PVA film(polyvinyl alcohol film)Packing Machine

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  Water-soluble films, specifically polyvinyl alcohol (PVA) films, are categorized based on their dissolving characteristics as follows:

Cold Water Soluble Film (Dissolves at 25°C)


– Applications:
1. Agricultural and Chemical Products: Used as inner lining bags for pesticides and chemicals to prevent direct contact with these substances, ensuring no pesticide residue remains in plastic bags.

水溶膜包农药
2. Cement Additive Packaging:

Utilized for packaging cement additives to avoid the environmental hazard of airborne dust.powder bag
3. Seed Bags:

Packages seeds at fixed intervals for underground planting, saving valuable seeds and eliminating the need for thinning seedlings.


4. Hospital Laundry Bags:

Allows contaminated clothing to be placed directly into washing machines without direct contact.laundry bag
5. Garbage Bags: And other similar applications.

Medium Temperature Soluble Film (Dissolving at 65°C):

– Applications:
1. Packaging bags for food and cosmetics, supermarket shopping bags.
2. Food packaging composite films, high-end textiles, plastic bag packaging, and packaging buffer air cushions.
3. Achieves attractive printing effects using cellophane-type printing inks.
4. Packaging for animal fats, vegetable oils, mineral oils, and fatty foods.
5. Used for packaging and sealing tea, coffee, curry powder, chili powder, pepper, and other spices.
6. Suitable for packaging small grains, oilseeds, dried seafood, precious Chinese medicinal materials, tobacco, etc., used in conjunction with oxygen absorbers or vacuum sealing to preserve freshness and protect against mold, insect damage, and fading.
7. Antistatic packaging for electronic products.

High Temperature Soluble Film(Dissolving at 85°C):

– Applications:
1. Sealing of clothing, hats, leather and leather products, arts and crafts, documents, and archives, used with oxygen absorbers to prevent mold, insect damage, and oxidation discoloration.
2. Packaging for alcohols, ethers, ketones, esters, chemical raw materials, and intermediates.
3. Packaging for daily necessities, pharmaceuticals, and toys.
4. Comprehensive sealing for optical instruments, lenses, and spare parts to prevent molding and fogging.

Case Study: Water-Soluble Film Packaging Machine 

     This equipment incorporates international advanced technology, suitable for high molecular PVA resin water-soluble films that dissolve rapidly upon contact with water. Additionally, this model is driven by a servo motor, enhancing the accuracy of positioning and ensuring smooth operation.

Case Study: Large Water-Soluble Film Packaging Machine pick 400-500 bags/min

    The machine is versatile, designed to handle both viscous and fine particulate forms of products. It offers four-side seal packaging, precise metering, high packaging speed, and produces aesthetically pleasing finished products. The machine is controlled by a microcomputer PLC which is programmable, features photoelectric sensing, and uses mainly imported electrical components, ensuring stable and reliable operation.

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