1.     Model No.: JS2000 Intelligent Sand Spraying Hardness Tester
2.     Application: Test the hardness of vitrified bond and resin bond conventional abrasives, grit size: 36＃～150＃.
3.     ​Performance: Programmed control system for the whole testing procedures including head descent, test and 0 position memory, gas feed and abrasive jet, deep check, head uprising, etc.
4.     Features:
（1）Automatic inspection, avoid the personal errors.
（2）Automatic data processing.
（3）Good veracity and high reproducibility, the test precision can reach at 0.01mm.
（4）The labor intensity is low.
5.     Technology parameter:
（1）Power AC 380V,50Hz
（2）Air pressure required: 0.4～0.8Mpa, air flow≥0.6m3.(user supply)
（3）Testing Precision 1% at 0～5mm
（4）Working Temperature: -10~40℃
（5）Working humidity: <80%
（6）Testing range(thickness)T6～300mm, Grain size: F36＃～F150＃ vitrified bond and resin bond conventional abrasives.