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Oil-free:
Since no lubricating oil is used in the casing chamber, stable performance is realized even when evacuating water vapor or solvent vapors.
Special surface treatment:
1.The surface of the main components is hard oxidized to improve corrosion resistance and reduce internal damage of the pump body.
2.This feature is optional and the surface of the standard is not processed.
Configure the inverter to shorten the exhaust time:
1.After the inverter is configured, it is started simultaneously with the rough pump, which effectively shortens the exhaust time compared with the standard pump.
2.This accessory is optional and the standard pump is not configured.