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。
The filter is adopted long extraordinary deep fabrication of fibre, classics high pressure, high density treatment molding; Guard against the oil product oxide and acidity go up. 过滤器采用特出长纤维深层制作,经高压,高密度处理成型;防止油品氧化和酸度上升。
Technical Transformation of Pneumatic Micro-Jolt High Pressure Molding Machine 对自制双工位气动微震高压造型机的技术改造
To show time pressure control curve of high pressure gas, and to discuss the formation and resolving method of detained score defect in the technique of gas assisted injection molding. 给出了气体辅助成型工艺中高压气体注入的时间压力控制曲线。最后讨论了气体辅助成型制品中滞留痕缺陷的形成原因和防治方法。
Experimental study on casting technology of compacted graphite iron powerful diesel engine cylinder block was carried out on existing cylinder block high pressure molding line. The composition of base iron was 3.6%~ 3.9% C; 在现有汽缸体高压造型生产线上进行大马力柴油机蠕墨铸铁缸体的试验,试验铁液化学成分w为3.6%~3.9%C;
In order to meet the demand of high precision control of gas pressure required for gas-assisted injection molding a multi-mode intelligent PID adjuster was developed in this paper. 为使之能满足气体辅助注射成型工艺对气体压力的高精度控制要求,设计了一种多模态智能PID调节器。
Melt temperature and injection pressure are the secondary factors, but high melt temperature and high injection pressure are also necessary in the molding; 熔体温度和注射压力相对于注射量和注射速度只起次要作用,但在超薄塑件的填充过程中,高的熔体温度和注射压力也是必要的;