aluminium-plastic caps for transfusion bottles
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There are so many advantages of this kind caps such as: beauty figure, easily to manufactured, conveniently be opened etc. As the reason above , aluminium-plastic caps can be widly used by pharmaceutical enterprises. It can be used with antibiotic bottles, transfusion bottles, etc. Trade and mark can be easily made on the outside of plastic cap, of course the color , to separate different kinds and standard caps. There are two structures of aluminium-plastic cap:one is point-breaked, there are 6-8 points in the center hole of the aluminium cap and the plastic link with the aluminium cap through hot-press. The other one is edge-over structure, the plastic sticked on the aluminium cap through hot-press, the hot press let the plastic edge part changed. This kind is easily be manufactured and the opened part is smooth, but the stength to open the cap is hard to control.