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The vertical modified atmosphere packaging machine is widely used for pre-made tray packaging of fresh, chilled, frozen, and cooked foods. It is commonly applied to package fresh vegetables and fruits, meat, seafood, and ready meals. This MAP packaging machine features a drawer-type structure with a compact design, making it an ideal solution for small-batch production and businesses with limited workspace.

The machine operates by vacuuming the package and then flushing it with a precisely controlled gas mixture—typically oxygen (O₂), carbon dioxide (CO₂), and nitrogen (N₂)—before sealing. This modified atmosphere process effectively extends food freshness and shelf life while maintaining product quality and appearance.

MAP packaging for food
MAP packaging for food

Depending on tray size and packaging requirements, the vertical MAP packaging machine offers an output capacity of approximately 300 to 800 trays per hour. Different models support various film roll widths and diameters to meet diverse packaging specifications.

This commercial MAP tray sealer provides a reliable and cost-effective packaging solution for small food processing plants, supermarkets, catering distribution companies, and urban food distributors seeking improved product preservation and professional retail presentation.

commercial modified atmosphere packaging machines for sale
commercial modified atmosphere packaging machines for sale

Working video of the MAP packaging machine

Automatic Vertical MAP Tray Sealer for Meat, Seafood & Ready Meals

Vacuum-type and gas-flushing-type modified atmosphere packaging machine

Depending on factors such as packaging speed, gas costs, and the specific products involved, modified atmosphere packaging can be categorized into vacuum-type and gas-flushed types.

Modified atmosphere packaging machine for meat
Modified atmosphere packaging machine for meat

Vacuum-type MAP (Vacuum + Gas Flushing)

Workflow: first evacuate the chamber, then fill with mixed gas, and seal the opening.

Application: products requiring high freshness and long shelf life, such as fresh meat, chilled meat, cooked food, seafood, and braised food.

Advantages:

  • High gas replacement rate (best preservation effect)
  • Gas-efficient and low-cost
  • Longer preservation time

Disadvantages:

  • Slower than the gas-flushing type
  • Not suitable for soft, fragile, or pressure-sensitive products (e.g., cakes, soft bread)
MAP packaging for vegetables
MAP packaging for vegetables

Parameters of vacuum packaging machine with gas flushing

Packaging TypeVacuumVacuumVacuumVacuum
नमूनाTZ-JR-M330VTZ-JR-M380VTZ-JR-M410VTZ-JR-M450V
Max Film Width (mm)330380410450
Max Film Diameter (mm)240240240240
Gas Replacement Rate≥99%≥99%≥99%≥99%
Gas Mixing Accuracy (%)±2%±2%±2%±2%
पैकेजिंग गति15s15s15s15s
Capacity (boxes/hour)300 (2 trays/cycle)500 (4 trays/cycle)500 (4 trays/cycle)500 (4 trays/cycle)
Power Supply (V/Hz)380/50380/50380/50380/50
Total Power (kW)2.64.55.55.5
Working Pressure (MPa)0.6–0.80.6–0.80.6–0.80.6–0.8
Matching Air Compressor60L90L100L100L
Machine Weight (kg)225315390410
Machine Size (L×W×H, mm)1020×920×14401100×1080×14501202×1205×15201202×1205×1520
Gross Weight (kg)248350420440
Packing Size (L×W×H, mm)1120×1020×15901200×1180×16001302×1305×16701302×1305×1670
Max Tray Size (mm)370×260×80 (×1)300×200×80 (×2)350×220×80 (×2)370×260×80 (×2)
Max Tray Size (mm)260×170×80 (×2)200×140×80 (×4)220×160×80 (×4)260×170×80 (×4)
modified atmosphere packaging equipment for sale
modified atmosphere packaging equipment for sale

Gas-flushed type (Gas Purge + Flow Wrap)

Workflow: directly blow gas into the tray continuously to displace the air inside before sealing it.

Applications: suitable for packaging products that are sensitive to compression and cannot be vacuum-sealed, such as cakes, bread, salads, fruits and vegetables, and other soft foods.

