Meanwhile, the pollution by waste sand of casting becomes more and more serious.
另外, 铸造废砂的污染也越来越严重。
Provide specifications washed screen, casting sand and sand used in construction.
提供各种规格水洗筛，铸造型砂以及建筑用砂。
A mass of dry sand placed within a mold to provide openings or shape to a casting.
型芯铸造模型中为铸件提供出口和形状的干沙块
We can also adopt sand shell moulding or metal mold casting as for allotype castings.
对异形铸件, 还可用砂型铸造或金属型铸造。
Study on the Technology of Nylon Core Box for Sand Casting Based on Rapid Prototyping
砂型铸造用尼龙芯盒激光快速成型技术研究
Effect on Sand Layer Quality of Mold Structure of Centrifugal Casting Resin Sand Mold
离心树脂砂型的铸型结构对覆砂层质量的影响
Finally, the author proves his approach by analyzing an example of sand mould casting.
最后通过砂型铸造实例分析，验证了该方案。
How much pouring temperature of EPC should be improved than that of sand mould casting
消失模铸造的浇注温度应比砂型铸造提高多少
The major products includes gold jewellery , fuzz sand aurum, electrical casting accessory。
主要产品有黄金首饰, 绒沙金, 电铸摆件等。
One method to make casting sand mold directly from the bozzetto of the sculpture is introduced.
介绍一种在雕塑泥稿外直接制作铸造砂型的方法。
The working temperature of sand cores for aluminum casting have been tested in the present work.
对铝合金铸造用砂芯的工作温度进行了分析和测定。
Spraying sand for jewelry casting could also be supplied with different specifications and types.
本公司还生产首饰铸造用各种规格，型号的喷砂。
Effects of Production Process on Microstructure and Properties of Sand Casting Chromium Bronze Alloy
生产工艺对砂型铸造铬青铜组织及性能的影响
Copper approach gradually enriched the emergence of lost wax casting, resin sand casting, foundry casting.
铜铸方法逐渐丰富，出现了失蜡法铸造，树脂砂铸造，翻砂铸造。
The characteristics and advantages of expendable pattern casting process dry sand and vacuum are briefly introduced.
本文简述了真空实型铸造工艺得特点和优点。
Present Situation and Application Prospect of Reclamation Techniques of Returned Sand from Sand Mold Casting in China
我国砂型铸造中旧砂再生技术现状及应用前景
The characteristics and advantages of expendable pattern casting process with dry sand and vacuum are briefly introduced.
本文简述了真空实型铸造工艺的特点和优点。
The method by using the adhesive for repairing casting defects such as sand holes and air holes has been described in this article.
介绍用粘合剂修补铸件的砂眼、气孔等缺陷的方法。
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