Product description
Perforated Plate, 200mm, BW, Showerhead
Specifications and identifiers
observed identity
| Component type | Showerhead perforated plate Titles repeatedly describe a perforated plate/showerhead. |
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| Wafer size | 200mm Evidence consistently includes 200mm. |
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| Additional identifier | 4183902-0001 mentioned May be an alternate or related identifier; verify physically. |
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| BW designation | BW BW appears in many titles but is not expanded in the provided evidence. |
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Applications
200mm process chambersgas distribution hardwareCVD/etch-style chamber components200mm gas showerhead/perforated-plate replacementChamber gas distribution component
How it works
A showerhead or perforated plate distributes process gas into a chamber through many small openings.
Hole pattern, flatness, material, coating, and cleanliness affect gas uniformity, process repeatability, and contamination risk.
Technical guide
chamber-grade materials
Showerheads may be made from aluminum, ceramic, quartz, or coated materials depending on the chamber design; this exact material is not confirmed by the titles.
- 200mm
- Wafer size class.
- BW
- Listing-supported designation; not expanded from evidence.
- Perf. plate
- Perforated plate.
What to verify before purchase
- Confirm material, coating, hole pattern, and cleanliness condition.
- Verify BW and 4183902-0001 meanings against OEM documentation.
- Inspect for erosion, clogged holes, deposits, warping, or refurb quality.
Confirm with the seller
- Material/coating
- Exact chamber/platform
- Meaning of BW
Product reference only. Confirm fitment, revision, included components, and specifications before purchase.