Standard: ASTM B393-89
Dimension: Φ (25-400) mm * (3-28) mm
Materiale: RO4200-1, RO4210-2
Renhed:> = 99,9% eller 99,95%
Cirkul?re m?l: Diameter 25mm op til 400mm x Tykkelse 3mm op til 28mm
Rektangul?re m?l: Tykkelse 1mm op til 12,7 mm x bredde op til 600mm x L?ngde op til 2000mm
|
Recrystallization |
95%min |
|
Grain size |
ASTM 4 or finer |
|
Surface finish |
16Rms max. or Ra 0.4 ( RMS64 or better) |
|
Flatness |
0.1mm or 0.15% max |
|
Tolerance |
+/-0.010" on all dimensions |
|
Purity |
99.99% |
|
Chemistry PPM |
||||||||||||
|
Designation |
Chief component |
Impurities maxmium |
||||||||||
|
Nb |
Ta |
Si |
Ni |
W |
Mo |
Ti |
Fe |
O |
C |
H |
N |
|
|
Nb1 |
Remainder |
700 |
50 |
50 |
50 |
30 |
20 |
50 |
150 |
40 |
15 |
30 |
|
Nb2 |
Remainder |
1000 |
80 |
40 |
100 |
100 |
40 |
80 |
180 |
60 |
15 |
50 |
Niobium
Titanm?l
Nikkel M?l
Wolfram Target
Molybd?n Target
Tantalum Target
Zirconium Target
