MRR(D)-150D1 Rockwell & Surferficial Rockwell Hardness tester is a popular type Rockwell Hardness testing machine ,beautiful and has a good reliability and intuitive nature.Using the automatic add test force,dwell time stable,eliminate the human operator error, showing the value of high accuracy. That degress of hardness accounts to be applicable to the hard metals,carburizing steels,quenching steels,hardcast irons,mild steels,Al,Cu and malleable irons.
主要技术参数
Main technical parameters
初试验力(N)：98,29.4
Preliminary test force(N)：98,29.4
总试验力(N)：141,294,441,588,980,1471
Total test force(N)：141,294,441,588,980,1471
总试验力保持时间(s)：1-30
Total test force dwell time(s)：1-30
硬度示值读数方式：表式
Hardness indication：Digital
试件允许高度(mm)：160
Max height of speciments(mm)：160
压头中心到机身距离(mm)：140
Distance from indeneter, s center to outerwall(mm)：140
