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APPLICATIONS

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Significant Savings on Raw Material Costs
Increased Productivity
Improved Performance

Thermoforming PP with HiCal™ or HM10®

Improved performance

Significant savings on raw material costs

As much as $0.02-$0.06 per pound of material used depending on percentage of product used.
 
To obtain a rough idea of potential savings in your application, click here for the savings calculator.

Improved Productivity

Reduced cycle times.

Improved processabilty and formability.

Better part performance

Increased stiffness.

Improved ESCR.

Reduced warpage.

Minimize shrink.

Products Available

  • HM10® Max > 80% in LLDPE carrier (lower melt temperature of LLDPE allows excellent dispersion into PP, while maximizing cost savings) Heritage Plastics.
     
  • HiCal™ LC > 80% in PP carrier.
     
  • HiCal™ LM > 80% in a low melt PP carrier.

What to Expect During Processing

  1. No changes in the temperature profiles are required.
  2. Lower extruder amps and pressures are often realized as a result of lower melt viscosity.
  3. Color concentrates are added separately to the injection molding process and the final part appearance is relatively unaffected:
  • Un-pigmented parts will appear uniformly white.
     
  • Colored parts may require reformulation.

Productivity Gains

A major advantage of using calcium carbonate concentrates in polypropylene thermoforming is their ability to increase the thermal conductivity of the sheet and the molded part.

  • Addition of mineral enables faster sheet line speeds.
     
  • Faster sheet heating and part cooling after forming can be observed.

Physical Property Improvements

Calcium carbonate addition will increase the part density depending on the amount of concentrate used. To maximize cost savings, part weights should be maintained by reducing wall thickness from 4-8% depending on the level of concentrate used.

 
 
Visit Heritage Plastics
K-Show 2010
Oct 27-Nov 3, 2010
Dusseldorf, Germany
Hall 8a / K19

 

BioTuf®
GRAPHIC LINK: CompostabilityBioTuf® is certified by the Biodegradable Plastics Institute.

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