Air-entrained concrete bubble spacing coefficient analyzer, suitable for research on the effects of air-entraining agents on concrete bubble characteristic parameters, the relationship between bubble characteristic parameters and material mix ratios, and the relationship between bubble spacing coefficient and frost resistance durability indicators.

The hardening concrete bubble spacing coefficient analyzer developed by Beijing Nailde Company utilizes both the straight line method and area method to test various parameters of bubbles in hardened concrete. The product boasts strong operational performance, an intuitive software interface, simple operation, and high test accuracy, making it highly favored by domestic scientific research institutions.