Pure/Ultra-pure Water

Project Ⅰ

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Project Background:

A technology company in Kunshan works on research, manufacture and sale of polarizing sheet, optical functional film, and optical compensation film for LCD.


In 2016, SCHW undertook the company’s pure water treatment project (70m³/h), provided equipment such as power equipment, multi-media filter, resin ion-exchanger, degasifier, UV sterilizer and RO skid. Besides, SCHW also provided services such as engineering design, installation and commission.


The construction of this project started in October 2016, completed in December 2016.


Pure water inlet and outlet water quality

Parameters Inlet Water Quality Outlet Water Quality
pH 7.3 6.0-8.0
Conductivity(us/cm) 400-500 ≦1
Cl as CaCO3(mg/l) 64 ≦0.02
Fe as CaCO3(mg/l) 0.2 ≦0.02
Bacteria(Cfu/ml) 4 -


Processes

项目案例-纯水超纯水1.jpg



Project

Project Background:

A solar energy technology company in Zhejiang mainly works on the R&D of solar energy technology, as well as the production and sale of solar silicon cell and solar modules.


In 2017, SCHW undertook the company’s pure water treatment project (120m³/h), provided equipment such as power equipment, heat-exchanger, UF skid, RO skid, UV sterilizer, EDI module, and polisher. Besides, SCHW also provided services such as engineering design, installation and commission.


The construction of this project started in October 2017, completed in December 2017.


Pure water outlet water quality

Parameters Outlet Water Quality
Ultra-pure Water Supply Pressure 4kg/cm2
Resistivity ≥18MΩ.cm


Processes:

项目案例-纯水超纯水2.jpg