What is sealing machine?

What is sealing machine?

A sealing machine is a mechanical device used to seal or close various types of packaging materials, such as bags, pouches, bottles, containers, or cartons. It is commonly used in industries that deal with packaging, such as food and beverage, pharmaceuticals, cosmetics, and manufacturing.

The sealing machine applies heat, pressure, or a combination of both to create a secure and airtight seal on the packaging material. It ensures the integrity and safety of the product by preventing leakage, contamination, or tampering.

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We specialize in packaging machine for 20 years, we meet the needs of customers of various specifications and best-selling in world market by stable quality and factory price.


We have a 10-year marketing team, one to one after-sales service for all customers.


our machines are very popular at home and abroad, we have some standard equipment in stock, customize machine normally delivery in advance, we have our own professional transport chain.

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Wenzhou Tuoyi Machinery Co., Ltd. is a technological machinery enterprise integrating R&D, manufacturing and sales. ave a group of experienced machinery R&D and sales teams.

Our main products are capping machine, cartoning machine, cellophane wrapping machine, film packaging machine, film wrapping machine, food cartoning machine, horizontal cartoning machine, labeling machine, liquid filling machine, overwrapping machine, pharmaceutical cartoning machine, sealing machine, shrink packaging machine, shrink wrap machine, shrink wrapping machine, sticker labeling machine, wine labeling machine,. If you are interested in that, please contact us for more information.

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Are vacuum sealers worth it?

A vacuum sealer is worth the cost for those who buy and cook foods in bulk, especially meats, vegetables, fruits, breads, and even cheese. For those looking to expand their food storage and have freezer space to spare, a vacuum sealer will help expand the shelf life of many everyday foods by up to 4-6 times.

Application Fields of Sealing Machines: Diverse Industries

Sealing machines find applications in diverse industries such as food and beverage, pharmaceuticals, cosmetics, and manufacturing. They are widely used in packaging perishable food items, sealing medicine bottles, ensuring product safety in the cosmetic industry, and providing tamper-evident packaging in various sectors. Sealing machines are also employed in automotive manufacturing for sealing plastic components and in textile industries for sealing rolls of fabric.


1. It adopts stainless steel as frame, aluminium rotary board or stainless steel rotary board..
2. The food contact parts adopt 304 or 316 stainless steel material with food hygiene requirements.
3. It adopts pneumatic drive and PLC control. It can automatically drop cup, fill, pull roll film, cut roll film and wasted film recycling or place pre-cut aluminium foil, heat sealing.

Functions of Sealing Machines: Heat, Pressure, and Induction Sealing

Sealing machines perform various functions depending on their type. Heat sealers use heat to melt packaging materials and create seals, while vacuum sealers remove air from the packaging. Induction sealers utilize electromagnetic induction to create hermetic seals on containers with aluminum foil or induction-sealing liners. These functions ensure the preservation, safety, and quality of the packaged products.

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