There are several ways plastic nozzle covers are cooled during the manufacturing process- Yuyao Hongbang Packaging Co., Ltd.

In the manufacturing process of plastic nozzle caps, cooling is a crucial link, directly related to the quality and performance of the final product. Manufacturers often use different cooling methods to meet different production needs.

One of the most common cooling methods is direct water cooling. This method sets up cooling channels in the injection mold to allow flowing cooling water to penetrate the mold, absorb the heat released by the melted plastic, and promote rapid cooling and solidification of the plastic. Direct water cooling has the advantages of high efficiency and controllability, and is suitable for most injection molding production.

Another method is indirect water cooling, in which the cooling water does not flow directly through the mold, but through a heat exchanger or cooler connected to the injection molding machine. This method is often used in production processes that require higher surface quality of products and more precise temperature control.

Gas cooling is a method of rapidly cooling plastics by injecting gas, such as air or nitrogen. This has advantages for the production of products with high requirements on surface effect and appearance, and can effectively avoid the impact of moisture on the surface.

In addition, there are ways to use coolants such as air conditioning, liquid nitrogen, etc. to speed up the cooling of plastics to improve production efficiency. Electromagnetic induction cooling installs an electromagnetic induction coil on the surface of the mold to generate an induced current, causing local heating of the mold surface to achieve rapid cooling. It is suitable for products that require local cooling.