Inverted Horizontal Flow Wrapper
Efficient Packaging of Hard to Handle Products

Application Information
The Pack 301 IN’s inverted design makes it ideal for wrapping multiple pieces per package and for products that are flexible in nature. The film backstand is a modular design that can be located in various positions relative to the infeed and wrapper. This allows users to optimize the film path for short changeovers and optimal product transport. A full range of infeed options such as flighted, lug-less, trough style and belt feeders allow you to configure the machine to meet your needs.
Highly Efficient, Production Proven Design
- Hinged, overhead finwheel assembly provides easy access to film and product for fast set-up and clearing of jams
- PC based platform operates without any moving parts
- 80% of common parts are shared with other Pack series wrapper
Superior Package Appearance
- Latest in fin seal technology utilizing gap control for consistent, precise seal integrity
- Adjustable, cantilevered finwheels for tighter packages
- Vacuum conveyor to cutting head precisely controls product and film
Fast, Easy Cleaning & Changeovers
- Finwheel covers easily removed for cleaning
- Removable catch pans on infeed can be removed and cleaned without stopping production
- Finwheel assembly easily raised or lowered to accommodate products of different heights for fast changeovers
- All settings stored in product recipe making changeovers as easy as possible
Your benefits
- Maximum efficiency, flexibility, availability
- Fast & easy setup, cleaning, changeovers
- Proven design, features, feeding technology
- Reliable construction, operation, product handling
Inverted Flow Wrapper Operation

Film enters the film former from below the product infeed. The product is placed directly onto the film, ensuring smooth product transfer and secure product handling.
Standard Features
- Stainless steel product contact parts
- Single film reel holder
- Film break control
- Film register control
- Easily exchangeable former
- 2 sets of finwheels built in separate hygienic housings
- Adjustable cantilevered finwheels
Options
- Second film reel holder
- Manual splice table
- Low film detection
- Automatic film splicer
- Splice with knives
- Color mounting
- Pre-heating unit
- Mechanical or air gusseting
- No product – no bag
- No gap – no seal
- Empty package air reject
- Discharge rejects
- High product detection
- Power feed roll
- Manufacturer‘s splice detection
Pack 301 IN Technical Specifications
Product Dimensions | minimum / maximum |
Length (mm) Width (mm) Height (mm) | 40 / 565 12 / 250 6 / 110 |
Film Reel | Maximum |
Diameter (mm) Weight (kg) Width (mm) | 400 35 650 |
Film Sealing | Maximum |
Fin seal height (mm) Cross seal width (mm) | 6 / 9 / 15 20 / 25 |
Capacity | Maximum |
1-up crimper (ppm) 2-up crimper (ppm) Film speed (m/min) | 175 350 60 |
Electrical | |
Standard supply (VAC) Power supply frequency (Hz) Control circuit (VDC) | 208-240 50 / 60 24 |
Pneumatics (psi/bar) | minimum 80 / 6 |
Working height (mm) | 930 |
Working weight (kg/lbs) | 550 / 1200 |
Replaces
Doboy Linium 801, Doboy Linium 811