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BTA-450A Automatic Heat-Shrink Wrapping Machine: Complete Informational Guide
2026-08-10
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BTA-450A Automatic Heat-Shrink Wrapping Machine is a fully automatic L-bar sealing and shrink packaging integration equipment designed for standardized, high-efficiency industrial packaging. As a core model in the medium-sized automatic shrink wrap machine series, it combines automatic feeding, precise sealing and cutting, and hot air circulation shrink molding into one complete workflow. It is widely applicable to daily necessities, cosmetics, food gifts, hardware accessories, stationery and other industries, becoming the preferred packaging equipment for small and medium-sized production lines to realize automated and batch packaging.
Different from semi-automatic shrink wrapping equipment that requires manual film feeding and auxiliary operation, the BTA-450A heat-shrink wrapping machine realizes full-process automated operation. It effectively solves the problems of low manual packaging efficiency, uneven sealing and inconsistent packaging appearance, greatly improving the overall neatness and uniformity of product outer packaging. This article will comprehensively introduce its core definition, main components, working principle, compatible materials and basic performance advantages to help users fully understand the functional characteristics and application value of this industrial shrink packaging equipment.
What Is BTA-450A Automatic Heat-Shrink Wrapping Machine?
The BTA-450A automatic heat-shrink wrapping machine is an integrated L-bar fully automatic shrink packaging equipment composed of an automatic sealing and cutting host and a hot air circulation shrink tunnel. Its model name “450” represents the maximum effective sealing and packaging width of 450mm, which covers the packaging size requirements of most daily industrial products.
This equipment adopts integrated mechanical and electrical control technology, with PLC intelligent control as the core. It can automatically complete product conveying, film wrapping, edge sealing and cutting, waste film recycling, and constant-temperature shrink molding without manual intervention. It supports continuous online packaging assembly line operation and is compatible with mainstream environmental protection shrink films on the market. Compared with traditional packaging methods, it has significant advantages in packaging efficiency, finished product consistency and operational simplicity.
Core Components of BTA-450A Heat-Shrink Wrapping Equipment
The stable and efficient operation of the BTA-450A automatic heat-shrink wrapping machine depends on its standardized and high-quality component configuration. The whole machine is mainly divided into an automatic sealing and cutting system and a constant-temperature shrink tunnel system, with the core components as follows:
1. Intelligent PLC Control System
As the brain of the whole equipment, the PLC control system realizes one-key setting and automatic operation of packaging speed, sealing temperature and shrinkage parameters. The system supports parameter memory, which can quickly match the packaging requirements of different products and avoid repeated debugging, greatly improving production flexibility.
2. High-Precision L-Bar Sealing and Cutting Mechanism
Equipped with a high-strength alloy sealing knife, the L-bar sealing and cutting structure realizes flat and firm film sealing without burrs or film adhesion. The constant-temperature heating sealing technology ensures that the sealing position is not easy to crack or fall off during subsequent shrinkage and transportation, which perfectly solves the common problems of poor sealing of ordinary semi-automatic shrink machines.
3. Hot Air Circulation Shrink Tunnel
The core of the shrink tunnel is the circulating hot air heating system. Different from the single-sided heating of ordinary shrink tunnels, the BTA-450A adopts up and down three-dimensional hot air circulation design, which makes the internal temperature of the tunnel uniform. It avoids uneven shrinkage, film wrinkles and local burning, and ensures that the shrink film fits the product surface tightly and smoothly.
4. Adjustable Speed Conveyor System
The equipment is equipped with a stepless speed regulation conveyor belt, which can flexibly adjust the conveying speed according to product size, film thickness and production output requirements. It adapts to low-speed precise packaging of small products and high-speed batch packaging of conventional products, with strong production adaptability.
5. Stainless Steel Body and Anti-Wear Structure
The contact part of the equipment and the packaging environment is made of 304 stainless steel, which is anti-corrosion, high-temperature resistant and easy to clean. It meets the food and cosmetic industry’s sanitary packaging standards, and the overall mechanical structure is stable, supporting long-term continuous industrial operation.
Working Principle and Complete Workflow of BTA-450A Shrink Wrapping Machine
The working logic of the BTA-450A automatic heat-shrink wrapping machine is simple and efficient, realizing a streamlined closed-loop operation from feeding to finished product output. The complete workflow is divided into four core steps:
Step 1: Automatic Feeding and Film Wrapping Workers only need to place the products on the feeding platform. The equipment automatically conveys the products and completes automatic film wrapping through the film feeding system, realizing unmanned material wrapping.
