| Product Name | Silicon Ring |
|---|---|
| Material | Single Crystal Silicon |
Multi Crystal Silicon |
|
| Purity(%) | Single Crystal Silicon ( 8N 99.999999% ) |
Multi Crystal Silicon ( 5N 99.999%) |
|
| Applications | Dry etcher process |
| Out Dia | 520mm ( max ) |
| Thickness (Flatness) | 1~70mm ( <15㎛ ) |
| Res. ( Ω.㎝ ) | Low: < 0.02 Middle : 1~5 High 60~90 |
| Surface Condition | Polishing |
Lapping |
|
Grinding |
|
| Quality ( Visual ) | Chipping |
Scratch |
|
Crack |
|
Stain Free |
|
| Quality ( Cleaning Process ) | 100 ppb or less per element ( Na, Mg, Al, K, Ca, Cr, Fe, Ni, Cu, Zn, and Y ) |
Any damage generated inside holes is removed through an appropriate processing method and proper etching.





| Product Name | Silicon SHOWER HEAD |
|---|---|
| Material | Single Crystal Silicon |
| 순도(%) | Single Crystal Silicon ( 8N 99.999999% ) |
| Applications | Dry etcher process |
| Out Dia | 440mm ( max ) |
| Thickness (Flatness) | 1 ~ 15mm ( <15㎛ ) |
| Res. ( Ω.㎝ ) | Low: < 0.02 Middle : 1~5 High 60~90 |
| Gas Hole | Diameter 0.3~0.7mm |
Roundness < 0.05mm |
|
Concentricity < 0.05mm |
|
Δ XY-Position < 0.05mm |
|
| Surface Condition | Polishing |
Lapping |
|
Grinding |
|
| Quality ( Visual ) | Chipping |
Scratch |
|
Crack |
|
Stain Free |
|
| Quality ( Cleaning Process ) | 100 ppb or less per element (Na, Mg, Al, K, Ca, Cr, Fe, Ni, Cu, Zn, and Y) |


The quality inside holes is guaranteed through the use ofan appropriate processing method.
Any damage generated inside holes is removed through an appropriate processing method and proper etching.



