A confining pressure auto-regulation device for core-flooding test.;
岩心流动试验仪环压自动调节装置
The improvements of packaging paper strengths,including stiffness,ring crush compression resistance,folding endurance and tensile strength,by novel strengthening agents was investigated.
该文探讨了用新型增强剂提高纸页的包装强度:挺度、环压强度、耐折度、抗张强度;比较了几种增强剂对提高纸页包装强度的效果,确定了最合适的增强剂及用量,并研究了最合适的增强剂对不同纸浆、不同定量纸页包装强度的影响,确定采用4号增强剂且用量为0。
Surface sizing is an important approach to enhance the ring crush compression resistance of corrugated base paper.
表面施胶是提高瓦楞原纸环压强度一种重要方法,该文介绍了在保持原料结构不变的情况下,通过表面施胶有效地提高了高强瓦楞原纸的环压强度,使产品质量得到了较大提升;同时还介绍了施胶机的使用情况。
Spray formed large dimension 7075/SiCp composite was densified by cyclic pressing.
采用循环压制工艺对多层喷射沉积大尺寸7075/SiCp复合材料(高度H>140mm)进行了致密化加工。
This paper summarizes the factors that influence the ring crush strength of corrugated medium, such as the ratio of pulp,the formation technics,the pressing technics,paper chemicals,etc.
该文着重论述了影响瓦楞原纸环压强度的各个因素,包括纸浆原料配比,打浆工艺,上网成形工艺,压榨工艺,造纸助剂等。
Influence of pulp fiber category on ring crush strength of corrugated base paper was investigated in this paper.
通过对木浆、草浆、废纸浆单独或复配抄片,测其厚度和环压指数等指标,分析它们对环压强度的影响,以供实际生产参考。
The model and calculating method for determining the out-plane load of paper honeycomb were established based on the ring crush strength of paper.
通过对纸蜂窝结构特性和压缩破坏机理的分析,建立以原纸环压强度为控制的纸蜂窝结构面外载荷理论模型和临界载荷计算方法。
Discussion on Enhancing Ring Crush Test of Corrugated Medium;
环压强度增强剂的研制与应用
This paper summarizes the factors that influence the ring crush test of corrugated medium and paperboard.
该文综述了影响瓦楞原纸和箱板纸环压强度的因素,重点介绍了喷雾淀粉、聚丙烯酰胺类增强剂、共聚乳液型增强剂及多元复配化学品对提高环压强度的研究进展,并阐述了增强机理,最后对环压强度增强剂的发展进行了展望。
Technology of crushing RCA in a circularly squash-milling way;
RCA的循环压研破碎技术
0,the ring crush index of the handsheet is increased by 69.
和空白实验相比,环压指数增加69。
As the nonuniformity feature of carbon contents is presented in both the carburized workpieces and the carburized cylinder spesimens, several layers of uniform materials can be researched respectively by means of ring compression test.
并给出圆环压缩时应力应变的计算公式以及用于该实验的试样尺寸。