Back Pull Out Chemical & Process Pumps
DESIGN FEATURES
- Design confirms to Din 24255 or ISO 2858 Process Pumps and back pull out design facilities for removal of complete pump rotor assembly without disturbing suction and discharge pipe.
- High degree of interchangeability is ensured, as entire pump series is covered by only 4 bearing brackets.
- Bearing brackets incorporate heavy duty roller bearing and angular contact or deep groove ball bearing and angular contact or deep groove ball bearing with grease or oil lubrication.
- High temperature duty design available with center line mounting and stuffing box with cooling connections.
- Simple change over from gland packing to mechanical seal is possible with the aid of standard conversion parts without re-machining.
APPLICATIONS
- For pumping clear water, turbid water upto 3000 ppm, various chemicals & volatile liquid , fertilizer, sugar, paper and other process industries.
OPERATING RANGE
- For Speed 1450 rpm : Q = 300 m3/hr, H = 60mtrs.
- For Speed 2900 rpm : Q = 350 m3/hr, H = 120 mtrs.
WORKING PRESSURE
- Upto 16 kg/cm2 in CI
- Above 16 kg/cm2 in Alloy
TEMPERATURE
- -300C to 100OC in Grey cast Iron
- -30 C to 300 C in S.G. Iron & Steel
VOLUTE CASING
One piece, sell venting, foot mounted volute casing with end suction & radially upward discharge.
IMPELLER
Impeller is radial closed or semi open type with single or double curvature vanes. Axial thrust balancing by back vanes or wear or balancing holes.
SHAFT SEALING PUMP
Pump supplied with either gland packing or mechanical seals. Stuffing box is designed with connections for sealing and flushing liquid. Mechanical seal of various makes, balanced or unbalanced type can be fitted easily in stuffing box.
MATERIAL COMBINATION CODE
| CODE | PUMP CASING STUFFING BOX & BACK COVER |
IMPELLER | SHAFT | |
|---|---|---|---|---|
| Shaft | Shaft Sleeve | |||
| 01 | CI | CI | EN – 9 | SS 410 |
| 02 | CI | Ph. Bronze | EN – 9 | SS 410 |
| 03 | CI | Ph. Bronze | SS 410 | SS 410 |
| 04 | CI | SS 316 | SS 410 | SS 410 |
| 05 | CS | CS | SS 410 | SS 410 |
| 06 | SS 304 | SS 304 | SS 410 | SS 304 |
| 07 | SS316 | SS 316 | SS 410 | SS 316 |
| 08 | SS 316 | SS 316 | SS 316 | SS 316 |