precision casting process的意思|示意

The influence of temperature on thermal expansion of photo-curing resin used for rapid prototype(RP)and the preparation process of the rapid-precision casting ceramic shell were studied.

研究了装炉温度对快速成形用光固化树脂热膨胀特性的影响和型壳制备工艺。

Use the illustration of the casting process of electronic cabin, the method of composite mould integral precision casting is studied.

以某电子舱铸件为例，阐述了一种复合型芯整体精密铸造方法。

Hot pressure casting is usually used for the model of precision ceramics. Wax removing is a key process in production. Wax flowing out from the products is a common problem of the process.

前言： 低压注射成型即热压铸成型工艺是精密陶瓷成型方法中较常见的一种工艺方法，其中成型后产品的脱蜡工序是整个生产工序中较重要的一个环节，在此环节中容易出现产品“流蜡” 缺陷。

This paper summarises the equipment and process of producing return bends used for the ethylene cracking furnace by ESR-precision casting.

本文介绍了电渣精铸裂解炉弯管的设备、工艺，并同传统的中频炉一砂型铸造工艺进行了比较。

The process flow of rapid casting technology based on RP for metal molds and main error factors influencing mold's dimensional precision were introduced.

介绍了基于快速成型技术的快速铸造金属模具的工艺流程和影响模具尺寸精度的主要误差因素。

The precision controls during investing casting process based on SLS are researched and analyzed, and some means to solve the precision problems are put forward.

对基于SLS技术的精密铸造过程中的精度控制进行了研究分析，并提出了解决办法。