苹果手机怎么下载850游戏

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Sealing Machine Purchase Common Sense
Nov 14, 2019

(1) Sealing device for flexible container

苹果手机怎么下载850游戏Flexible containers are bag-type containers made of flexible materials, such as paper, plastic films, and composite films. The sealing of this type of container is mostly combined with bag making and filling, and rarely used independently. Due to different materials, the sealing device is also different.

Paper bag sealing device.

苹果手机怎么下载850游戏For paper materials, it is generally used to apply adhesive to the seal, and then apply mechanical pressure to seal.

苹果手机怎么下载850游戏 Plastic film bag and compound film bag sealing device. Many plastics have good heat-sealability. Generally, plastic bags or composite bags made of such plastics are directly heated at the seal and mechanical pressure is applied to make them fused and sealed.

苹果手机怎么下载850游戏(2) Rigid container sealing machine

A rigid container refers to a container whose shape is difficult to change after the container is formed. The closure is usually covered with different forms of lids, and the following are commonly used.

Capping. This cap is pre-machined with internal threads, which are available in single or multiple ends. Such as medicine bottles with single-head threads, canned bottles with multi-head threads. The machine relies on the rotary cap to press it against the mouth of the container.

苹果手机怎么下载850游戏Knurling. This type of cap is mostly made of aluminum, and has no threads in advance. The aluminum cap is rolled with a roller to make the thread exactly the same shape as the thread of the bottle mouth to seal the container. This type of cover is also called an "anti-theft cover" because it can break the indentation along the periphery of the skirt when it is unsealed and cannot be restored. This machine is mostly used for sealing packaging of high-grade alcoholic beverages.

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