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| Brand | Sundy |
|---|---|
| Origin | Hunan, China |
| Model | SDPP |
| Instrument Type | Planetary Pulverizer |
| Sample Applicability | Hard and Brittle Materials |
| Feed Size | ≤13 mm |
| Final Particle Size | ≤0.2 mm (adjustable down to 0.01 mm) |
| Batch Capacity | 100 g per grinding bowl |
| Number of Grinding Bowls | 1–3 (model-dependent) |
| Bowl Material | Standard Tungsten Carbide-Coated Alloy Steel (optional full tungsten carbide bowls available) |
| Power Supply | AC 380 V ±10%, 50 Hz ±1 Hz |
| Max Power Consumption | 1.5 kW |
| Noise Level | <72 dB(A) |
| Safety Features | Lid-Interlocked Automatic Power Cut-off, Gas Spring-Assisted Hinged Cover |
| Compliance | GB/T 474–2008 “Methods for Preparation of Coal Samples” |
| Brand | Sundy |
|---|---|
| Origin | Hunan, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China) |
| Model | SDHG60 |
| Instrument Type | Ball Mill (Hardgrove-Specific) |
| Sample Applicability | Hard, Brittle Materials (e.g., Coal, Biomass Pellets) |
| Output Particle Size | 0.01–0.5 mm |
| Feed Particle Size | ≤6.0 mm (per GB/T 2565–2014) |
| Batch Grinding Capacity | 50 g |
| Main Shaft Speed | (20 ± 1) rpm |
| Steel Ball Diameter | 25.4 mm |
| Maximum Power Consumption | 0.17 kW |
| Total Rotations per Test | 60 ± 0.5 rev |
| Applied Load on Balls | (284 ± 2) N |
| Supply Voltage | AC 220 V ± 10 %, 50 Hz ± 1 Hz |
| Grinding Bowl Capacity | 50 g |
| Net Weight | ~88 kg |
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