It shows that the die casting method instead of the old gravity casting method has many advantages such as improving the properties, reducing the cost and increasing the productivity.
试验表明：用挤压铸造工艺取代原有的旧工艺可明显提高制品性能，降低成本，提高生产率，具有明显的经济效益和较大的推广价值。
Our company provides a package deal, including product research-and-development, mold design, aluminum gravity casting, die-casting, T6 heat treatment of aluminum alloy and machining.
公司提供产品研发、模具设计、铝合金重力铸造、压铸、铝合金T6处理、机械加工等整套生产工艺流程服务。
Secondly, the control project of counter-gravity casting is researched.
其次，对反重力铸造控制方案进行了研究。
Since the advent of gravity casting and low pressure casting methods, people have realized significance of metal coatings.
自从重力铸造和低压铸造法问世 ，人们就认识到金属型涂料的重要意义。
It is hard to build a precise math model for counter-gravity casting process for its time lag, uncertainty and complexity.
由于反重力铸造过程的时滞性、不确定性、复杂性，难以建立精确的数学模型。
With its factory in Foundry: low pressure casting, metal-type gravity casting, shell coated sand casting and sand casting;
本厂在铸造方面具备：低压铸造、金属型重力铸造、覆膜砂壳型铸造和砂型铸造；
The control system of a new type inclined gravity casting machine was described, including hydraulic system and PLC system.
详细介绍了一种新型可倾式重力浇铸机的控制系统，其中包括液压控制系统和PLC控制系统。
The influences of aging effect, gravity casting and adjusted pressure casting on the mechanical properties of ZL101A T6 aluminum alloy are compared by experiment.
实验比较了重力铸造和调压铸造对ZL101A-T6铝合金的力学性能的影响。
The current research and application status of the creep resistant magnesium alloys used for high pressure die casting and for gravity casting in automobile were reviewed.
综述了压力铸造和重力铸造两大类抗蠕变镁合金的研究开发现状及其在汽车上的应用状况。
After the mathematics model of the control object of the counter-gravity casting process is analyzed, PID controller is designed, and the PID parameters are determined by MATLAB simulation.
在分析反重力铸造过程控制对象数学模型的基础上，设计了PID控制器，并采用临界稳定法结合MATLAB仿真确定了PID参数。
Compared with traditional counter gravity casting technique, the technique combining with appropriate gating system makes great contributions to the enhancement of mechanical property of castings.
相比传统的反重力铸造技术，该技术配合合适的浇注系统对铸件性能有明显的改善作用。
Production method is High-Pressure casting, low-pressure casting and Gravity casting.
高压铸造，低压铸造，重力铸造。
Mould and equipments : Die-casting mould, Low pressure casting mould, Gravity casting mould, Sand casting mould, Finish cast die, Stamping mould, Forge rolling die mould and so on.
模具及仪器类：压铸模具、低压铸造模具、重力铸造模具、砂型铸造模具、精铸模、冲压模、辊锻模等。
The design and manufacture for the gravity-casting molds of lead-acid starter battery grids, also the processing technique of casting are explained.
论述了起动用铅酸蓄电池重力铸造板栅模具的设计、制造和铸造工艺技术。
The design and manufacture for the gravity-casting molds of lead-acid starter battery grids, also the processing technique of casting are explained.
论述了起动用铅酸蓄电池重力铸造板栅模具的设计、制造和铸造工艺技术。
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