Hot Air Welding


Packages start at $105,000 usd MSRP
or $1,990/mo

The Fastest Bag Closer

The PS400 is the fastest packaging bagging machine used for an efficient and streamlined bag closing system. This bag closing machine can be easily integrated into an automated bag closing line and/or a manual feed system sealing bags with a pinch or a double-fold seal.
Best For:
  • Packaging
Seam Type:
  • Double Fold Double Fold
  • Pinch Pinch
Features & Option

Features & Benefits

  • Digitally controlled for quick production start up
  • Servo controlled enabling synchronization with converting line
  • Precision folding system for clean - straight folds
  • Recipe management system for easy recall of different batches
  • Quick change folding system for size and type of fold
  • No glue, adhesives or hot melt
  • Multiple seam configurations  available
  • Can. be customized to fit into new or existing packaging lines


Technical Specifications

Power Requirements

  • 230 Volts - Three Phase - 40 Amp.
  • 480 Volts - Three Phase - 25 Amp.

Air Requirements

  • 20cfm @ 90psi

Power Consumption

  • Approx. 9kW

Maximum Temperature

  • 788˚C (1,450˚F)


  • Width: 1.34m (53")
  • Length: 3.1m (120") 
  • Height: 2.26m (89")


  • 1,140kg (2,500lb)

Seam Width

  • 25-64mm (1-5.5")

Welding Cycle

  • Up to 35 bags per minute

* Depending on the application, the seam width and the type of material used


Trust Miller Weldmaster to get your started!


Schedule Your Training

A Miller Weldmaster certified field service engineer will contact you to schedule installation and training at your facility.

Installation Preparation

We provide you with everything you need to know to get your team ready for installation and training.

Staff Training

Your staff will receive extensive instruction on welding equipment operation and maintenance and how to produce your product.

Machine Videos

  • Overview & How Tos
  • Training Videos
Top Bag Closing System for Speed, Efficiency and Precision - PS400
Automatically Weld and Seal Your Pinch Closures & Double Fold Closures

Service & Resolution Center

Our service team is dedicated to keeping our customer’s businesses running at optimal performance and assisting with any solutions you need. We are standing by to help you.

Contact Us Today!

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