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Standard External-Mount End Blocks

SCI external-mount end blocks (rotary sputtering cathodes) provide the widest coverage. Most of their maintenance can be done outside the vacuum coater, even when it is under vacuum.

	Series	Electrical rating	Target inside diameter	Target maximum length	Maximum load
	Series SM	Electrical rating 200 kW; 1500 V / 450 A (DC or 80 kHz AC)	Target inside diameter 125 mm	Target maximum length 4000 mm	Maximum load 2000 kg horizontal 200 kg vertical
	Series MM	Electrical rating 100 kW; 1500 V / 225 A (DC or 80 kHz AC)	Target inside diameter 125 mm	Target maximum length 2500 mm	Maximum load 1000 kg horizontal 200 kg vertical
	Series CM	Electrical requirements 20 kW; 1500 V / 50 A (DC or 80 kHz AC)	Target inside diameter 80 mm or 125 mm	Target maximum length 1000 mm	Maximum load 250 kg horizontal 100 kg vertical