Advantages:

  • Extremely fast packing speed (suitable for assembly lines and high-volume production)
  • Does not damage products

Disadvantages:

  • High gas consumption
  • Gas displacement efficiency is inferior to vacuum-type systems
MAP tray sealing for fruits
MAP tray sealing for fruits

Parameters of gas flushing MAP packaging machine

Packaging TypeGas FlushingGas FlushingGas FlushingGas Flushing
नमूनाTZ-JR-M330STZ-JR-M380STZ-JR-M410STZ-JR-M450S
Max Film Width (mm)330380410450
Max Film Diameter (mm)240240240240
Gas Replacement Rate≥99%≥99%≥99%≥99%
Gas Mixing Accuracy (%)±2%±2%±2%±2%
पैकेजिंग गति8s9s10s10s
Capacity (boxes/hour)500 (2 trays/cycle)800 (4 trays/cycle)800 (4 trays/cycle)800 (4 trays/cycle)
Power Supply (V/Hz)220/50220/50220/50220/50
Total Power (kW)1.52.633
Working Pressure (MPa)0.6–0.80.6–0.80.6–0.80.6–0.8
Matching Air Compressor60L90L100L100L
Machine Weight (kg)175245300316.5
Machine Size (L×W×H, mm)1020×920×14401100×1080×14501202×1205×15201240×1205×1530
Gross Weight (kg)200280330408
Packing Size (L×W×H, mm)1120×1020×15901200×1180×16001302×1305×16701360×1310×1700
Max Tray Size (mm)370×260×80 (×1)300×200×80 (×2)350×220×80 (×2)370×260×80 (×2)
Max Tray Size (mm)260×170×80 (×2)200×140×80 (×4)220×160×80 (×4)260×170×80 (×4)
MAP packaging machine manufacturer
MAP packaging machine manufacturer

Advantages of the vertical modified atmosphere packing machine

The machine features a highly integrated intelligent control system and a touch-screen LCD, enabling intuitive parameter setting and modification with simple operation and stable performance.

Users can also preset operating modes according to their needs.

Built-in brand vacuum pump, durable and reliable with a low failure rate

The machine utilizes pure aluminum molds, offering high strength, corrosion resistance, and oxidation resistance.

Molds can be customized according to customer requirements, including circular, square, rectangular, and irregular shapes.

Optical pattern recognition assisted film retraction system. The machine employs two film retraction systems: if the sealing film lacks a pattern, it retracts according to the machine’s preset time mode.

If a pattern is present, it utilizes an optical mode for film retraction, enabling precise alignment of the packaging box with the pattern.

The entire machine is constructed from 304 stainless steel, offering wear resistance, corrosion resistance, and easy cleaning.

Featuring a high-precision positioning film-guiding design, the heat-sealing film is simple to install and remove, while delivering aesthetically pleasing seals.

How does a MAP packaging machine work?

Modified atmosphere packaging machines place food into tray boxes, evacuate the air inside via a positive pressure system, and then fill the boxes with a gas mixture (primarily nitrogen, carbon dioxide, and oxygen) according to specific ratios through a gas blender.

The packaging is then sealed to create a modified atmosphere for freshness preservation. This modified atmosphere packaging primarily preserves the color, appearance, and texture of food. It places the contents in a dormant state, where nitrogen and carbon dioxide inhibit certain bacteria, while oxygen helps maintain freshness, thus preserving the product’s original flavor.

Moreover, modified atmosphere packaging offers an aesthetically pleasing appearance. Unlike vacuum packaging, it avoids product deformation or wrinkling, resulting in excellent packaging effects. Consumers can easily open the packaging without tools.

Main structure of MAP tray sealer machine
Main structure of the MAP tray sealer machine

Customization of MAP Packaging Machines

  1. The machine’s voltage and plug can be customized to meet requirements in various countries and regions.
  2. The functionality and output of the modified atmosphere packaging machine can be tailored to specific needs.
  3. Different molds can be customized for this machine based on various packaging samples to satisfy diverse customer requirements.
  4. We also offer complimentary design services for sealing film patterns and designs for packaged products.
suitable sealing trays
suitable sealing trays

Welcome to contact us for details

Our Taizy factory offers a range of MAP machines for food packaging, available in various models with customizable packaging styles and specifications. We welcome your inquiries. Additionally, we provide other types of packaging equipment, such as vacuum packaging machines, liquid filling machines, and powder packaging machines.

welcome to visit Taizy MAP machine factory
welcome to visit Taizy MAP machine factory
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