Influencing of curing time on filmhardness is discussed through modifying the ratio of paint and curing agent. The defects from spraying process and the countermeasures are narrated.
The effect of some common carboxylic acids as well as sulphuric acid concentration on thickness and hardnessof medium temperature anodizing film of Al alloy was investigated.
研究了一些常见的羧酸以及硫酸浓度等对铝合金中温阳极氧化膜的厚度和硬度的影响。
3
To investigate the degree of curing in different temperature and humidity and the relationship between hardnessof tablet and damage of film.