Multicrystalline Polished Bricks

タイトルまたは説明

CrystalProperties

Crystal structure:                                                      Multicrystalline with vertically directed crystallines

Crystal defects:                                                                    No inclusions visible to naked eye

Geometric Properties

Nominal Dimensions:                                               **6.0 +/- 0,5 mm

Minimum square area covered:                              **5mm***5mm

Maximum square area covered:                             **7mm***7mm

Bevel edge width:                                                    0.5mm*2.0mm (hypotenuse)

Bevel edge angle:                                                    *5º +/- *0º  

Nominal Brick Length:                                             **0.0mm to **0.0mm

Nominal Weight:                                                      ***2 kg

Electrical Properties

Conductivity type:                                                    P-type, boron doped, DIN ****2

Specific resistivity:                                                   1.**2.0 Ohm*cm

Lifetime:                                                                   >2 μs

Chemical Properties

Oxygen concentration:                                             Max. 7****7 atoms/cm3

DIN ****8 part 1; corresponding to ASTM

F *****8, F ******8, F ******8

Carbon concentration:                                             Max. 5****7 atoms/cm3

DIN ****8 part 1; corresponding to ASTM

F *****1, DM **6 / **6 / **0 / eghct / S / *********7 2/4

Appearance

Flake type chip:                                                        < 1.5 mm(length) x 0.5mm (depth)

Surface Properties:                                                  Clean and polishedsurface, roughness < 0.4mkm

Cracks and pin holes:                                               No cracks, inclusions, pins and holes visible to naked eye