Wandefa International Trade Co., Ltd.

Many wide-mouth bottle caps seen on the market are basically 38mm bottle caps, such as Danone’s Pulse, Yili’s milk caps, Huiyuan juice caps, etc., which are basically produced using Korean SKHDPE7300, Thai Petrochemical’s HDPE2502C, etc.

The beverages currently on the market, such as fruit milk, fruit orange, and unified iced tea, are all acid-free beverages such as water drinks and tea drinks, that is, the drinks do not contain gas.

Single-piece carbonated caps are non-lined carbonated caps. Carbonated caps are required to withstand high pressure, so they can only be produced with PP and HDPE.

Common ones include 1881 single-piece carbonated cap, 1881 double-piece carbonated cap, 1881 sterile cap, 1810 double-piece carbonated cap, 1810 single-piece cap, 3025 water cap, 2925 water cap, and 38 single-piece cap.

During the injection molding process, there is a rotating equipment system in the mold. This action can effectively protect the integrity of the bottle cap screw thread.

According to the production process: it can be divided into injection-molded cover and compression-molded cover.