The specimen is clamped on a fixture and is pierced with the help of a pendulum released from 90 Degree position.The pendulum head is made pointed in a pyramid shape. Different weights are provided in the pendulum for different scales.

A pointer is fitted in the pendulum which gives the reading in a calibrated scale.

Puncture Resistance Testing is used for all kinds of paper, paper-board, solid fiber boards & corrugated boards boxes.