Mineral water, carbonated soft drink and alcoholic beverage is usually packaged in a variety of sizes of plastic (PET) bottles and it is essential that the caps on their bottles are easy to open, while at the same time applied tightly enough to ensure the bottles do not leak. To guarantee the quality of their [...]

In packaging control, the Torque Testing consists in measuring the force to be applied when screwing or unscrewing a bottle, glass or tube. Labthink Digital Bottle Cap Torque Tester is designed with a digital display, and this digital bottle cap torque tester enable both screwing and unscrewing torques to be measured. This Digital Bottle Cap Torque [...]

Bottle cap torque force (bottle cap open and lock force) is one of the main factors affecting the sealing performance. Over torque force would bring great difficulties for open and winding up of bottle cup, and thus, reduce the convenience. Insufficient torque force would affect the seal performance of the container, and may further result [...]

Abstract: sealing performance of stand-up package with spout and its open easiness would directly influence the shelf-life of product and its properness for usage. Sealing performance has become a focus of manufacturers to monitor. In recent years, stand-up package with spout, owing to its multiple open-close cap, low material consumption, high printing standard, low costs [...]