PT ZONE: Barrier Blow Molding

Blow Mold 10,000-Liter Tanks?
Mammoth machine has a 660-ton clamp and 726-lb accumulator head. More (+)
BLOW MOLDING AT NPE: Spotlight on Energy Savings, Lightweighting & Greater Flexibility
New machines are mostly all-electric, hybrid, or servo-hydraulic. More (+)


MOST RECENT CONTENT: Barrier Blow Molding

Machinery Innovator Dewey Rainville Dies at 91

Developed numerous technologies in blow molding; involved in start-ups of leading auxiliary equipment firms.

Helping PET Blow Molders Save Energy & Material

PTI offers energy audits and bottle foaming technology.

Single-Serve Wine Spritzer in Plasma-Coated PET

Ultrathin glass coating keeps wine spritzers fresh.

Blow Molding: New Machine Adopts Electro-Mechanical Actuators, Quick-Change Trimmer

Working in conjunction with customer Nampak, Velocity Equipment Solutions (New Castle, Penn.) is introducing two technology advances for the blow molding of HDPE containers.

Unique Catalyst Promises 'Better' PET for Preform Extruders and Bottle Makers

Patent-pending and tested catalyst produces PET with improved thermo-oxidative stability and other advantages for processors.

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OVERVIEW:
Barrier Blow Molding

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Coextrusion allows blow molders to improve the barrier properties of their products by either keeping oxygen or moisture out, which is criticial in food packaging applications. In industrial applications such as gas tanks, the barriers layers are designed to regulate hydrocarbon emissions.


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