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Business unit / dept.: Metal Deposition Solutions

CaF2 99.8% 0.7-3.5mm 500g - 0481329

CaF2 99.8% 0.7-3.5mm 500g - 0481329

Specifications

Coating material

Calcium fluoride

Purity

99.8%

Form

Granulate

Dimensions

0.7 - 3.5 mm

Quantity

500 g

Theoretical density at 20°C in g/cm³

3.2

Melting point in °C

1423

Temperature at vapor pressure

10⁻² mbar in °C

1280

10⁻¹ mbar in °C

1410

Boiling point in °C

~ 2500

Type of evaporation

Melting

Possible

Evaporation source (typically)

E-gun

Liner material

Mo

Good

Boat

Boat material

W

Good

Ta

Good

Specific evaporation conditions

Preparation of base melt (premelt)

Good

Low residual pressure

Good

Substrate temperature range

100 - 200 °C

Good

200 - 300 °C

Good

Film transparency

Low

0.15

High

12

Film refractive index n / extinction coefficient k

at 550 nm: n

1.23-1.46

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