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Heavy Duty Shrink Tunnel Machine – APST-300

APST-300 Heavy Duty Shrink Tunnel Machine for High-Volume Industrial Packaging

Overview – Industrial Shrink Tunnel Machine for High-Volume Packaging

The APST-300 Heavy Duty Shrink Tunnel Machine is an industrial heat-shrink packaging system engineered for continuous, high-volume production environments. Manufactured by AmarPack Machines Pvt. Ltd. in India, the APST-300 utilizes balanced hot-air recirculation, digital thermal management and a variable-speed conveyor system to deliver consistent, high-clarity shrink wraps across bulk cartons, multipacks and heavy industrial bundles.

Designed to handle continuous operations, the APST-300 integrates into fully automated packaging lines alongside L-sealers, web sealers and custom conveyor systems. Featuring an insulated heating chamber and heavy-gauge construction, it processes thick shrink films including POF, PVC, LDPE and LLDPE with operational efficiency.

  • Primary Application: High-speed shrink packaging for cartons, beverage bottles, tray-less multipacks and heavy unit loads.

  • Core Advantage: Consistent heat distribution and structural durability for demanding industrial packaging lines.

Key Features of Our Heavy-Duty Shrink Tunnel Machine APST-300

  • High-Efficiency Hot-Air Recirculation: Equipped with a dual-channel hot air circulation system that maintains uniform thermal flow throughout the tunnel, minimizing heat loss and reducing power overhead.

  • Industrial-Grade Reinforced Frame: Constructed with a heavy-duty steel chassis and high-density thermal insulation to ensure long-term structural integrity and minimal heat dissipation.

  • Precision Temperature & Airflow Management: Features dual digital temperature controllers ($\pm2^\circ\text{C}$ accuracy) to maintain precise heat settings for delicate or high-gauge shrink films.

  • Heavy-Duty Conveyor Configurations: Compatible with live-roller rod, stainless steel wire mesh, or heavy-duty slat conveyors to accommodate varying pack dimensions and weights.

Technical Specifications

Specification APST-300 Heavy-Duty Model Operational Benefit
Model Code APST-300 Standardized industrial model code
Chamber Size 18" × 16" to 20" × 18" Suitable for large cartons and multipacks
Conveyor System Heavy-Duty Live Roller / SS Mesh / Slat Handles heavy unit loads
Production Speed 15–40 packs/minute Supports automated packaging lines
Heating System Recirculating Hot Air Provides uniform heat distribution
Temperature Control 0°C–300°C ±2°C Supports different shrink films

Heavy Duty Shrink Tunnel Machine Price

The heavy duty shrink tunnel machine price depends on tunnel chamber size, heating capacity, conveyor configuration, film compatibility, automation level and customization requirements. Industrial models with higher heating capacity, reinforced conveyors and PLC-based controls generally cost more than standard shrink tunnel machines.

The APST-300 Heavy Duty Shrink Tunnel Machine can be configured according to product dimensions, production speed, packaging film and line-integration requirements. Optional features such as SS 304 construction, extended conveyors, PLC/HMI controls and customized tunnel dimensions can also affect the final machine price.

For the latest APST-300 price, specifications and configuration options, contact AmarPack Machines Pvt. Ltd. for a customized quotation.

Best Shrink Tunnel Machine Comparison – Portable vs Standard vs Heavy Duty Models

Feature / Model APST-100 Portable APST-200 Standard APST-300 Heavy-Duty
Primary Target Entry-level & small batch operations Medium-scale production units Continuous industrial lines
Chamber Size (W × H) 12" × 10" 14"–16" × 12"–14" 18"–20" × 16"–18"
Power Setup 1-Phase 220V / 3-Phase 440V 3-Phase 440V 3-Phase 440V
Heater Configuration 9 Heaters (6 kW) 12 Heaters (9 kW) 12–14 Heaters (9–10 kW)
Motor Rating 0.25 HP 0.25 HP – 0.5 HP 1.0 HP Heavy-Duty
Daily Output Capacity 50–200 packs/day 500–1,200 packs/day 1,200–2,500+ packs/day

Need help choosing the right model? Our engineering team provides free consultation to help you select the perfect shrink wrapping machine based on your product size, production capacity, and automation needs.

Advanced Engineering Features

Precision Thermal & Airflow Control

The APST-300 Heavy-Duty Shrink Tunnel Machine is designed for consistent heat distribution and controlled shrink performance during continuous industrial packaging.

  1. Dual-Zone Digital Temperature Control: Maintains precise temperature settings with up to ±2°C control accuracy for consistent shrink results.
  2. Balanced Hot-Air Recirculation: Circulates heated air throughout the tunnel to provide uniform shrinkage across cartons, bottles, multipacks, and heavy-gauge films.
  3. Thermal Insulation: High-density insulation helps reduce heat loss and improves heating efficiency during continuous operation.
  4. Adjustable Airflow: Controlled airflow helps achieve uniform film shrinking while reducing the risk of overheating or uneven shrinkage with LDPE, LLDPE, POF and PVC films.

This combination of temperature and airflow control helps deliver consistent, wrinkle-free packaging for demanding production environments.

