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Guide to Sustainable Packaging

September 1, 2022
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You have probably already dealt intensively with the topic of packaging for your products. There are many different fields of requirements in this regard:

Which materials are suitable?
Which ones protect my product best?
What are the most interesting options in terms of price?
Which packaging presents the most eye-catching?
How does my product have the best recognition?
What is the most sustainable packaging option?
How do I save the most on transport, storage, handling ?
. . . and so on. . . .

We would like to show you the most important advantages and disadvantages of the materials in question to help you make your decision. We assume that the packaging is a bottle or a hollow container for liquid products:

Glass packaging

Advantages:
-almost endlessly recyclable
-good availability of raw materials (quartz sand, soda, lime)
-good product protection
-gas-tight, odourless, tasteless
-high value
-good recycling system
Disadvantages:
-high energy demand for production
-poor life cycle assessment for disposable glass
-Broken glass
-High weight
-expensive and ecologically disadvantageous handling in the case of reusable containers (return transport, cleaning, etc.)
-Limitation for dispatch by post/delivery service

Packaging made of PET or PE (HD-PE/LD-PE)

Advantages:
-Little weight
-Less energy required for production than e.g. glass
-No risk of breakage
-multiple design and use options
-Bottle variants with 100% RPET
-Options with bio-based raw materials
-favourable
-simply available
Disadvantages:
-recyclable, but not endlessly and with quality losses
-raw material (still) mostly petroleum-based
-The barrier properties are worse than those of glass or aluminium, for example.
-waste problem in countries without recycling facilities
-Microplastic

Aluminium packaging

Advantages:
-100% recyclable without loss of material properties
-solid and unbreakable
-rust-free
-diffusion-proof
-opaque
-good conductivity for cold and heat
-almost unlimited availability
-3 x lighter than steel
-4 x lighter than glass
-good malleability
Disadvantages:
-high energy consumption during production
-easily deformable
-limited design possibilities
-relatively expensive
-Few manufacturers

Tinplate packaging

Advantages:
-100% recyclable
-solid and unbreakable
-opaque
-Food in tinplate has a very long shelf life
-light
-good malleability
-good recyclable
Disadvantages:
-not stainless
-easily deformable
-high energy consumption during production
-relatively expensive

Stoneware packaging

Advantages:
-good availability of alumina (basic raw material)
-opaque
-high value
-good product protection
Disadvantages:
-high energy consumption during production
-High weight
-break
-expensive handling (transport, storage etc.)
-limited designs
-no recycling system
-tax

We hope to be able to give you a few decision-making aids and inputs when choosing the right packaging. Of course, the respective decision is very individual and based on the product characteristics, the requirement for the packaging, the shelf life, the design, etc.

We will be happy to advise you on the development, production and decoration of the ideal packaging for your products.

About the author

Portrait photo of Thomas
Thomas Stutz has 20 years of experience in packaging development and sales. His qualifications include a federal certificate as a marketing specialist and federal diplomas as a sales manager and packaging manager. With in-depth expertise and a passion for innovative solutions, he is an experienced expert in the packaging industry.

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