Grey Cast Iron Sand Casting Large Mining Pump Spare Parts
ShiJiazhuang Naipu Pump Co.,Ltd is Specialized in the manufacturer and sales of slurry pump and pump parts.
We can produce spare parts according to the drawing or sample.

We Own Mould Workshop, Casting Workshp, Machining Workshop and Assembly Workshop .
Naipu is willing to undertake any OEM(Origin Equipment Manufacture) order for pump and mining equipment accoring to the drawing or sample.
Considering various requirement for material in the market, we can supply wet end part material as following, metal material A05,A07,A12,A33,A49,A61 and etc. Rubber material R08, R26, R33, S01, S12, S21, S31, S42 and etc. Given customer's special request for abrasion and erosion in pumping environments, we can supply the material according to customer's material formula or sample to meet your need.
The spare parts are widely used in mining , power, metallurgy, coal , dredging, building material and other industrial lines to pump concentrate, tailing,sludge, and other abrasive high density slurries.
Main Pump Spare Parts

PARTS MATERIAL
Spare part Name |
Material |
Specification |
HRC |
Application |
OEM Code |
Liners&Impellers |
Hard Metal |
High Chrome White Iron 23-30% |
≥56 |
Used for higher wear conditions with pH Between 5 to 12. |
A05 |
15/3Chrome/Moly Iron |
≥59 |
With moderate erosion resistance |
A07 |
ULTRACHROME 28% Cr, Low C |
43 |
Used for FGD and other corrosive application |
A49 |
Rubber |
Standard Impeller Rubber |
|
Used for superior erosive resistance required |
R08 |
Standard liner Rubber |
|
Have superior erosion resistance |
R26 |
Natural Rubber- Reinforced |
|
Sufficient wear life |
R33 |
Nature Rubber |
|
Cut resistance to hard, sharp slurries |
R55 |
Expeller & Expeller Ring |
Metal |
ULTRACHROME 27%Cr |
≥56 |
Used for higher wear conditions with pH Between 5 to 12. |
A05 |
Grey Iron |
|
High physical strength |
G01 |
Stuffing Box |
Metal |
ULTRACHROME 27%Cr |
|
|
A05 |
Grey Iron |
|
|
G01 |
Frame/cover plate
Bearing Housing& base |
Metal |
Grey Iron |
|
|
G01 |
Ductile Iron |
|
|
D21 |
Shaft |
Metal |
Carbon steel |
|
|
E05 |
Shaft Sleeve
Lantern Ring/ Restrictor
Neck Ring/ Gland Bolt |
Stainless Steel |
4Cr13 |
|
|
C21 |
304ss |
|
|
C22 |
316ss |
|
|
C23 |
Joint Rings & Seals |
Rubber |
Butyl Rubber |
|
|
S21 |
EPDM Rubber |
|
|
S01 |
Nitrile |
|
|
S10 |
Hypalon |
|
|
S31 |
Neoprene |
|
|
S11/S42 |
Viton |
|
|
S50 |
Foundry workshop
Machining workshop
Slurry Pump Spare Parts
Company Profile
Company Profile
Naipu Pump is a professional global manufacturer of industrial pumps with more than 30 years production experience. Mainly produces various types of slurry pumps, sewage pumps, sump pumps, high chromium alloy accessories and various OEM and ODM production.
After years of sustainable development, Naipu has gradually upgraded to an environmentally friendly factory, with environmentally friendly resin sand machine modeling, high-efficiency casting electric furnace, heat treatment, and rough sand cleaning system.
Our spare parts inventory is very sufficient to ensure that each customer can replace the spare parts in the first time, and will receive sufficient size inspection and packaging before shipment.
Our Products are suitable for all slurry pumping applications - chemical, mineral processing, power generation and general industry.
NaiPu Main products
1. NAH , HH L Horizontal Slurry Pump
2. SP Vertical sump pump
3. ZJQ Submersible slurry pump
4. G Horizontal sand gravel pump
5. WS(G) Dredging pump
7. AF Vertical Froth Pump
8 .AHF Horizontal Froth Pump
9. TL(R) Desulphurization Pump
10. Clean Water Pump
11. OEM Casting machinery wear parts
NHA series |
L(R) ,M |
HH |
SP(R) |
G |
AF Series |
1.5/1B-NAH(R) |
20A-L |
1.5/1 C-HH |
40PV-SP(R) |
6/4D-G |
2QV-AF |
2/1.5B-NAH(R) |
50B-L(R) |
3/2D-HH |
65QV-SP(R) |
8/6E-G |
3QV-AF |
3/2C-NAH(R) |
75C-L |
4/3E-HH |
100RV-SP(R) |
10/8F-G |
6SV-AF |
4/3C-NAH(R) |
100 D-L |
4/3X-HH |
150SV-SP(R) |
10/8S-G |
8SV-AF |
6/4D-NAH(R) |
150E-L |
6/4F-HH |
200SV-SP |
12/10G-G |
2AHF |
6/4E-NAH(R) |
300S-L |
6/4X-HH |
250TV-SP |
14/12G-G |
3AHF |
8/6E-NAH(R) |
10/8 R-M |
6S-H |
|
14/12T-G |
4AHF |
8/6R-NAH(R) |
10/8 E-M |
8/6S-H |
|
16/14 G-G |
6AHF |
10/8F-NAH(R) |
12/10F-M |
8/6X-H |
|
16/14TU-GH |
|
10/8X-NAH(R) |
|
6S-HP |
|
16/14H-GH |
|
12/10ST-NAH(R) |
|
8/6S-HP |
|
18/16G-G |
|
14/12ST-NAH(R) |
|
8/6X-HP |
|
18/16 TU-GH |
|
16/14TU-NAH(R) |
|
|
|
|
|
20/18G(TU)-NAH(R) |
|
|
|
|
|
Spare Parts
Impeller, Volute Liner, Casing, ThroatBush, Frame Plate Liner Insert, Cover Plate, Frame Plate, Pump Liner Expeller, Expeller Ring,Stuffing Box, Expeller, Pump Shaft, shaft sleeve, Shaft Spacer, Bearing Assembly, Base, Stuffing Box, Gland Assembly, Bearing Housing,Lantern Ring, pump discharge pipe, flange, and so on.
Materials and Durability
Wear-Resistant Materials: Components like impellers, liners, and throat bushes are often made from high-chrome alloys, rubber, or ceramics to withstand abrasive and corrosive conditions.
Customizable Designs: Many parts can be customized based on specific operating conditions or customer requirements
OEM Service
Naipu Pump is able to process whatever pump parts and wear parts customers require. The increasing development technology of reverse engineering has further enabled the company to contra-derive the shape of a sample offered by clients and, with the help of the latest 3D imaging technology to scan the pump parts, Naipu Pump can acquire accurate drawings (based on aluminum,iron and wood model patterns) to ensure that the company's replacement parts fit 100% onto customers' pumps.
Naipu Pump understands the process and demands of the mining industry and can offer comprehensive
services tailored to customers' needs.
The material can be high chrome alloy Cr27%,Cr28% Cr30% Cr35% , A51, A61, A49,A07,C55, CD4MCU, Nature Rubber ,Stainless steel ss304 ss316 ss904, Alloy20 , Hastelloy and etc.
Application:
Mining and Mineral Processing: Handling abrasive slurries in coal, gold, copper, and iron ore mining.
Dredging and Sand Extraction: Used in river, lake, and sea dredging operations.
Power Plants: Desulphurization and ash handling systems.
Chemical Industry: Pumping corrosive and abrasive fluids.
Wastewater Treatment: Handling sludge and wastewater.
WorkShop
Shijiazhuang NaiPu Pump Co., Ltd have own Foundry workshop, Machining Workshop, Assembly workshop, Heat treatment equipment and advanced test equipment.
Welcome to visit our factory!

