RYD-N型橡胶国际硬度计的研制

介绍新研制的RYD-N型橡胶国际硬度计的工作原理、设计特点及使用性能。该硬度计采用高硬度合金钢球面压头、二段定负荷加载，操作方便，测试精度高和稳定性好，达到同类硬度计世界先进水平，为橡胶硬度测试提供了一种新型仪器。;In this paper，the working principle，design characteristics and sevice performance of RYD-N international rubber hardness durometer newly developed were introduced.This durometer used high hardness alloy steel spherical pressure head and two-stage fixed load loading，which was easy to operate with high test accuracy and stability.It reached the the world advanced level of similar hardness durometer，and provided a new instrument for rubber hardness test