Coal Firmness Coefficient Tester and Related Accessories
1. Equipment Name:
Coal Firmness Coefficient Tester and Related Accessories
2. Equipment Function and Performance Requirements:
Using the drop hammer method to determine the firmness coefficient of coal.
3. Main Equipment Configuration
Basic components of the coal firmness coefficient tester (including but not limited to the following configurations):
3.1 Crushing cylinder (including hammer and pull wire) 1 set;
3.2 Measuring cylinder 1 unit;
3.3 Standard sample sieve;
3.4 Platform balance; 2 sets
3.5 Funnel.
4. Main Technical Parameters of the Coal Firmness Coefficient Tester and Related Accessories:
4.1 Measurement time: <1h;
4.2 Hammer operating height of the crushing cylinder: 600mm;
4.3 Inner diameter of the crushing cylinder: 76mm;
4.4 Material of the crushing cylinder: 45# steel;
4.5 Height of the hammer cylinder: 90mm;
4.6 Diameter of the hammer: 66mm;
4.7 Material of the hammer: 45# steel;
4.8 Weight of the hammer: 2.4Kg;
4.9 Inner diameter of the measuring cylinder: 23mm;
4.10 Operating length of the piston scale in the measuring cylinder: 150mm;
4.11 Piston scale length: 150mm, scale accuracy: 1mm;
4.12 Standard sample sieve: 2 units each with apertures of 10mm, 30mm, and 0.5mm, including sieve bottom and
sieve cover, compliant with metrology standards;
4.13 Funnel: Capable of loading coal samples with particle size less than 0.5mm into the measuring cylinder;
4.14 Platform balance: Maximum weighing capacity 100g, sensitivity 0.5g, compliant with metrology standards.

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