Crater and Counter Electrodes





Standard graphite crater and counter electrodes for DC ARC Spectroscopy are available from SCP SCIENCE. For additional styles, please contact your SCP SCIENCE sales representative or local distributor.

Crater & Counter Electrodes          
Type ASTM Designation Length cm (") Dia. cm (") Tip Qty. Catalog Number
Necked Crater S-4 3.81 (1.5) .615 (.242) .475 H x .16 Dia cm Crater 100 060-070-001
Necked Crater S-13 3.81 (1.5) .615 (.242) .478 x .345 Dia cm Crater 100 060-070-003
Necked Crater 1011 3.81 (1.5) .457 (.180) .318 H x .239 Dia. cm Crater 100 060-070-006
Toadstool PD-1 3.81 (1.5) --- --- 5 060-070-020
Pointer Counter C-1 3.81 (1.5) .305 (.120) 8° Pointed 100 060-070-055
Rounded Counter C-180 3.81 (1.5) .457 (.180) 15° Pointed 100 060-070-060
Undercut Counter C-8 3.81 (1.5) .615 (.242) Flat 100 060-070-070