shrinkage

[quinterow]

Dear colleagues,



How do you deal with shrinkage for plastics?



What values for contraction do u use for:

PEHD

PVC

PP

PET



Thanks,



William

 

[adicar01]

hi William,

The shrinkages on plastics is a variable of resin type AND shape. A clean teory of plastics you can read at:

http://www.tangram.co.uk/TI-Polymer-Shrinkage_in_plastics.html

...and at this adress:

http://www.plasticsusa.com/matchar.html ... you can find anything about plastics properties.



adicar

 

[adicar01]

or for direct read of datasheets:

http://www.plasticsusa.com/polylist.html - list of polymers.

and right from BAYER plastics:

http://bayerplastics.com/AG/AE/products/index.jsp



I think those will help you.

for any question/corespondence you can write me at:

adicar@home.ro