INTERNAL PLYBOND TESTER

Internal plybond tester is designed for determining the Internal bonding strength of Paper, Paperboard, and Laminates, by measuring the Average Energy, in Thousandths of foot-pound, required to "Delaminate the sheet-type specimen" in two piles. The Z directional rupture is initiated by the impact of a pendulum, having both, ''a Controlled Mass & a Controlled Velocity". The unit consists of a “Dual Capacity Pendulum” of range 0-0.25 Ft./ lbs. & 0.1-0.5 Ft./ lbs. with test result, directly readout on the calibrated scale. The Five Number Specimen Preparation Unit with different Clamping Pressures from 50 to 200 PSI.

Optional On Demand: 

1. Sample Preparation Strip Cutter Die & punch Type for Sample Strip Size - 25.4  x 152.4 mm (1.0" x 6.0").
2. Double-sided adhesive tape of width 1” for Sample Preparation.
3. Standard Calibration Sliding Weights & their Holder.