Stainless Steel For Chemical Etching
Photoetching Quality Stainless Steel
Datum have provided stainless steel for photo chemical machining (PCM) companies for many years. The supply to this market has helped refine the specification of materials that Datum purchase.
Get in touch with our team with your enquiry on:
+44 (0) 1548 855 900 (UK & Europe)
+1 607 239 6274 (US)
+65 3157 0394 (Singapore)
Stainless Steel For Chemical Etching
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No - Standard Stainless Steel: Unsuitable for Photoetching
Defects (including – burrs, discolouration, inclusions, pits, blisters, chatter marks, crown, dish, camber, lap, ripple, wavy edges, coil set, twist)
DEFECT |
ISSUE |
RESULT |
|---|---|---|
| Coil set, wavy metal or dents | Photoresist coating | Loss of registration and detail |
| Thickness (gauge) variation | Optimum etching time unknown | Over or under etching |
| Too large grain size | Loss of resolution in etching features | Loss of accurate product |
| Surface scratches | Photoresist coating | Etch into scratch producing cosmetic defects on product |
| Inclusions | Pits, pimples – etch at different rates | Loss of resolution in product |
Yes - Datum Stainless Steel: Photoetching Quality
QUALITY |
DATUM
|
BENEFIT |
|---|---|---|
| Flatness | ✓ | Datum has the tightest flatness tolerances in the market for edge wave and centre buckle |
| Uniform thickness | ✓ | Datum provide material to +/- 2% thickness – the tightest in the market |
| Grain size | ✓ | Datum Phd is produced with a 7-10 microns grain size |
| Uniform surface finish | ✓ | Each individual sheet from Datum production is visually inspected for surface defects. |
| Inclusions | ✓ | Datum materials are produced with a homogenous grain structure and extremely low impurities |