Casting sand casting, die - casting, investment casting.

铸造沙铸，压铸，融模铸造。

The method to make investment casting cores using SLS technique is studied.

介绍用SLS技术制造熔模铸造型芯的方法与技术关键。

Imitation antique bronze drum for tourism was produced by investment casting.

采用熔模铸造技术制备了仿古旅游工艺品———铜鼓。

The main defects and their prevention for ductile iron parts in investment casting were analyzed.

分析了精铸球铁的主要缺陷及其防止方法。

Some countermeasures of preventing the deformation of castings in investment casting were expounded.

介绍了防止熔模铸件变形的几种措施。

Production technology of complicate al alloy investment casting with thin walled section has been discussed.

论述了复杂薄壁铝合金精铸件的生产技术。

The basic technical process and main processing parameter of investment casting nozzles are presented in detail.

重点介绍了喷嘴的熔模铸造基本工艺过程和主要工艺参数。

Burr defect often appears on the surface of investment casting and it is the main reason causing inferior produces.

熔模铸造中经常出现毛刺缺陷，是造成铸件次品的重要原因。

The situation of mould manufacturing for inlet manifold in rapid prototyping and investment casting was introduced.

介绍了以快速原型技术和精密铸造技术进行进气歧管铸造模具制造的情况。

I have a very sound investment casting production equipment, machining equipment and advanced physical and chemical FENXI.

我公司拥有十分完善的熔模铸造生产设备、机加工设备和先进的理化分忻。

Experiments for hot mold shell with isolated hot spot by local water quenching in investment casting before and after pouring were conducted.

对熔模铸件孤立热节热型壳进行了浇注前及浇注后局部水淬激冷试验。

Calculation method of cost and price of investment castings was given based on analysis of sol silicate mold shell investment casting process.

以硅溶胶型壳熔模精密铸造的工艺过程分析为基础，提出了铸件成本和价格的计算方法。

LJ8 new binder for primary slurry in titanium investment casting has been developed and the ceramic shell process using the binder was described.

开发研究了一种用于钛合金熔模精铸型壳面层的新型LJ8型粘结剂；叙述了用该粘结剂制备型壳的工艺过程。

Quartz sand core, which is made in accordance with a special core making technique of casting, is one of common materials used in Investment casting.

石英砂型芯是采用熔模精密铸造的常用材料，通过特定的制芯工艺制成的一种铸造用型芯。

Using investment casting technology and the colophony prototype of the glass an electric spark machining electrode was made for machining glass mould.

利用熔模铸造技术和树脂原型来制作模具电火花加工的电极。

Full-mold casting is a technique similar to investment casting, but instead of wax as the expendable material, polystyrene foam is used as the pattern.

实型铸造是与熔模铸造类似的技术，但它用做型模的消耗材料是聚苯乙烯泡沫而不是石蜡。

Combining rapid Prototyping with Manufacturing Technology for Ceramic Mould in Investment Casting is an effective method for rapidly making metal die.

快速原形制造技术与陶瓷型精密铸造相结合是目前金属模具快速制造的有效方法。

The result shows the qualities and strength of the shell are improved, and big-shell investment casting is produced successfully in investment casting.

结果表明型壳的质量和强度得到了提高，成功的生产出了大壳体熔模精密铸件。

Effects of ambient temperature and humidity on sodium silicate mold shell investment casting were surveyed systematically based on practical experience.

根据多年的生产实践，系统总结了环境温度和湿度对水玻璃型壳精铸生产的影响。

Objective To investigate the deformation of the removable partial denture and the reason of deformation of framework by Co - Cr alloy investment casting.

目的对可摘局部义齿支架变形问题进行分析，探索钴铬合金熔模铸造支架产生变形的原因。

The effect of metalceramic shell interface reactions on surfaceroughness and the defects of burn on sand in investment casting are discussed in this paper.

讨论金属与型壳界面作用对精铸件表面粗糙度和粘砂缺陷的影响。

Process design for crankshaft balance piece of engine by investment casting is analyzed. The practical process scheme of batchs of production has been made.

对精铸生产发动机曲轴平衡块的工艺设计进行了分析，设计出了批量生产行之有效的工艺方案。

With the advancements in rapid prototyping, investment casting has become the leading technology for producing high-quality castings quickly and inexpensively.

随着快速成型的进步，熔模铸造成为生产高质量的模具的领先技术，具有快速、低廉的特点。

It was very difficult for high cr cast Fe hollow ball valve in investment casting due to its internal hollow and full close as well as high crack susceptibility.

高铬铸铁空心球阀的精密铸造难度较大，球阀内部必须空心、全封闭，同时高铬铸铁的裂纹敏感性极强。

Key influential factor of causing the dimensional instability of wax pattern and casting for investment casting is the instability of component of reclaimed wax.

造成硅溶胶精铸蜡件与铸件不稳定的关键因素是回收蜡成分不稳定。

The large, complex and irregular investment casting mold was successfully designed by property arrange technology hole for core cleaning and use combinative core.

通过开设适当的出芯工艺孔，利用组合型芯，成功地设计出了大型、复杂、不规则熔模铸件模具。

A new kind of boron nitride based shell mold used for investment casting titanium alloys was fabricated and the reaction between it and Ti-Ni alloy was investigated.

研究了一种新型钛合金精密铸造用型壳——氮化硼基复合型壳及其与钛镍合金的界面反应和反应层的形成机制。

Some batches of production showed that microstructure of nodular iron in investment casting can reach to 2 grade nodularization, 6 grade nodule size and 10% pearlite.

经批生产考核，精铸球铁铸件的金相组织可达到球化级别2级，石墨球大小6级，珠光体含量10 %的要求。

The investment casting method another advantage is that it can casting various alloy castings, especially the complex of high temperature alloy castings can be casting.

熔模铸造方法的另一优点是，它可以铸造各种合金的复杂的铸件，特别可以铸造高温合金铸件。