CNSMT-BH-3500L Micro LED Water Washing Machine
CNSMT -BH-3500L Micro LED water washing machine is used for cleaning Micro LED chips, used for removing flux residue on lamp bead surfaces, used for clearing packaging dust and impurities. This machine is used for precise water cleaning, used for raising Micro LED yield rate, used for standardized cleaning in packaging process, used for non-destructive cleaning of tiny components, used for stable cleaning operation on mass production lines to guarantee cleanliness in Micro LED production.
- Clean flux residue, solder slag and packaging dust on the surface of Micro LED and Mini LED chips and lamp beads.
- Conduct precise pure water rinsing and clean drying after packaging processes to realize non-destructive cleaning of components.
- Steadily improve packaging yield and meet mass production demands of high-precision semiconductor packaging clean processes.
- BH-3500L Micro LED Water Washing Machine Specifications
- Key Features
- Advantages
| Relevant parameters | |||
| Double track width: | W686mm 1、 4 fixed rails 2, 3 movable rails | ||
| Cleaning speed: | 0-1500mm/min adjustable | ||
| Equipment size: | L3500*W1900*H1650(mm) | ||
| Power Supply: | 380V50Hz | Total power: | About 80KW |
| Equipment weight: | About 2000kg | ||
- High-precision low-pressure spray structure with flexible water cleaning, avoiding damage to micro LED chips and precision lamp beads.
- Closed-loop water circulation filtration system saves water and cuts costs while consistently maintaining high cleaning water purity.
- Integrated automatic rinsing and hot air drying with full-process automation, suitable for continuous mass production.
- Corrosion-resistant stainless steel chamber with adjustable intelligent temperature and pressure, fit for strict dust-free workshop working conditions.
- Stable consistent cleaning effect effectively removes flux and dust contaminants to raise packaging yield.
- Adopts flexible low-pressure cleaning design to protect micro lamp beads precisely, eliminating collision damage during cleaning and fitting ultra-thin precision Micro LED components.
- Water circulation purification system saves water and keeps water quality compliant, reducing consumable and production costs for long-term operation.
- Fully automatic integrated cleaning, rinsing and drying reduces manual operation and supports continuous high-speed production line output.
- Anti-corrosion full stainless steel body with intelligent pressure and temperature control ensures stable cleanliness and complies with dust-free packaging workshop standards.
- Powerful decontamination capacity thoroughly removes flux and dust impurities, greatly improving packaging yield and product reliability.
Cleaning Objects
Water-soluble flux, organic/inorganic contaminants and dust foreign matter remaining on the lamp surface of Micro LED and Mini LED after soldering.
Equipment Features
- Designed for high-volume ultra-precision centralized cleaning of Micro LED and Mini LED, balancing cleaning efficiency and cleaning quality.
- Adopts medium & low-pressure high-flow spray cleaning to efficiently remove surface water-soluble flux and other organic & inorganic contaminants.
- Equipped with DI water resistivity monitoring system.
- Uses ultrapure water for cleaning, rinsing and hot air drying.
- Multi-stage overflow system plus final spray is configured to effectively improve cleaning quality.
- The whole machine is made of corrosion-resistant SUS304 material, compatible with alkaline cleaning agents.
- Features industry-first dual-channel rail transportation with freely adjustable rail width, fast product changeover and high production capacity.
- PLC control system with Chinese & English graphical interface allows convenient setup, modification, storage and recall of operation programs.
Cleaning Process
Loading → Board Loading Isolation → DI Water Pre-Cleaning → DI Water Fine Cleaning → Final Cleaning → Air Knife Blowing → Hot Air Drying 1 → Hot Air Drying 2 → Board Unloading

Why choose this product?
The CNSMT BH-3500L Micro LED Water Washing Machine is a professional precision water washing equipment specially designed for Micro LED and Mini LED packaging processes, fully adapted to high-precision mass production procedures. Featuring non-destructive cleaning and efficient decontamination performance, the CNSMT BH-3500L Micro LED Water Washing Machine is equipped with a closed-loop water circulation system to save water and reduce production costs with stable operation. Its fully automatic operation effectively minimizes manual errors, making it an essential core supporting device for improving the yield rate of LED packaging production lines.
How It Works
- The CNSMT BH-3500L Micro LED Water Washing Machine adopts low-pressure flexible spraying technology to precisely flush tiny impurities on the surface of Micro LED workpieces without damaging precision components.
- It performs multi-stage pure water rinsing to completely remove soldering flux residues, surface dust and fine welding slag on LED devices.
- Built-in intelligent temperature-controlled hot air drying module realizes uniform drying of workpieces, thoroughly eliminating water marks and residual moisture.
- The matched closed-loop water circulation filtration system purifies circulating water in real time, ensuring long-term stable and consistent cleaning results of the CNSMT BH-3500L Micro LED Water Washing Machine.
Application Process
- Feeding and Positioning: Complete manual or automatic feeding to accurately fix Micro LED workpieces for subsequent precise cleaning.
- Precision Cleaning: The CNSMT BH-3500L Micro LED Water Washing Machine performs low-pressure flexible spraying cleaning to remove surface dirt initially.
- Pure Water Rinsing: Multiple cycles of pure water flushing to thoroughly eliminate residual impurities and cleaning stains.
- Hot Air Drying: Constant temperature drying and dehumidification to ensure the workpieces are clean, dry and free of moisture residue.
- Automatic Unloading: Finish the whole cleaning process automatically, supporting continuous and efficient production line operation.
Requirements
Technical & Site Requirements
- The CNSMT BH-3500L Micro LED Water Washing Machine needs to be placed in a dust-free LED packaging workshop with constant temperature and humidity and qualified cleanliness standards.
- Supporting standard pure water supply system and stable power and air source are required to ensure normal equipment operation.
- Reserve sufficient space for equipment installation, heat dissipation and daily maintenance to guarantee long-term stable operation of the machine.
Operational Requirements
- Operators must be familiar with the basic operation, parameter adjustment and process specifications of the CNSMT BH-3500L Micro LED Water Washing Machine.
- Regularly inspect and maintain the filtration system, temperature control and pressure modules to keep the equipment in optimal working condition.
- Strictly follow standard operating procedures for loading and unloading to avoid collision and damage to precision LED workpieces.
What It Is Used For
- The CNSMT BH-3500L Micro LED Water Washing Machine is mainly used for post-SMT cleaning of Micro LED and Mini LED lamp beads and chips.
- It effectively removes soldering flux residues, packaging dust and micro impurities on the surface of LED precision devices.
- It supports standardized clean production procedures, significantly improving the yield rate and operational reliability of finished LED products.
Packaging and Delivery Information:
The CNSMT BH-3500L Micro LED Water Washing Machine adopts customized shockproof wooden packaging, which is dust-proof, moisture-proof and collision-proof. The equipment undergoes full-functional debugging before delivery, equipped with complete operation manuals and professional after-sales services. It supports rapid whole-machine delivery and on-site installation and commissioning, which can efficiently dock with customers’ formal LED mass production lines.
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