PT ZONE: Stretch Blow Molding

What Blow Molders Say About All-Electric Machines
They are well established in Europe, but molders in North America are just beginning to come around to all-electrics’ improved performance, maintenance, cleanliness, and—yes— energy efficiency. Here’s first-hand testimony, from the U.S. and abroad. More (+)
PT Article U.S. Molders Warming Up to All-Electric Blow Molding
When I set out to research a feature on “What Molders Think About All-Electric Blow Molding Machines,” I thought it would be no big deal to get interviews with a handful of shops. More (+)

MOST RECENT CONTENT: Stretch Blow Molding

BLOW MOLDING: Linear Injection Stretch-Blow Machine Debuts at K 2016

Resembles a horizontal injection press with a stretch-blow station added,

Slideshow: Taipei Plas 2016

Taipei Plas, Taiwan's biennial plastics showcase, packs a high-quality show into a relatively small size, much like its equipment sector, which remains an export powerhouse.

K 2016 Preview: Blow Molding

Looking for speed and energy efficiency? Take your pick of new all-electric, hybrid, and servo-hydraulic machines.

‘World’s Lightest’ PET Bottle for Edible Oil

900-ml bottle weighs 22% less.

TOOLING: Innovative Spin on Cube Molds At K 2016

Three exihibits for multicolored caps with in-mold closing, foam/solid PET preforms for stretch-blow molding, and for injection-blow molding on a modified injection machine.

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Stretch Blow Molding


Stretch blow molding is the common method for producing soda bottles. The process begins with an injection molded perform. The perform is typically pre-heated then stretched in the axial direction and blown into its final shape by a stretch blow molding machine.

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