Misrun is the common defects found in oven door castings process.
浇不足是焦炉炉门铸件常见铸造缺陷。
It was found that surface of the castings is good and defects such as misrun or cold lap were not found.
试制后得到的支架铸件表面光洁,未出现欠铸、冷隔等铸造缺陷。
It was analyzed that the causes of the defects of misrun in oven door. The main factor effecting on the small pressure in molten iron was low temperature molten iron.