Water quality type: chondroitin sulfate protein

Membrane model: SS-NF5-8040-F

Quantity: 24 pcs

Running parameters:

Operating temperature: 50-55°C

Film inlet pressure: 12-14 bar

Permeate water: 100-200L/H (each)

Water quality type: chondroitin sulfate protein

Membrane model: SS-NF5-8040-F

Quantity: 36 pcs

Running parameters:

Operating temperature: 65-70°C

Film inlet pressure: 13-18 bar

Permeate water: 240L/H (per bottle)

Water quality type: chondroitin sulfate protein

Membrane model: SS-NF2-8040-G

Quantity: 21 pcs(12pcs/set, 9pcs/sets)

Running parameters:

Operating temperature: 50-55°C

Water quality type: printing and dyeing wastewater

Membrane number: NF8-3-8040-F1

Quantity: 112 pcs, 56 pcs/set

Capacity: 2500m³/d

Put into operation: May 2021

Running parameters:

Concentrate/permeate flow: 15.8/44.8 m³/h

Inlet/outlet pressure: 11/10 bar

Inlet water temperature: 40.5°C

Inlet TDS: 14385mg/L

pH：6-6.5

Water quality type: pigment wastewater

Membrane model: NF6-8040

Quantity: 56 pcs

Put into operation: June 2023

Running parameters:

Sodium hydroxide concentration: about 9%.

COD：12g/L

Operating temperature: 30-35°C

Operating pressure: 25-30 bar

Flow rate of single permeate: 100L/H

Water quality type: Lithium hydroxide purification of waste batteries

Membrane model: NF6-8040

Quantity: 64 pcs

Put into operation: November 2023

Running parameters:

Lithium hydroxide concentration: 80-120g/L

First stage film pressure: 27-32bar, temperature: 30-42°C

Secondary film inlet pressure: 19-21 bar, temperature: 35-38°C

Water quality type: electrolytic lithium hydroxide

Membrane model: NF6-8040

Quantity: 84 pcs

Capacity: 400m³/d

Put into operation: December 2021

Running parameters:

Lithium hydroxide concentration: 11-15g/L; pH＞14

Sulfate ion: 3-5g/L (required removal rate >90%)

1st stage film inlet pressure: 14-22bar;

Secondary inlet pressure: 14 bar

Cleaning cycle: 2-3 months/time