In industrial and agricultural production and daily life, there are many cases of lid cracking caused by thermal expansion and cold contraction, which directly affects the circulation and use of commodities, causes liqui...
Glass bottles can be reused and are inconvenient to carry, but there is a phenomenon of unclear cross-contamination and repeated counterfeiting. People are afraid to rest assured.Compared with glass, plastic ...
PET or PETE───polyethylene terephthalate; mineral water bottles, carbonated beverage bottles, etc.; Tips: Do not recycle beverage bottles, and do not pack hot water; Suitable for warm drinks or frozen drinks, high loadin...
A. The dispenser is divided into two types: tie type and screw type. In terms of function, it is divided into spray, foundation cream, lotion pump, aerosol valve, vacuum bottleB. The size of the pump head is ...
1.The development history of plastic bottles:In the 1980s, with the continuous introduction of advanced plastic bottle production lines from abroad, the prelude of replacing "glass" with "pla...
1. The working principle of the single-channel and dual-channel pressure of the spray pump headThe single-channel pressure spray pump head is also known as a simple centrifugal nozzle. As the name suggests, i...
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