k Rolling Ball Pressure Sensitive Initial Adhesion Test Machine ASTM D3121
Introduction: This apparatus is takes a steel ball rolling on adhesive tape by rolling distance to determine the merits of tape tack.
I t follow that test method covers measurement of the comparative tack of pressure sensitive adhesives by a rolling ball and is most appropriate for low tack adhesives. It also meet GB/T 4852-2002
Tack Roll Ball Test Apparatus:
Inclined trough equipped with a release lever at the top through which the ball gains downhill momentum.The ball is a 11mm(7/16 in.) diameter steel ball.
|Model. No||PT-6032 primary tack rolling ball tester|
|Face Level||0.02㎜/overall length|
|Roughness of Work Face||Ra 0.4|
|Design Standards||GB/4852, PSTC-7,ASTM D3121|
corresponding Standards Content:
Rolling Ball Tack Tester Photos: