Compared to high pressure injection molding, the method has good perspective in practical application.
和高压保压法相比，本法具有现实的工业应用前景。
Many of the problems connected with injection molding arises because the densities of polymers change so markedly with temperature and pressure.
聚合物的密度在不同的温度和压力下变化很大，并由此产生了注射成型的许多问题。
The governing equation of viscous compressible fluid and the boundary conditions for injection molding was formulated, based on which the governing equation about pressure field was derived.
建立了黏性可压缩流体的控制方程，给出了适合注射成型特点的边界条件及黏度模型，导出了求解压力场的控制方程。
The function of the assembling of the injection mol ding screw head is very important for pressure control during molding operations .
对于成型过程的压力控制，注射成型螺杆头组件的作用非常重要。
The temperature, injection speed, injectionjectio n pressure, and holding pres sure of the injection molding process should be controlled to achieve high quality of injection molded part.
温度、注射速度、注射压力和注射成型过程的保压压力是获得较高制品质量的重要影响因素。
The distributions of pressure and temperature play an important role in injection molding. The accurate prediction of the distribution is one of key techniques in injection molding.
温度与压力的分布是影响注塑成型的很重要的因素，在充模过程中正确预测温度与压力的分布是注塑成型的关键性技术之一。
The injection molding test has been carried out - the test shows that the injection pressure is low, the forming cycle is short and the production efficiency is high.
试验表明热流道注射成型注射压力低、成型周期短、生产效率高。
Various vibration molding techniques, including oscillation packing injection molding, shear vibration injection molding, and pressure vibration injection molding were introduced.
对本课题组多年来进行的动态保压注射成型、剪切振动注射成型和压力振动注射成型研究进行了简要总结。
In order to better copy mould appearance, molding temperature should be proper high some, injection pressure, should do about big;
为了更好地复制模具外表，成型温度应得当高一些，注塑压力应尽约摸大一点；
Analyse the process of the low-pressure reaction injection molding for rapid tooling, and summarize the quality fish-bone diagram through the lifecycle of product.
对面向快速模具的低压注型工艺进行分析，总结出其整个生命周期中影响其质量的产品质量鱼骨图。
A local LU factorization method was proposed to solve pressure equation for mold filling in injection molding and was compared with iterative methods.
提出了一个LU局部分解方法来求解注射充模过程的压力方程，并与其他迭代方法进行了比较。
This through injection molding machine with low noise, pressure stability, low power, high efficiency advantages.
今通注塑机具有低噪音、压力稳定、省电、高效率的优点。
Not all pressure forming is created equal – Productive Plastics produces pressure formed parts that rival the aesthetics of injection molding and structural foam molding.
并非所有的压力的形成是平等 -生产塑料部件产生压力，形成竞争的注塑成型和结构发泡成型的美感。
The structure of full-motor injection molding machine was analyzed, controller of position and pressure were designed.
分析了全电动注塑机的结构，设计了针对位置和压力的控制器。
Liquid injection molding utilizes low viscosity silicones which can be pumped at lower pressure and temperature, and cure in significantly less time and with less waste than solid materials.
液体侵渍模塑使用低粘度的硅树脂，在低压和低温条件下抽运，在极短的时间内固化，与固体材料相比，废弃物少。
The effect of back pressure on the weight precision in injection molding was investigated via experiments of injecting to air.
通过对空注射方式对影响精密制品质量重复精度之一的背压进行实验和理论研究。
This whole needle valve type hot runner injection under low pressure, the injection molding products in contraction deformation is smaller.
针阀整体式热流道材料浪费少，注塑产品的质量得到改善并更加稳定。
This whole needle valve type hot runner injection under low pressure, the injection molding products in contraction deformation is smaller.
针阀整体式热流道在低压下注射使注塑品在收缩时变形更小。
Step4 section: Some injection machines have step5, step6 which are same as former molding speed and pressure this step should diminish and inject once more.
第四段：一般有机台还有第五，第六段，这段的成型速度和压力相同前，都存在两段一个递减过程。其作用都是起到一个再次充满的作用。
The hydraulic system of injection molding machine is the representative example, it need to control cylinder speed and hold pressure, so it indeed to use pressure and flow rate multiple valve.
在注塑机液压系统中，要求能在注塑油缸运动的过程中对其进行速度控制和在保压过程中进行压力控制。 这就需要用到压力-流量复合阀来进行压力和流量的控制。
The electricity consumption of oil pump of hydraulic pressure system accounts for 80% of that of the whole plastic injection molding machine, so it is crucial to lower the electricity consumption.
其中液压油泵的用电量占整个注塑机用电量的80%以上，所以降低其耗电量是注塑机节能的关键。
Flow distribution plate and the nozzle and the injection molding machines are connected, the injection of molten plastic melt by heating the shunting plate pressure evenly distributed to each nozzle.
分流板与喷嘴和注塑机连接，将注塑出来的熔融状态的塑胶熔体通过加热的分流板压力均匀分流到各个喷嘴。
Flow distribution plate and the nozzle and the injection molding machines are connected, the injection of molten plastic melt by heating the shunting plate pressure evenly distributed to each nozzle.
分流板与喷嘴和注塑机连接，将注塑出来的熔融状态的塑胶熔体通过加热的分流板压力均匀分流到各个喷嘴。
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