⚗ Polymers Forum

Boy 50 operation seminar

I am looking for a seminar or course on how to operate a Boy 50 injection molding machine. Anywhere in the world, as lo...

2 comments posted 21yrs

posted by ryan.bailey

2 comments posted 21yrs posted by ryan.bailey

Vacuum sizing tank or Vacuum calibration table

It is me again. About our rigid PVC profile, they are using the Air cooling/sizing tables right now. The setup time of...

2 comments posted 21yrs

posted by lily72ca

2 comments posted 21yrs posted by lily72ca

differences between polycarbonate (lexan) and PETG

I am apprentice starting in vacuum forming and would like to know the similarities and differences in these two materia...

3 comments posted 21yrs

posted by getfrank

3 comments posted 21yrs posted by getfrank

Tensile strength of Polymer composite

Literature says that Tensile Strength of 30% glass fiber filled PP is around 52 MPa. Now I suppose that some ASTM proce...

2 comments posted 21yrs

posted by pritam79

2 comments posted 21yrs posted by pritam79

linearity and nonlinearity of a polymeric materials

Dear Collegues! What we imply, when we speak about linearity and nonlinearity of a polymeric material. If to speak with...

4 comments posted 21yrs

posted by aleks.p.k

4 comments posted 21yrs posted by aleks.p.k

Acrylic questions (historic)

I work a lot with acrylics (cutting, bending, cementing) and I've always been curious about things. I appreciate the re...

0 comments posted 21yrs

posted by nospam

0 comments posted 21yrs posted by nospam

Proton Beam effects on Polymer Solution!

Hey; I want to expose my liquid samples to proton beam to study irradiation induced degradation. That is why I am looki...

1 comments posted 21yrs

posted by E_Najafi

1 comments posted 21yrs posted by E_Najafi

PET (polyetheentereftalaat)

where do they use PET and why PET, what are the characterizes? Why do they use PET and not another material?

2 comments posted 21yrs

posted by karensoete

2 comments posted 21yrs posted by karensoete

PVC usage

could someone tell me more about the use of PVC?? Thx

3 comments posted 21yrs

posted by wim.poppe

3 comments posted 21yrs posted by wim.poppe

coloring LDPE

I am looking for a way to permanently color a finished product made from low density polyethylene. I am working with 1....

10 comments posted 21yrs

posted by no_spam

10 comments posted 21yrs posted by no_spam

pvc

There are different types of pvc. There's a hard type (like pvc pipes) and a weak type (like garden sprinklers( But what...

1 comments posted 21yrs

posted by nguyentuyen.vu

1 comments posted 21yrs posted by nguyentuyen.vu

solvent mediated crystallisation

Hi, on preparing a partially ionic polymer with PEG side-chains I have obtained what appears to be an amorphous polymer...

4 comments posted 21yrs

posted by pjm

4 comments posted 21yrs posted by pjm

Product of ABCO Industries

I try to find a product based on this obscure quote from the literature: "an antistatic copolymer in the form of a quat...

2 comments posted 21yrs

posted by acp29

2 comments posted 21yrs posted by acp29

transfer moulding errors

At transfer moulding, there are some errors in the process which make forming of the plastic more difficult. One of the...

2 comments posted 21yrs

posted by joachim.vanwalleghem

2 comments posted 21yrs posted by joachim.vanwalleghem

can it be done???

i'm looking for a process and a manufacturer who can create mylar type bags (mirrorized film on polypropylene) with a bo...

0 comments posted 21yrs

posted by whiteranch1

0 comments posted 21yrs posted by whiteranch1