Visitor No. 1862812 from US.  
Kenplas Industry Ltd.
　
Kenplas Forum ==> Blow Molding ==> trouble shooting tips for injection blowmolding process
[Previous Topic] [Next Topic]
1
Regarding Uneven Wall - CHECK -

* Equal Distribution of Material
* Right conditioning of Preform before Blowing
* Min. wall thickness is ok (By cutting Bottle Produced)
* Blowing pressure & Time
* Chiller Temp.

Regarding Transperency at Bottom - CHECK -

* Bottom Zone Temp should not be Too High
* Pre Blow Delay / Blow Delay time is NOT GIVEN OR GIVEN LESS
* OUT COLD time NOT Given Or is LESS OR Position is NOT Right
* Hot Manifold temp. i.e Z1 is Very High
* Not enough Slug in Preform
* Refilling RPM is too high

Fine
7
 Poor
1
 5/1/2009 4:37:17 PM By S MEHTA
we are facing bottom transperence and wall thckness varition in injection blow molding process . can any help me in this and if u have any material on trouble shooting plz kindly send me to cnu_2804@yahoo.co.in

Fine
5
 Poor
1
 10/31/2008 1:41:25 AM By srinivas
1
 
 

Post A Reply

Name:

Email:

Message:

(Max. 2KB)


Attachment:     (Max. 500kB, .RAR.ZIP.JPG.GIF only)
Verification:

This forum published since July 03, 2002. Renewed on June 22, 2005.
[Plastics Project] [Plastics Machinery] [Plastics Mold] [Discussion Forum] [Contact Kenplas]
Copyright © 2010 Kenplas Industry Limited, Hangzhou Kenplas Machinery Ltd.              Powered by Alentus.