Page 67 - Plastic News Issue August 2025

TECHNOLOGY NEWS

the development cycles, and accelerates the Conclusion: A New Era in Plastic Part Manufac-
time-to-market of intricate parts manufactured turing
by this plastic.
The history of gas-assisted injection molding
Challenges and the Road Ahead is that smart design with a response to market
need. With an increase in design complexity and
Although this technique has a lot of benefits, an industry drive to sustainability come the new
gas-assisted injection molding has its challenges. urgency in finding plastic injection innovations
To achieve perfect results using gases flow con- that are economical, fast and versatile.
trol is essential -if something goes wrong it will
be impossible to get hollowed or rather a part This technique is already heralding a future
broken. They also cannot use all kinds of ma- where aesthetics will not be compromised at the
terials; some polymer materials with weak melt expense of functionality as it has been limited to
strength can fail to hold the gas pressure. before because it covers changing the design of
plastic parts to enhance a high level of complex-
Moreover, it is not always possible to find some ity through automobile molding, and mold con-
parts that will be worth the expense of gas-as- taining cost-effective molds.
sist systems implementation. Traditional mold-
ing can still be viable when it comes to large, Then next time you get hold of a smooth car
specifically low-volume parts. These limitations handle, a feather-light appliance casing, a slen-
by however are increasingly becoming narrower der piece of furniture - could this be the unseen
as material science advances, and as advanced product of gas? Since when we learn how gas-
molding techniques become cheaper. assisted molding works we are starting to realize
that the biggest advances in manufacturing can
The research efforts also involve the integration sometimes be in the smallest places of all when
of CO -based foaming processes with gas-as- it comes to this a small amount of injected gas
2
sisted injection molding as ultra-lightweight ap- does the trick.
plications- a bright spot in applications on aero-
space and electric ones. Source – PLASTICS TECHNOLOGY

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August 2025 PLASTICS NEWS 67