PT ZONE: Stretch Blow Molding

Blow Molder’s Goal: Go Local on a National Scale
It's a rare feat: Combining three formerly separate blow molders under one umbrella while retaining their individual identities and "small company feel" for customers. More (+)
Carbonated Beverage Bottle Gets Even Lighter
Cutting soft-drink bottle weight another 30-45%. More (+)

MOST RECENT CONTENT: Stretch Blow Molding

Blow Molding News at K 2013

All-electric machines of all types were the stars of the show, but there were a number of other noteworthy developments.

BLOW MOLDING: Lighter PET Water Bottle Doesn’t Squish

New PET preform and bottle designs are said to create a super-lightweight 0.5-liter bottle for still water that not only weighs 34% less than the average commercial bottle of this size, but also achieves 32% more topload strength than the lightest commercial bottle.

Headlines from the K 2013 Show

Here’s just a taste of the innovations on display, a selection of the top headlines not covered in our September show preview.

New Maker of PET Bottle Machines

Builder of filling and capping machines for dairy products and vegetable oils rounds out product line.

BLOW MOLDING: Stretch-Blow PET Bottles Faster, While Using Less Energy

SIPA develops new generation of rotary reheat stretch-blow machines for PET bottles.

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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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