A versatile solution for environments prone to corrosion, abrasion and erosion
Chemitek pump features a robust design prioritizing efficiency, using genuine materials that result in enhanced performance. Our centrifugal pumps are capable of managing flows up to 1000 m³/hr, even under critical and corrosive conditions. Featuring an inside-mounted metal-free seal design, these chemical process pumps are perfectly suited to handle slurry and corrosive media at elevated temperatures and pressures. Our NM series process pumps have paved the way for our success and reputation as a reliable provider in the process industry.
Features & Benefits
- NM series pump is Thick Walled Polymer moulded with Metal Armour support.
- Pump Model and wetted parts will be specifically selected based on process requirements and are available in four different Polymers optimally covering all applications.
- Pumps are fitted with Universal Internal Mounted mechanical seal with robust design, no metal contact ensuring trouble free operation and extended seal life.
Note : We can offer customized pumping solution for your Critical Applications.
Centrifugal Pumps
NM Series - ANSI
The NM series is a newly developed line of efficient and reliable non-metallic centrifugal pumps designed for handling aggressive chemicals, with or without slurry content, at processing temperatures up to 210 °C. The pump design meets ANSI / ASME B73.1 dimensional requirements. Its flow-optimum hydraulic design ensures improved efficiency and reliability.
Features & Benefits
- NM series pump is Thick Walled Polymer moulded with Metal Armour support.
- Pump Model and wetted parts will be specifically selected based on process requirements and are available in four different Polymers optimally covering all applications.
- Pumps are fitted with Universal Internal Mounted mechanical seal with robust design, no metal contact ensuring trouble free operation and extended seal life.
Note : We can offer customized pumping solution for your Critical Applications.
Technical Specification
| Nozzel Size | 25MM to 250MM (1" To 10") |
| Maximum Flow | 1000 M3/HR |
| Maximum Head | 120 M |
| Flange Rating | ASA 150 / ASA 300 |
| Maximum Operating Temp | 210 °C |
| Maximum Working Pressure | 25 KG / CM2 (BAR) |
| Standard | ANSI / ASME B73.1 |
| Impeller Type | Open / Semi-Open |
| Shaft Sealing | Mechanical Seal-Inside Single / Double |
| Material of Construction |
PVDF (Polyvinylidene Fluoride ) PFA (Perfluoroalkoxy Alkanes) FEP (Fluorinated Ethylene Propylene) PP-H (Polypropylene Homopolymer) |
Mechanical Seal
Chemitek make Internal Mechanical Seal (IMS) for handling of corrosive and aggressive chemicals has proven its performance in the process Industry. IMS Seals have a comprehensive set of features with ease of fitment
Single and Double Seal Arrangement to fit process requirements:
- Seal Faces are designed with thick section to enhance the life cycle.
- Primary Seal rings are submerged in process liquid to improve heat dissipation.
- Slurry particle pushed push away from the sealing face in large & Taper seal Chamber due to centrifugal action of rotary face and impeller
- Shaft sleeve is not in contact with process liquid.
- Available in Single and Double Seal Arrangement.
- API Plan Applicable : 52/53A/54/62
- Easy Maintenance and Installation -Semi Cartridge Design
- Slurry Content : Upto 40%
- Operating Temperature - Upto 210 Deg C
- Working Pressure : Upto 25 kg /cm2 (Bar)
Design Features
1
Volute Casing
- Smooth trapezoidal shape of volute casing efficiently ensures conversion of velocity energy into pressure energy, resulting in better efficiency.
- Thick wall polymer moulded inside Metal armour to ensure strong support to polymer specially at elevated temperature.
- Top discharge, self venting, back pull out.
- Flow Optimum hydraulic design.
2
Impeller
- Open impeller design.
- Ideal for corrosive and abrasive liquid.
- Available in van support design for high temperature & high pressure services.
- Easy clearance adjustment, when wear and tear takes place.
- Improved Hydraulic design.
3
Shaft & Bearing
- Heavy duty shaft design for minimum deflection.
- Designed for toughest services.
- Maximum 0.05 mm deflection at stuffing box face at maximum load.
- Exceeds ANSI B73.1 bearing life specification requirements.
4
Constant Oil Leveller
- It ensures sufficient oil level in the bearing housing for reliable lubrication.
- Polycarbonate dome offer excellent visibility and its virtually unbreakable.
5
Oil Sump Design
- Increased oil capacity for better heat transfer.
- Contoured internal Slope for positive collection of metal contaminants by magnetic drain plug.
6
Casing Drain
- Casing drain will be provided on request.
- Nozzle size - 1/2" Blind Flange End.
7
Flange
- Standard 150 lb. RF flanges, 300 lb. flanges available.
8
Bearing Cover
- Telescopic Design
- Easy Impeller adjustment
9
Bearing Frame
- Heavy duty design to reduce the loads on shaft.
1 Volute Casing
- Smooth trapezoidal shape of volute casing efficiently ensures conversion of velocity energy into pressure energy, resulting in better efficiency.
- Thick wall polymer moulded inside Metal armour to ensure strong support to polymer specially at elevated temperature.
- Top discharge, self venting, back pull out.
- Flow Optimum hydraulic design.
2 Impeller
- Open impeller design.
- Ideal for corrosive and abrasive liquid.
- Available in van support design for high temperature & high pressure services.
- Easy clearance adjustment, when wear and tear takes place.
- Improved Hydraulic design.
3 Shaft & Bearing
- Heavy duty shaft design for minimum deflection.
- Designed for toughest services.
- Maximum 0.05 mm deflection at stuffing box face at maximum load.
- Exceeds ANSI B73.1 bearing life specification requirements.
4 Constant Oil Leveller
- It ensures sufficient oil level in the bearing housing for reliable lubrication.
- Polycarbonate dome offer excellent visibility and its virtually unbreakable.
5 Oil Sump Design
- Increased oil capacity for better heat transfer.
- Contoured internal Slope for positive collection of metal contaminants by magnetic drain plug.
6 Casing Drain
- Casing drain will be provided on request.
- Nozzle size - 1/2" Blind Flange End.
7 Flange
- Standard 150 lb. RF flanges, 300 lb. flanges available.
8 Bearing Cover
- Telescopic Design
- Easy Impeller adjustment
9 Bearing Frame
- Heavy duty design to reduce the loads on shaft.
Customization
Jacketing
- Larger Jacket cavity Volume for efficient circulation for efficient circulation of heating /cooling media.
- Circuit breaker Arrangement.
- Inlet/Outlet Flange Connections.
- Drain Connection available.
Priming Pot
- Priming Pot provides self-priming capabilities.
- It allows horizontal centrifugal pumps to be upgraded to self-priming pumps.
- Available in MOCs - PP/PP-FRP/PVDF/PFA/WCB. Other MOCs As per client
Tailor made Solution
- Customized solution for critical applications.