Layering and function of tubes
The tubes are divided into single-layer, double-layer and five-layer tubes, which are different in terms of anti-pressure, anti-permeation and feel. For example, the five-layer tube consists of an outer layer, an inner layer, two adhesive layers, and a barrier layer. . Features: It has excellent gas barrier properties, can effectively prevent the infiltration of oxygen and odor gas, and at the same time prevent the aroma of the contents and the exudation of the active ingredients.
2, double tube is more commonly used, is a middle and low can also be a single layer, hose caliber 13 # -60 # variety of caliber, when a certain diameter of the hose is selected, with different lengths marked with different capacity characteristics , Capacity 3ml-360ml can be adjusted, for the sake of aesthetic coordination, 60ml below the commonly used 35 # diameter, 100ml, 150ml usually use 35 # -45 # caliber, more than 150ml capacity need to use more than 45 # caliber.