Standard: ISO 5074

Model: MJ-HGI

The Hardgrove grindability tester is a specialized instrument for determine the grindability of bituminous coal and anthracite. The higher Hardgrove grindability index means easier grinding, thus providing a basis for the design and operation of coal mills.

The Hardgrove grindability index tester is designed according to the principles and methods specified in ISO 5074. Built-in linear regression correction curve program, realized automatic calculation for calibration.

Features

◎ Hardgrove grindability index tester is a testing instrument designed according to the principles and methods specified in GB/T2565-2014.

◎ The instrument shall be equipped with a built-in linear regression correction curve program, and the calibration operation shall realize the automatic calculation of the Hardgrove grindability index tester.

◎ Intelligent control of the instrument, real-time display of working status and progress. Desktop structure, simple and novel appearance, simple operation.

◎ The grinding bowl automatically lifts, loads and counts the number of revolutions.

◎ With data query function and printer, it can automatically calculate and print experimental results.

Specifications

Spindle speed (r/min)	20 ± 0.5
Limit working revolutions	60 ± 1/4rpm
Load force (N)	284 ± 2
Total power (W)	155
Working power supply	220V 50HZ
Weight (kg)	120

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