Heavy-Duty Industrial Construction

The APST-300 industrial shrink tunnel is built for demanding manufacturing and packaging applications.

  1. Reinforced Steel Chassis: Heavy-duty MS construction provides structural stability for continuous industrial operation.
  2. Double-Wall Thermal Insulation: Helps retain heat inside the tunnel while reducing external surface temperatures.
  3. Industrial Powder Coating: Provides protection against moisture and demanding factory environments.
  4. Optional SS 304 Cladding: Available for applications requiring enhanced hygiene and corrosion resistance, including food and pharmaceutical packaging.

High-Capacity Conveyor System

The APST-300 offers heavy-duty conveyor configurations for different product weights, dimensions, and packaging requirements.

  1. Heavy-Duty Roller Conveyor: Suitable for transporting cartons, multipacks, and other heavier packaged products.
  2. Stainless Steel Mesh & Slat Conveyors: Available for products requiring specialized conveying surfaces and higher durability.
  3. Variable Speed Control: Allows conveyor speed adjustment to control product dwell time inside the shrink tunnel machine and synchronize with upstream sealing equipment.

Safety & Packaging Line Automation

The APST-300 can be configured for integration with automatic shrink wrapping and packaging lines.

  1. Thermal Protection: Over-temperature protection and emergency shut-off systems help protect the machine and operators.
  2. PLC & HMI Integration: Optional controls can support recipe settings and synchronization with L-sealers, web sealers and sleeve wrapping machines.
  3. Safety Features: Emergency-stop controls, protective guards and insulated access doors provide additional operational safety.

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Why AmarPack Is India’s Trusted Automatic Shrink Tunnel Machine Manufacturer

ISO & CE Certified Manufacturing

AmarPack Machines Pvt. Ltd. manufactures industrial shrink tunnel machines with a focus on quality, safety, reliability, and consistent packaging performance. Our manufacturing processes follow ISO 9001:2015 quality management practices, while applicable machines can be supplied with CE-compliant safety features for domestic and international applications. Each heavy-duty shrink tunnel machine undergoes inspection and performance testing before dispatch to ensure reliable operation in demanding production environments.

Nationwide Technical Support & Service

AmarPack provides technical support and after-sales service across India for shrink tunnel machines and automated packaging systems. Our engineering team assists with machine installation, commissioning, operating guidance, troubleshooting, maintenance, and spare parts. This service support helps manufacturers maintain production efficiency and minimize unnecessary machine downtime.

27+ Years of Engineering Expertise

Founded in 1998, AmarPack has 27+ years of experience in packaging machine manufacturing and automation. With 1,000+ installations across India and overseas, we provide reliable shrink tunnel machines, shrink wrapping machines, web sealers, L-sealers and conveyor systems designed for different production and automation requirements.

Looking for a heavy-duty shrink tunnel machine for your production line? Contact AmarPack for machine specifications, customization options and a quotation.

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FAQs – Heavy-Duty Shrink Wrapping Machine

1. What is the APST-300 Heavy-Duty Shrink Tunnel Machine?

The APST-300 Heavy-Duty Shrink Tunnel Machine is an industrial heat-shrink packaging machine designed for continuous, high-volume packaging of cartons, bottles, multipacks, trays and heavy products.

2. What products can be packaged using the APST-300?

The APST-300 can be used for cartons, bottles, beverage multipacks, trays, boxes, FMCG products, pharmaceutical products, and other industrial packages that require heat-shrink film packaging.

3. Which shrink films are compatible with the APST-300?

The machine can be configured to work with POF, PVC, LDPE, and LLDPE shrink films, depending on the product, film thickness, tunnel settings, and required shrink quality.

4. What is the production speed of the APST-300?

The APST-300 offers a variable conveyor speed and can achieve approximately 15–40 packs per minute, depending on product dimensions, film type, packaging configuration, and operating conditions.bundle stability, preventing shifting or leakage during transport and palletizing.

6. What type of conveyor is used in the APST-300?

The APST-300 can be configured with heavy-duty live roller, stainless steel mesh, or slat conveyors. The appropriate conveyor depends on product weight, dimensions, and packaging application.

7. Can the APST-300 be integrated with an automatic packaging line?

Yes. The APST-300 can be integrated with L-sealers, web sealers, sleeve wrapping machines, PLC systems and automatic conveyor lines for continuous packaging operations.

8. What are the advantages of a heavy-duty shrink tunnel machine?

A heavy-duty shrink tunnel provides higher load capacity, stable temperature control, durable construction, adjustable conveyor speed, and consistent shrink quality, making it suitable for demanding industrial production environments.

9. How do I choose the right shrink tunnel machine for my production?

Choose a shrink tunnel based on product dimensions, product weight, required packs per minute, shrink film type, tunnel chamber size, conveyor type, and automation requirements. AmarPack can recommend a suitable configuration based on your production needs.

10. Why choose AmarPack as a shrink tunnel machine manufacturer in India?

AmarPack Machines Pvt. Ltd. has 27+ years of experience in packaging machine manufacturing, with 1,000+ installations across India and overseas. The company provides industrial shrink tunnel machines, customization options, technical support, and packaging line integration.

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