The Ring Crush Tester by Presto Instruments is designed to measure the compressive strength of paper, cardboard, and corrugated materials. It evaluates the ring crush resistance, ensuring the durability and quality of packaging materials. Widely used in the paper and packaging industry, this tester helps maintain product integrity and compliance with international testing standards.

https://www.prestoinstruments.com/products/edge-crush-tester-rct-ect-fct-digital