽缸盖水套整体砂芯。

By trials on self setting resin sand, the author has fixed proper prescription and mixing technology The integrl water jacket core of Cummins 4BT engine head has been succesfully produced in wood core box The improving measures have also been put foward