Wednesday, September 24, 2008

Polypropylene Injection Molding Problems and Solutions

some times when we try to inject plastic part, problems always occur, beginning with shot mold, flashing, and some times jetting.

data below i take from Exxon Mobil Chemical, will explain various Injection Molding Problems and how to solve that properly.

it's begin with

  • sink mark
  • void
  • shrinkage
  • weld line
  • flash
  • burning
  • warp
  • brittle part
  • sticking in mold
  • gate bush and various others

below if you prefer read it online

but if you prefer download, link below maybe more useful to read and download

this paper is very good tutorial with simple and practice solution for those each problems


Great informative post, knowledge is power and one should gain it from where you can have. thanks for the post