Li Haishu. Cost Analysis and Technological Improvement of Compound Shell Mold for Investment Casting[J]. Special Casting & Nonferrous Alloys, 2005,(2):110-111.
Li Haishu. Cost Analysis and Technological Improvement of Compound Shell Mold for Investment Casting[J]. Special Casting & Nonferrous Alloys, 2005,(2):110-111.DOI:
熔模铸造复合型壳成本分析与工艺改进
摘要
通过对熔模铸造复合型壳材料成本的分析
找出影响复合型壳制造成本的主要原材料
用棕刚玉粉代替锆英粉
用石英砂代替锆英砂。同时进行工艺分析与工艺改进
采用交替撒砂工艺方法
改善了型壳综合性能
降低了复合型壳工艺精铸件的制造成本
与原工艺比较
材料成本下降约 5 0 %
Abstract
The predominant factors influencing the cost were raw materials through analyzing the cost of the compound shell mold for investment casting
so the Al
2
O
3
powder instead of ZrO
2
powder and SiO
2
sand instead of ZrO
2
sand were used for a compound shell mold.The comprehensive properties of the shell were improved and the cost was reduced by alternative stucco method based on analysis of the technology.Compared with the conventional technology