Step 2: Precision Sealing and Cutting When the product enters the L-bar sealing area, the equipment automatically senses the product position, completes fast sealing and redundant film cutting, and recycles the waste film uniformly to keep the production environment clean.
Step 3: Constant Temperature Hot Air Shrinkage The sealed products are sent to the shrink tunnel through the conveyor belt. Under the action of three-dimensional circulating hot air, the shrink film is heated evenly and shrinks tightly along the product outline, forming a fit packaging effect.
Step 4: Cooling and Shaping Output After leaving the constant-temperature tunnel, the film is naturally cooled and shaped, with flat surface and no wrinkles, and the finished packaged products are output automatically, completing the whole packaging process.
Compatible Shrink Film Materials
One of the core advantages of the BTA-450A automatic heat-shrink wrapping machine is its strong film compatibility. It can perfectly match multiple mainstream shrink films in the market, adapting to different product packaging grades and cost budgets:
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POF Shrink Film: The most widely applicable material, with high transparency, soft texture and no sharp corners after shrinkage. It is suitable for food, gifts, cosmetics and high-end daily necessities packaging.
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PVC Shrink Film: Cost-effective, with good shrinkage and stability, suitable for conventional hardware, stationery and daily commodity batch packaging.
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PE Shrink Film: Thick and tough, with strong tensile resistance, suitable for large-size, heavy-weight products and multi-piece combined packaging.
Basic Advantages of BTA-450A Automatic Heat-Shrink Wrapping Machine
1. High Automation and Labor Saving
The whole process does not require manual film feeding and sealing operation. A single worker can supervise multiple devices, effectively reducing labor costs and solving the problem of insufficient manual packaging efficiency in peak production seasons.
2. Uniform Packaging and High Finished Product Quality
Intelligent constant temperature control and circulating hot air heating ensure consistent shrinkage effect of each product. The packaged products have flat surface, tight fitting and high appearance consistency, which improves product grade and market competitiveness.
3. Strong Adaptability and Wide Application Range
With a maximum packaging width of 450mm and adjustable temperature and speed parameters, it can flexibly adapt to products of different sizes and materials, covering most small and medium-sized industrial packaging scenarios.
4. Stable Operation and Low Maintenance Cost
The equipment adopts mature mechanical and electrical configuration, with low failure rate and stable continuous operation performance. The modular structure is convenient for daily maintenance and spare parts replacement, reducing later use cost.
Conclusion
The BTA-450A Automatic Heat-Shrink Wrapping Machine is a cost-effective and multi-functional automatic packaging device in the industrial shrink wrapping industry. With its fully automatic operation, precise constant-temperature shrinkage, wide material compatibility and stable performance, it has become a mainstream choice for small and medium-sized enterprises to upgrade their packaging lines. It not only greatly improves production efficiency and reduces labor costs, but also standardizes product packaging appearance, bringing dual improvements in production benefits and product brand image.
For enterprises looking for stable, efficient and cost-effective automatic shrink packaging solutions, the BTA-450A model can perfectly meet the daily batch packaging needs of multiple industries and is a reliable long-term production and packaging equipment.
|
Items |
Parameters |
|
|
Model |
BTA-450A Wrapping Machine |
BM-500 Heat-shrink Tunnel |
|
Max. packing size |
(L+W) ≤ 200 inch (500 mm), (W+H) ≤ 172 inch (430 mm), H ≤ 60 inch (150 mm). |
(L) 280 inch (700 mm), (W) 160 inch (400 mm), (H) 80 inch (200 mm). |
|
Max. sealing size |
(L) ≤ 220 inch (550 mm), (W) ≤ 180 inch (450 mm). |
(L) ≤400 inch (1000 mm), (W) ≤180 inch (450 mm), (H) ≤100 inch (250 mm). |
|
Packing speed |
900-1800 pcs/h (15-30 pcs/min) |
0-15 meters/min |
|
Power Supply |
1phase, 110/220V, 50/60Hz, 1.3kw |
3phase, 220/380V, 50/60Hz, 12kw |
|
Air pressure |
5.5kg/cm3 |
/ |
|
Overall dimension |
(L)1800×(W)800×(H)1600mm |
(L)1300×(W)700×(H)1400mm |
|
Weight |
440kg |
240kg |
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