Walmark Trouble Shooting

Walmark Corporation   phone: (847)546-0400   fax: (847)546-1777

Liquid Case and Carton Sealing Trouble Shooting

Poor Setting Speed
Possible Cause Suggested Solutions
1. Improper viscosity, solids, applications. a. Check if product has been diluted.
b. Check if product has been stirred thoroughly before use.
c. Check viscosity increase due to aging. Dilute if necessary.
d. Check for excessive application, reduce if necessary.


Poor Adhesion
Possible Cause Suggested Solutions
1. Improper viscosity, stock, compression. a. Check viscosity as above.
b. Check for uniform application pattern.
c. Check compression (too little or too much).
d. Check for improper scoring which can cause springy flaps. May need faster, tackier adhesive.
e. Change stock or adhesive.


Excessive Penetration or Holdout
Possible Cause Suggested Solution
1. Improper viscosity or stock. a. Check viscosity as above.
b. Check compression.
c. Increase or decrease application as required.
d. Change stock or adhesive.