P & D PUMPS & GEARS INDUSTRIES offer “ROTOJET” brand gear pump Model “DPRN/DPRB/DPRX” (Rotary Twin Gear Pump / Molasses Gear Pump / Positive Displacement Gear Pump / External Gear Pump) which is heavy duty foot mounting type positive displacement rotary twin gear pump.
P & D PUMPS & GEARS INDUSTRIES offer “ROTOJET” brand gear pump Model “DPRBJ” (Rotary Twin Gear Pump) Which is heavy duty foot mounting type positive displacement rotary twin gear pump. Model “DPRBJ” having three piece constructions and it can be easily cleanable and maintainable.
Size:- 1/2" to 6"
Flow capacity:- 8.30 LPM to 2083.00 LPM
Viscosity:- up to 1, 00,000 SSU
Pressure:- up to 10 kg/cm²
Temperature:- up to 200ºc
Model DPRBJ: This Model DPRBJ should be selected for liquid which tends to solidify at room temperature such as Bitumen, Furnace oil, Asphalt, Tar, Starch, Molasses, Naphtha, RFO, Silicate, Wax, Soap solution. This model has jacketed construction which facilitates the heating of pump by steam or thermal fluid.
| Part | Material For DPRN / DPRX | Material For DPRB |
|---|---|---|
| Pump Body | CI/CS | CI/CS |
| Front Cover | CI/CS | CI/CS |
| Back Cover | CI/CS | CI/CS |
| Gland Cover | CI/CS | CI/CS |
| Rotor & Stator Shaft | EN-9 | EN-9 |
| Gear | EN-24 | EN-24 |
| Bush/Needle Bearing | INA/IKO [Japan] | Non-Ferrous |
| Mounting Bracket | C.I.Gr.-20 IS 210 | CF8M [SS-316] |
| Wear Plate | Non-Ferrous | Non-Ferrous |
| Lifting Hook | Mild Steel | Mild Steel |
| R.V. Housing | Mild Steel | Mild Steel |
| R.V. Piston | EN-8 | EN-8 |
| R.V. Spring | Spring Steel | Spring Steel |
| R.V. AD. Screw | EN-8 | EN-8 |
| Sealing | 'GFO' Teflone/Mechnical Seal | 'GFO' Teflone/Mechnical Seal |
| Key | EN-8 | EN-8 |
| Dowel Pin | EN-31 | EN-31 |
| Hex - Bolt | Mild Steel | Mild Steel |
| Model DPRN/DPRB/DPRX | Suction & Delivery Size | Capacity at 1440 RPM | ||
|---|---|---|---|---|
| LPM | US GPM | M³/hr | ||
| 050-S | 1/2" x 1/2" | 8.30 | 2.20 | 0.50 |
| 050-M | 1/2" x 1/2" | 16.60 | 4.40 | 1.00 |
| 050-L | 1/2" x 1/2" | 25.00 | 6.60 | 1.50 |
| 100-S | 1" x 1" | 33.30 | 8.80 | 2.00 |
| 100-M | 1" x 1" | 50.00 | 13.20 | 3.00 |
| 100-L | 1" x 1" | 60.00 | 15.84 | 3.60 |
| 150-S | 1½" x 1½" | 83.30 | 22.00 | 5.00 |
| 150-M | 1½" x 1½" | 100.00 | 26.40 | 6.00 |
| 150-L | 1½" x 1½" | 125.00 | 33.30 | 7.50 |
| 200-S | 2" x 2" | 150.00 | 39.00 | 9.00 |
| 200-M | 2" x 2" | 166.00 | 44.00 | 10.00 |
| 200-L | 2" x 2" | 200.00 | 52.80 | 12.00 |
| 250-S | 2 ½" x 2 ½" | 250.00 | 66.00 | 15.00 |
| 250-M | 2 ½" x 2 ½" | 299.88 | 79.20 | 18.00 |
| 250-L | 2 ½" x 2 ½" | 333.30 | 88.00 | 20.00 |
| 300-S | 3" x 3" | 415.00 | 105.00 | 25.00 |
| 300-M | 3" x 3" | 449.82 | 118.00 | 27.00 |
| 300-L | 3" x 3" | 500.00 | 132.00 | 30.00 |
| 400-S | 4" x 4" | 599.76 | 158.40 | 36.00 |
| 400-M | 4" x 4" | 666.66 | 176.00 | 40.00 |
| 400-L | 4" x 4" | 833.30 | 220.00 | 50.00 |
| 500-S | 5" x 5" | 1000.00 | 264.00 | 60.00 |
| 500-M | 5" x 5" | 1250.00 | 330.00 | 75.00 |
| 500-L | 5" x 5" | 1499.00 | 396.00 | 90.00 |
| 600-S | 6" x 6" | 1660.00 | 440.00 | 100.00 |
| 600-M | 6" x 6" | 1832.00 | 484.00 | 132.00 |
| 600-L | 6" x 6" | 2083.00 | 500.00 | 125.00 |