Новости о продукции

1. Vertical black lines of more than 1 cm in width appear on both the printed document and the drum core: This is a problem with the scraper, which causes the powder on the stick core to not be scraped cleanly. 2. Vertical thin black lines appear on the printed document: Usually the scraper and […]

From the cost point of view, the cost of adding toner to the toner cartridge is much lower than that of replacing the toner cartridge, so adding toner is more cost-effective. However, from the actual use, since the toner cartridge is a sealed disposable consumable, adding toner by yourself will destroy the sealing performance of […]