Plastic Screw Cap
Plastic Screw Caps- various kinds of plastic screw caps for drums, pails, buckets, cans, bottles, and pipes. Diameter 25mm- 300 mm.Customized logos available.HDPE, PE, PP, PET…the cap of a bottle or jar which screws onto the threaded lip of the container.A screw closure is a mechanical device which is screwed on and off of a “finish” on a container. Either continuous threads or lugs are used. It must be engineered to be cost-effective, to provide an effective seal (and barrier), to be compatible with the contents, to be easily opened by the consumer, often to be reclosable, and to comply with the product, package, and environmental laws and regulations. Some closures need to be tamper resistant and have child-resistant packaging features.