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Ultra-High Purity Chemical Delivery Module (CDM) and Valve Manifold Box Integration Improving Semiconductor Yield
In the competitive world of semiconductor fabrication, maximizing wafer yield depends on the seamless integration of an Ultra-High Purity (UHP) Chemical Delivery Module (CDM) and a Valve Manifold Box (VMB). This combination creates a “smart circulatory system” that ensures process chemicals reach production tools without a single atom of contamination.
The CDM acts as the precision engine, using PLC-controlled automation to blend concentrated etchants and slurries into exact “recipes” with parts-per-trillion (ppt) purity. Once prepared, the fluid is passed to the VMB, which serves as the distribution hub. By using modular manifold designs and 316L electropolished stainless steel, the VMB can safely route chemicals to multiple production tools simultaneously.
This integration is a game-changer for facility uptime. Because the VMB allows for tool-specific isolation, technicians can perform maintenance on one production line without shutting down the entire factory. This modularity, combined with the CDM’s real-time monitoring and leak detection, significantly reduces the risk of “killer defects” on silicon wafers. By maintaining a constant, ultra-clean flow of process fluids, the CDM-VMB partnership allows fabs to achieve up to 99.9% operational uptime and superior chip reliability.
Technical Data
| Model | JW-300-LDS |
| Special gas cabinet size | W1900*D800*H2100 |
| Control cabinet power supply | Control power supply: 220VAC, 50HZ, 500W, heating power supply: 220VAC, 50HZ, 1-6KW |
| Purge | PN2,1/4”MVCJ |
| High pressure holding | GN2.1/4” MVCJ |
| Vacuum | 1/2” MVCJ |
| VENT drain pipe | CDA driver, 1/4″ SWG |
| Pneumatic air source | OD 150MM, silane 810m³/hr; others 204m³/hr |
| Cabinet ventilation | OD 150MM, silane 810m³/hr; others 204m³/hr |
| Standard equipment | Automatic switching, automatic purging, explosion-proof and anti-leaving cabinet, explosion-proof self-locking door, explosion-proof glass observation window, leakage alarm, remote cut-off, negative pressure alarm |
| Operation interface | 10″ color touch screen |
Optional
*UV/IR Flame Detector
*Cylinder heating
*Panel heating
*Ethernet communication module
*Weight Scale
*Excess Flow Switch
*Smoke Sensor Switch

Application:
Semiconductor
Photovoltaic
Solar energy
Liquid crystal panel
Optical fiber
Other production fields
Speciality Chemicals Handled
HF- Hydrofluoric acid
HCL- Hydrochloric acid
H2O2- Hydrogen Peroxide
KOH- Potassium Hydroxide
HNO3- Nitric acid
NH4OH- Ammonium Hydroxide
H2SO4- Sulfuric acid
Function:
Liquid chemical filtration
Liquid chemical sampling
Liquid chemical circulation
Liquid chemical delivering




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