The coal sample preparation system primarily accomplishes the crushing and sieving of coal samples to prepare coal samples of the particle size required for experiments. It mainly consists of a rapid compression sample preparation crusher and a standard sieve shaker.
Main equipment configuration: Basic composition of the coal sample preparation system (including but not limited to the following configurations): 3.1 Rapid compression sample preparation crusher: 1 unit; 3.2 Standard sieve shaker: 1 unit; 3.3 Dust collection and removal device: 2 sets.
Main technical parameters of the coal sample preparation system:
4.1 Rapid compression sample preparation crusher
*(1) Number of sample bowls: 2;
(2) Material of sample bowls: High manganese steel;
*(3) Loading capacity: 2×150g;
*(4) Feed particle size: ≤20mm;
*(5) Discharge particle size: 80-200 mesh;
*(6) Processing time: ≤2min;
*(7) Control method: Automatic;
*(8) Compression method: Rapid compression;
(9) Power: 1.1kw (vertical motor);
(10) Power supply voltage: Three-phase 380V±38V/50Hz;
(11) Overall dimensions: ≤570×520×890mm.
4.2 Standard sieve shaker
*(1) Compatible sieve diameter: Ф200mm;
(2) Oscillation frequency: ≥221 times/min;
(3) Vibration frequency: ≥147 times/min;
*(4) Rotation radius: 12.5mm;
*(5) Amplitude: ≥5mm;
(6) Motor power: ≤0.37kw;
(7) Power supply voltage: Three-phase 380V±38V/50Hz;
(8) Weight: ≤110kg;
(9) Overall dimensions: ≤580×370×840mm;
*(10) Control type: Intelligent digital display control.
4.3 Dust collection and removal device: Anti-static PVC material, extractive dust removal, dust hood diameter greater than or equal to 800mm.

Zhengzhou Aidi produces coal sample preparation systems and supplies coal drill cuttings desorption instruments, deep hole sampling devices, pressure measuring instruments, geological exploration desorption instruments, borehole flow meters, mine gas extraction and outburst prevention equipment, true density measuring instruments for coal, gas content measuring instruments, automatic initial gas emission rate measuring instruments, diffusion rate measuring instruments, and gas parameter instruments for coal extraction pipelines.