TADCO Separator Plates are offered in four different stainless steel alloys with varying degrees of
hardness and surface finish: 304, 420, 630 and S-4 Offering a choice of alloys allows TADCO to
design each job to the customers specific needs. This flexibility makes a world of difference in a
competitive PCB market. TADCO’s superior quality assures the customer of unsurpassed flatness,
hardness, parallelism and outstanding surface finish.
SPECS:
304 Stainless:
Custom polish: #4 finish
420 Stainless:
Hardness: 44/50 Rockwell C
Parallelism: Within .001″ TIR
Thickness: ±.003″
Custom polish: #4 finish
Expansion Factor (TCE): 11.6
630 Stainless:
Hardness: 44/50 Rockwell C
Parallelism: Within .001″ TIR
Thickness: ±.003″
Custom polish: #6 finish
Expansion Factor (TCE): 11.6
S-4 Stainless:
Hardness: 44/50 Rockwell C
Parallelism: Within .001″ TIR
Thickness: ±.003″
Custom polish: #6 finish
Expansion Factor (TCE): 16.2