Technical Articles

SOURCE: Novatec

• How to Stop Profile Warpage
  Faster! Every company wants to run faster to get more product out on the same production line and from the same amount of labor. Plastic profile extrusion companies are no exception...
   
• Improved Dry Vacuum Calibration Tables
  Dry vacuum calibration tables were developed in response to the need to hold complex plastic profiles to very tight tolerances while they were being cooled in the extrusion process...
   
• Stringing Up The Part
  With plastic profile extrusion, the stiffer the melt coming out of the die the easier it is to string up and make the desired part...

SOURCE: Plastics Technology

• How To Size & Calibrate Profile Parts
  Doing it right is critical to maintaining profile dimensions
   
• Tooling: The Science of Profile Die Balancing
  In our last column, we discussed the five things profile extruders need to know about profile die design—proper land length, land-length ratio, drawdown, considerations for sensitive materials, and decompression...
   
• To Troubleshoot Profile Extrusion, First Get to Know All the Variables
  It requires patience, logical thinking, and a methodical approach to assess each unique problem and solve the problem in a timely fashion.
   
• Tooling Know-How: Five Tips on Profile Die Design
  A poorly designed profile die—one that does not permit the part to be extruded with the same dimensions from run to run—coupled with a lack of understanding of the extrusion process, is a recipe for scrap generation.