Produce sustainable paper mailing bags faster,
easier and with less production touches

A better way for smaller e-commerce packaging: pocket style mailing bags

Produce sustainable reusable paper mailing bags – specifically developed for the needs of online retail.

The W+D 449 E-COMMERCE machine from Winkler+Dünnebier (W+D), is targeted for the packaging segment that focuses on e-commerce shipping and fulfillment. W+D has nearly 110 years of experience in high-speed paper converting in the envelope and mailing markets. We used this extensive experience to develop a machine with a value proposition offering a reduced and simplified workflow while increasing the net on-the-belt output of mailer bag products from of a single machine.

Invest in the future and meet tomorrow’s sustainable product and production needs. We’ll let you know as soon as more details about the machine or the market launch are available.

Get in touch now

Paper mailing bags – the best way

mailing bags

Environmentally-friendly packaging made from recyclable materials for a better world. A better alternative to plastic shipping bags.

An attractive
brand experience

A high-quality impression across the entire customer journey: an appealing paper feel and effective branding opportunities.

Efficient small item(s)
packing and shipping

Very fast filling, packing and sealing. Simple opening and return. Low transport volume compared to cardboard boxes.

The best solution to produce mailing bags –
the new W+D 449 E-COMMERCE

Mailing bag key facts

Specifically designed for estimated 80 % of total e-commerce shipments that are under 4 lbs.

  • Up to 2 peel & seal stripes for single and dual-use
  • Finger lift for fast sealing process
  • Tear strip with different perforation shapes

Mailing bag formats and sizes

A wide range of pocket style production options from one machine: with or without lateral fold, with cross bottom or zero waste - in different formats and flexible in both paper type and basis weights.

Standard mailing bag

min. 9 in – max. 143/4 in
min. 12 in – max. 187/10 in

Cross bottom mailing bag

min. 9 in – max. 143/4 in
min. 12 in – max. 187/10 in

Mailing bag with gusset

min. 9 in – max. 143/4 in
min. 12 in – max. 187/10 in
gusset (open)
max. 31/8  in

Zero waste mailing bag

min. 9 in – max. 143/4 in
min. 12 in  – max. 187/10 in
gusset (open)
max. 31/8 in

High net production, product feature flexibility and ease-of-use automation in one single workflow

The W+D 449 is designed to be the most efficient and productive e-commerce paper mailing bag machines in the market This all new design offers a high level of automation like presets for folding and cutting cylinders, and transport tracks storing the format data to make this design very operator friendly. Nearly tool-less changeovers and calibrated operator assists further make any adjustment very easy for the operator . The future of converting is doing more with fewer production touches and fewer and less skilled operating personnel.

  • All-in-one production process – from the roll right through to completely finished mailing bags
  • Maximum speed – up to 300 mailing bags per minute ( 18,000 per/hr.)
  • Automatic paper splicer allows for uninterrupted high-speed production
  • Can produce a variety of cut and mailing bag shapes – also suitable for complex types
  • Produce a wide range of paper types and weights ranging from 60-200 GSM (0.006-0.009“ caliper)
  • 1–4-color flexo printing available
  • Applicator for 2 peel & seal strips and 1 tear strip in a single inline process
  • Variety of tear strip perforation shapes
  • Automatic tension control for consistent high-quality mailer bag products
  • Bag format uses independent cutting stations
  • Few format size parts required
  • Open design for easily visibility for the operator
  • Central operator control console via movable HMI with fine adjustment options during operation
  • Job settings save options for faster repeat jobs
  • Nearly all – toolless format change
  • Low machine noise levels when in production
  • Robust 24-7-365 W+D design and build

Get in touch now:

Your contact partner
for e-commerce solutions

Do you have any questions or would you like to talk about your individual options for producing sustainable paper mailing bags? Then please feel free to contact me directly:

Ernst August Vormwald
(Vice President Product Management)

Mail: ernst-august.vormwald(at)
Phone: +49 160 96986482

Registration for the
W+D News Service

Register now for the W+D News Service using the form below, and don't miss out on any more details about the W+D 449 E-COMMERCE machine or information about the market launch.

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