Kochlin SPECIAL ALLOYS · SINCE 2009
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Semiconductor & Vac-Electronics

We break this industry into 9 specific service conditions, each with its own temperature bands and ranked grades — not a generic material table.

Open the selector — ranked for your condition

Media & conditionTemperature band Top three grades for that band
Sputtering targets Ambient Ta193W192Mo190
Bake-out ≥ 500 °C Ta193W192Mo190
Vacuum electronics ≤ 400 °C TU1CW008A954J291.398192Mo190
400 – 900 °C Mo190W188Ta186
HT boats & fixtures 800 – 1200 °C Mo194W192TZM90
1200 – 1600 °C W192Mo190TZM90
Process chambers & liners ≤ 400 °C TA23.703590TA13.702588N066252.485686
400 – 700 °C N066252.485682N102762.481978TA23.703574
Heaters & susceptors ≤ 500 °C Mo192TZM90W188
500 – 900 °C TZM90W188Mo186
Lead frames & packaging ≤ 300 °C TU1CW008A924J421.3917914J291.398189
Reflow 300 – 450 °C 4J421.3917914J291.398189Mo186
Specialty gas lines ≤ 120 °C TA23.703592TA13.702590N62.406688
120 – 300 °C TA23.703589TA13.702587N62.406686
Magnetic shielding & soft-magnetic parts ≤ 120 °C 1J85951J79931J5085
Metrology & precision structures Controlled 20 °C 4J32944J361.3912903J5386

Scores are relative suitability ratings used to narrow the shortlist; final selection must be confirmed against actual concentrations, partial pressures, velocity and code requirements.

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