
Foam Froth pumps
High quality
Good NPSH performance
abrasion resistant
4'' Elastomer lined flotation processing foam froth transfer pumps
Naipu NP-AF froth pumps are of heavy duty construction ,designed for
continuous pumping of highly abrasive and corrosive frothy
slurries.They have a vertical shaft configuration,and comprise a
hopper,with vertical bearing assembly,and Type "NP-"pump wet
end.They feature a wide choice of replaceable abrasion resistant
metal or moulded elastomer casing liners and impellers.
Typical Applications-
Minerals Flotation Processing
Handle froth slurries
1. pump parts
Completely interchangeable with slurry pumps and gravel pumps
For unlisted slurry pump parts, OEM service offered---Drawings
needed.
- Impeller
- Metal Liner
- Rubber Liner
- Bearing Assembly
- Base
- Pump Volute;
- Cover Plate & Frame Plate
- Others
Pump Part Material
Part Name | Material | Specification | HRC | Application | OEM Code |
Liners & Impeller | Metal | AB27: 23%-30% chrome white iron | ≥56 | Used for higher wear condition with pH between 5 and 12 | A05 |
AB15: 14%-18% chrome white iron | ≥59 | Used for higher wear condition | A07 | ||
AB29: 27%-29% chrome white iron | 43 | Used for lower pH condition especially for FGD. It also can be used for low-sour condition and desulfuration installation with pH no less than 4 | A49 | ||
AB33: 33%-37% chrome white iron | It can transport oxygenated slurry with pH not be less than 1 such as phospor-plaster, nitric acid, vitriol, phosphate etc. | A33 | |||
Rubber | R08 | ||||
R26 | |||||
R33 | |||||
Expeller & expeller ring | Metal | B27: 23%-30% chrome white iron | ≥56 | Used for higher wear condition with pH between 5 and 12 | A05 |
Grey iron | G01 | ||||
Stuffing Box | Metal | AB27: 23%-30% chrome white iron | ≥56 | Used for higher wear condition with pH between 5 and 12 | A05 |
Grey iron | G01 | ||||
Frame/Cover plate, bearing house & base | Metal | Grey iron | G01 | ||
Ductile iron | D21 | ||||
Shaft | Metal | Carbon steel | E05 | ||
Shaft sleeve, lantern ring/resctrictor, neck ring, gland bolt | Stainless steel | 4Cr13 | C21 | ||
304 SS | C22 | ||||
316 SS | C23 | ||||
Joint rings & seals | Rubber | Butyl | S21 | ||
EPDM rubber | S01 | ||||
Nitrile | S10 | ||||
Hypalon | S31 | ||||
Neoprene | S44/S42 | ||||
Viton | S50 |
Shijiazhuang Aier Machinery Co.,Ltd
Shijiazhuang Aier Machinery Co., Ltd. is a large-scale professional manufacturer of slurry pumps, gravel pumps, dredge pumps, sewage pumps and clean water pumps in China.
All products are mainly supplied to environmental protection, wastewater treatment, urban water supply and drainage, mine, metallurgy, coal, petrochemical, building material, thermal power FGD, river dredging, tailing disposal and other fields. The products are selling well in China and sold far to Germany, U.S., Canada, Australia, Russia, Ukraine, Kazakhstan, Brasil, Chile, Argentina, Bolivia, Malaysia, Indonesia, India, Poland, South Africa, Tanzania, etc.
Our firm has strong technical force and is specially engaged in the research of abrasion resistant materials of slurry pumps, sewage pumps and water pumps and the development of new products. The materials include high chrome white iron, duplex stainless steel, stainless steel, ductile iron, rubber, etc.
We use CFD, CAD method for product design and process design based absorbing experience of world leading pump companies. We integrate molding, smelting, casting, heat treatment, machining and chemical analysis, and have professional engineering and technical personnel.
Our company started to build our new factory in 2013 and finished in Spring of 2014. The new factory is located in Lincheng Xingtai Hebei, covering 67,000 m2 and of annual design annual casting capacity 3,000 tons. In the new factory, we can produce different parts from small to huge. Casting & machining orders are welcome as well.