Halogenated butyl rubber plunger and spacer products for pen-type syringe using

Main ingredient of rubber plunger and spacer for pen-type syringe using produced by our company is halogenated butyl rubber. The product has excellent inherent cleanliness, chemical stability and biological properties. Furthermore, it has extremely good air tightness and tide tightness. Primary key structure with high saturation has excellent oxidation, heat, and aging resistance properties. The product also has chemical inertness and low hygroscopicity, which are beneficial to automatic bottling production line. It has sufficient self-sealing property and extremely excellent crumb dropping resistance performance, which can be applied to strong acids and bases. During using process, it has less extracted materials (precipitate).