FAQ
1. What Products does naipu pump mainly produce?
Naipu mainly Produce Slurry Pump, Gravel sand Pump, Dredging Pump, Centrifugal water pump and Spare Parts. Not only Pump parts, but also others wear casting parts if there is drawing or sample.
2. Is Naipu direct factory or trader?
Yes, Naipu is direct Pump Manufacturer, have own foundry workshop, Machining Workshop, Heat treatment equipment and Assembly workshop, also advanced quality inspection equipment.(Hardness,Spectrometer,Ultrosonic , Penetration , and pump performance test station)
Welcome to visit Naipu factory anytime.
3. What information is required for quotes?
If you need the spare parts, we need to know the parts Code and material.
If you need the whole pump set, we need to know the usage? The flow rate, head, and SG, Corrosive or not? The more detailed the better.
4.Are these pump and parts interchangeable with famous brand Pump ?
Yes, Our pump and parts can be 100% interchange with other famous brand , do not need change the pump .
5, What about the warranty period and life time?
Warranty time is 1 year . As long as It is quality problem, we can be responsible at any time.
About lifetime of Wear parts, It is hard to say the exact time ,Lifetime is related to many factors, such as particle size, hardness, shape, concentration, corrosion, etc
6. The Min MQQ
The MQQ is one pcs spare parts or Pump.
Welcome to Contact Me
ShiJiaZhuang NaiPu Pump Co., Ltd
Contact person: Kitty Liu
Shijiazhuang, Headquarters
Add.: No. 368, Xinshi North Road, Shijiazhuang, Hebei Province, China
Welcome to contact me for more
Shijiazhuang Naipu Pump Co., Ltd
Website: naipump.en.made-in-china.com
mobile:86-1303269126