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| Categories | Deionized Water System |
|---|---|
| Brand Name: | HJW |
| Certification: | ISO 14001,ISO 9001,CE,EPA |
| Place of Origin: | Shenzhen,Guangdong |
| MOQ: | 1set |
| Price: | US$29200~US$29500 |
| Payment Terms: | D/P,T/T,Western Union,L/C |
| Supply Ability: | >300sets/month |
| Delivery Time: | 1-7working days(depand on raw materials stocking) |
| Packaging Details: | export standard wooden case |
| Capacity: | 10m³/h |
| Resistivity: | ≥ 5 - 15 MΩ·cm (25°C) |
| Particulates: | Filtration precision of ≤ 0.1 - 0.5 μm |
| TOC: | < 50 - 100 ppb |
| Microorganisms: | Terminal UV disinfection control |
| Material: | UPVC/SUS304 |
| Company Info. |
| Shenzhen HongJie Water Technology Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
I.Overview
In PCB (printed circuit board) manufacturing, the deionized water
(DI water) treatment system is the core equipment in the cleaning
process. Its function is to remove ions, particles, and organic
matter from the water to prevent residual contaminants from causing
circuit short circuits, corrosion, or signal interference.
II.Core Process Combination
Raw Water →Pretreatment →Reverse Osmosis (RO) →Mixed Bed Ion
Exchange →Terminal Precision Filtration + UV (Ultraviolet) →DI
Water Storage Tank + Circulation System
III.Water quality of DI water in PCB cleaning
| Pollutant Type | Water Quality Requirement | ||||
| Ion Impurities | Resistivity ≥ 5 - 15 MΩ·cm (25°C) | ||||
| Particulates | Filtration precision of ≤ 0.1 - 0.5 μm | ||||
| Organics/TOC | < 50 - 100 ppb | ||||
| Microorganisms | Terminal UV disinfection control | ||||
IV.Application of DI water in the PCB cleaning process
Cleaning after inner layer etching
Water washing after electroplating
Cleaning after solder mask development
Final water washing
V.Here is a guideline for you to get a proper quotation
Tell us the raw water/source of water(tap water, well water, or sea
water, etc)
Provide water analysis report(TDS , conductivity, or resistivity,
etc)
Required production capacity( 5m³/H, 50m³/H,or 500m³/H, etc)
What's the pure water used for( industrial,Food and Beverage,or
agriculture, etc )
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