ss coefficient of expansion at 800C

1.94E-05

moly coefficient of expansion at 800C

6.00E-06

ceramic coefficient of expansion at 800C

9.00E-06

average 20°C dim

MEASUREMENTS

MOLY OD

15.006

15.0049

15.0057

15.0061

15.0055

MOLY ID

11.629

11.6291

11.6290

11.6291

11.6292

SS OD

11.575

11.5750

11.5750

11.5750

11.5750

PLATED SS ID

9.764

9.7637

9.7638

9.7639

CERAMIC OD

9.753

9.7529

9.7529

9.7532

Unplated ss ID

9.815

9.8148

9.8147

9.8147

9.8147

COPPER THICKNESS

0.025

calculated

CERAMIC GAP

0.005

calculated

Gap Calculations

MOLY GAP

0.027

calculated

ID

OD

COLD

brazeGAP

SS THICKNESS

0.886

calculated

MOLY THICKNESS

1.688

calculated

min

9.7637

9.7529

0.0052

max

9.7639

9.7532

0.0055

ceramic height

0.717

WESGO

ID

OD

COLD

ss-mo GAP

id of cooling channel

10.500

design values

min

11.6290

11.5750

0.0270

od of cooling channel

10.750

design values

max

11.6291

11.5750

0.0271

height of cooling channel

0.500

design values

TOTAL-GAP

SS location relative to moly

0.200

design values

min

0.0323

max

0.0326

Calc. total room temp gap=

0.0325

0.0003

braze gap range

desired total gap .0327