Description
Holmes Brothers Technologies® Pulverizer, 500DG, Standard Hopper, 230 V/1/60 HZ, 500DGA2-BS
Model 500DG has a capacity of 400 grams of coal, gypsum, or other material per minute using a screen with 0.024 in. diameter perforations and is recommended to pulverize minus-4 mesh coal to minus-60 mesh.
Features:
- Feed hopper has vinyl snap-on cover
- Pulverizing chamber is completely machined and sealed
- Quick-opening latch provides easy access to pulverizer and interrupts power to both motors when door is open
- One-piece, dynamically balanced rotor is easily cleaned
- Screen plates are circles with loose ends held by two lock pins that extend into pulverizing chamber - Available perforation diameters are (in inches) 0.020, 0.024, 0.033, 0.040, 0.0625, and 0.093, also available are 0.010 X 17/32 inch slots
- 390-cubic inch (6390 cm3) sample cup is spring-loaded against seal - hand lever will release cup
- Feed auger is chain-driven from enclosed 1/8 HP, 2.7 amp, 230 volt, single phase, 60 Hz TEFC gear motor - auger speed is about 130 rpm
- Rotor is mounted on shaft of a HP, 230 volt, single phase, 60 Hz, 12 amp, permanent magnet, open motor - speed is about 10,000 rpm.
- A Nema-1 motor starter has overload protection for each motor - open-latch sensor cuts power to motors
- Overall Size: 25H x 19W x 19-1/2D; Shipping Weight 130 lb.
- Pulverizer is mounted on four rubber base pads
Applications:
- Coal
- Gypsum
- Limestone
- Charcoal
- and more
Supplied with:
- A standard 60 cubic inch (980 cm3) capacity, feed hopper
- Five screen plates
- About 10 feet of cable to connect to the power source
Additional Models
| Catalog Number | Volts/Phase/Hertz |
| 91-7120-01 | 115/1/60 Normal Hopper |
| 91-7120-02 | 115/1/60 Extended Hopper |
| 91-7120-08 | 230/1/60 Normal Hopper |
Specifications
| Range | Pulverize: minus-4 mesh material to minus-60 mesh |
|---|---|
| Capacity | 400 g |
| Power | 230 VAC / 1 PH / 60 Hz |
| Dimensions | H x W x D: 25 x 19 x 19-1/2 in. |
| Weight | 130 |
| Manufacturer | Holmes Brothers Technologies |
| Model No | 500DGA2-BS |

