drum unit , Iran

The drum unit in Ricoh Aficio copiers forms the electrostatic image and transfers toner precisely onto paper. Drum diameter typically ranges from 24 to 30 mm and length from 240 to 330 mm. The drum surface is made of aluminum with OPC or amorphous silicon coating for high light sensitivity. The surface charging voltage is set between –600 and –800 volts. The service life of the drum unit ranges from 70,000 to 160,000 standard prints.

Structurally, the drum unit includes the drum cylinder, a central shaft with anti wear bearings, a charge roller, and a cleaning blade. The cleaning blade is made of durable polyurethane to remove excess toner without damaging the drum. The modular design allows fast installation and replacement without special tools. This structure ensures uniform image quality and reduced print noise. The unit is fully compatible with original Ricoh Aficio toner.You can order and buy drum unit from Iran by contacting us through whatsaap and email.
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