November 2009

Close-Up on Technology

Hot Runners for Large & Small Parts Debut at NPE 2009
Although we previewed a number of new developments in hot-runners at NPE 2009 in our May and June issues, the big show in Chicago served up still more new offerings for PET preforms, medical parts, caps and closures, and more.

Process Cooling Goes for Performance Plus Affordability
At the NPE 2009 show in Chicago, half a dozen exhibitors showed new cooling equipment that emphasized improved performance at about the same or lower cost.

Know How

How Much Horsepower Do You Need?
Most extrusion processors know that in order to boost output you need more power.

Today's Lesson: Drying (Part 1)
Listen up, please: This is going to make your life easier.

Troubleshooting Defects: Part I
Like the three other aspects of a typical mold clean/repair job (disassembly, cleaning, and assembly) there is usually more than one way to skin the cat of troubleshooting and correcting defects.

Starting Up

Industry & Technology News: November 2009
Twin-Sheet Thermoforming Saves LivesAround 4300 new mine-resistant (MRAP) all-terrain vehicles (M-ATVs) will be delivered to the U.S.


Become an Innovator
Welcome to the new Plastics Technology.

On-Site: Injection Molding 'Outside the Box' at MGS Mfg. Group
Though it grabs a lot of headlines, multi-material, multi-shot processing still makes up only about 10% of injection molding activity in North America.

Keeping Up With Technology

Faster Blown Film Scanner
New from Kundig International Inc., Grand Prairie, Texas, the K-300 Rotomat KT series of blown film thickness gauges rotates continuously in one direction, unlike conventional scanners.

Faster Position Sensors for High-Speed Molding
Injection molding, thermoforming, and other machines that require high-speed position sensing can benefit from a new faster update option for magnetostrictive Temposonics linear position sensors from MTS Systems Corp.’s Sensors Div., Cary, N.C.

Multi-Beam Pullers for Big Pipe
A new family of pipe pullers from Conair, Cranberry Township, Pa., has up to eight cleated, non-marking belt assemblies with ample contact length for high pulling power without distortion.

New Hydraulic Fluid Trims Energy Consumption
Niigon Technologies Ltd., a custom injection molder in Moose Deer Point First Nation, Canada, replaced the standard mineral oil-based hydraulic fluid in a Husky H160 press with a new synthetic fluid.

New PVC Impact Modifiers and Heat Stabilizers
“A profound step change in providing higher impact resistance in combination with high gloss” is how Dow Chemical Co. describes its new Paraloid KM-X100 impact modifier for PVC window profiles.

New Source of Portable Auxiliary Injection Units
Add-on injection units with electric or hydraulic actuation are a newproduct line from hot-runner supplier Mold-Masters Ltd., Georgetown,Ont.

PET Wall Measurements Control Bottle Blowing
The Process Pilot closed-loop blow molding control software from AGR International, Butler, Pa., is a real-time process management program that works in conjunction with the company’s PETWall Profi ler system to automatePET bottle production.

PVDF Film Can Now Be Biax Oriented
Parkinson Technologies Inc., Woonsocket, R.I., teamed up with Solvay Solexis, Inc., Thorofare, N.J., to produce what’s believed to be the first biaxially oriented PVDF film.

See-Through Vacuum Loader with Improved Discharge
A new version of the GlassVu GVL motorized vacuum loader has a new discharge assembly with a pneumatic, positive-seal discharge valve said to prevent leaks that can occur with flapper valves. This loader from Maguire Products, Inc., Aston, Pa., handles pellets and regrind.

Software Balances Hot-Runner Filling Automatically
WEB EXCLUSIVE: Two new temperature-based control programs to address flow balancing in hot-runner systems have been added to the Priamus Fill controls from Priamus System Technologies LLC., Brunswick, Ohio.


Can't Succeed at Molding 'Commodities'? Best to 'Can' That Way of Thinking
So you think a can is a can is a can?

Hourly Rates Survey
After a precipitous drop in the second half of 2008, custom injection molders’ average machine-hour rates held firm in the first half of this year.

Market Outlook
Mastio & Company’s most recent Injection Molding Markets Study is projecting respectable growth for injection molded packaging for 2010.

Resin Buying Strategies: Softer Prices Ahead
This month, we are launching a new format for our monthly column on resin pricing, which now focuses on “benchmark” grades of the four main “commodity” resins—PE, PP, PS, and PVC.

CW Brabender
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