Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
{"title":"Corrosion Resistant Submersible Mixer Dual Mechanical Seals for Sewage Treatment","imgUrl":"https:\/\/img.chinax.com\/nimg\/3e\/9b\/4338433111cd5eda7af411a0558e-200x200-1\/corrosion_resistant_submersible_mixer_dual_mechanical_seals_for_sewage_treatment.jpg","attrs":{"Minimum Order Quantity":"1","Payment Terms":"T\/T","Price":"Negotiable","Place of Origin":"China"}}
{"title":"0.85kW Cast Iron Submersible Mixer wastewater treatment For Efficient WWTP","imgUrl":"https:\/\/img.chinax.com\/nimg\/04\/e2\/edde80a8220a611ea5ec437fb6ec-200x200-1\/0_85kw_cast_iron_submersible_mixer_wastewater_treatment_for_efficient_wwtp_mixing.jpg","attrs":{"Brand Name":"Lanjiang","Model Number":"QJB Series","Certification":"ISO9001\/CE","Place of Origin":"China"}}
{"title":"1.5kW Robust Cast Iron Industrial Tank Mixer For Effluent Treatment 980 R\/Min","imgUrl":"https:\/\/img.chinax.com\/nimg\/6c\/58\/eae5de2154f0cbbcf0c50e741c33-200x200-1\/1_5kw_robust_cast_iron_industrial_tank_mixer_for_effluent_treatment_980_r_2fmin.jpg","attrs":{"Brand Name":"Lanjiang","Model Number":"QJB Series","Certification":"ISO9001\/CE","Place of Origin":"China"}}
{"title":"WWTP 368 R\/Min Industrial Tank Mixer Cast Iron Submersible Mixer IP68 790mm","imgUrl":"https:\/\/img.chinax.com\/nimg\/0c\/f1\/fcc0493c94420746bd9d5f47ef67-200x200-1\/wwtp_368_r_2fmin_industrial_tank_mixer_cast_iron_submersible_mixer_ip68_790mm_diameter.jpg","attrs":{"Brand Name":"Lanjiang","Model Number":"QJB Series","Certification":"ISO9001\/CE","Place of Origin":"China"}}
{"title":"Tungsten Carbide Dual Seals Submersible Mixer IP68 for WWTP Aeration Tanks","imgUrl":"https:\/\/img.chinax.com\/nimg\/b7\/01\/0d68c30a00df7d2dbd8ea4a9a7c9-200x200-1\/tungsten_carbide_dual_seals_submersible_mixer_ip68_for_wwtp_aeration_tanks.jpg","attrs":{"Brand Name":"Lanjiang","Model Number":"QJB","Certification":"CE\/ISO","Place of Origin":"Nanjing"}}
{"title":"PUR Self Cleaning Impeller Submersible Flow Booster For Denitrification Tanks","imgUrl":"https:\/\/img.chinax.com\/nimg\/ce\/1f\/785cfc6f39bbd120a9ab60e103f3-200x200-1\/pur_self_cleaning_impeller_submersible_flow_booster_for_denitrification_tanks.jpg","attrs":{"Brand Name":"Lanjiang","Model Number":"QJB Series","Certification":"CE\/ISO","Place of Origin":"China"}}
d1=195 mm, d2=440 mm, d3=520 mm, D=600 mm, L=680 mm
Delivery Time
15
Supply Ability
100 units/month
Bearing life
100,000 operational hours
Impeller diameter
400 mm
Discharge flange
DN 400
Packaging Details
Wooden Case
Model Number
QJB-W 1.5
Brand Name
Lanjiang
Place of Origin
China
QJB-W 1.5 Submersible Sludge Recirculation Pump
Product Overview
The Lanjiang QJB-W 1.5 is a compact, energy-saving submersible sludge return pump purpose-built for small municipal and industrial wastewater treatment plants (WWTPs). With a modest 1.5 kW power rating drawing only 4.1 A, this model delivers reliable mixed liquor recirculation and sludge return flow for denitrification basins, oxidation ditches, and SBR tanks in smaller treatment facilities.
Key Features
400 mm diameter 3-blade swept-back impeller for efficient hydraulic performance
Resists fiber entanglement and solids clogging in sludge return applications
DN 400 discharge flange ensures compatibility with standard pipework
Premium SKF/NSK bearings rated for over 100,000 operational hours
Dual tungsten carbide/Viton mechanical seals for long-term reliability
Designed for continuous duty cycles in demanding environments
Technical Specifications
Parameter
Value
Power Rating
1.5 kW
Current Draw
4.1 A
Impeller Diameter
400 mm
Discharge Flange
DN 400
Installation & Dimensions
Dimension
Value
d1
195 mm
d2
440 mm
d3
520 mm
D
600 mm
L
680 mm
Installation Advantage: Auto-coupling guide rail system eliminates the need for personnel to enter tanks for routine maintenance. Every unit undergoes full load testing before shipping to ensure trouble-free commissioning.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2001
Total Annual:
40000000-70000000
Employee Number:
80~100
Ecer Certification:
Verified Supplier
Nanjing Lanjiang is a professional manufacturer integrating the design, research and development, production, and sales of wastewater treatment equipment. The company is located at No.18 Xinyu Road, Hengliang Street, Liuhe District, in the northern suburbs of Nanjing (adjacent to the Ningtong Expres... Nanjing Lanjiang is a professional manufacturer integrating the design, research and development, production, and sales of wastewater treatment equipment. The company is located at No.18 Xinyu Road, Hengliang Street, Liuhe District, in the northern suburbs of Nanjing (adjacent to the Ningtong Expres...