• 목록
• 답변
• 글쓰기
• 게시판 리스트 옵션
  • 수정
  • 삭제

The primary purpose of pressure rollers in color laser printers is to ensure durable toner adhesion through controlled heat and pressure.

After the toner particles are transferred from the imaging drum to the paper, they exist in a fragile, powdery state that can be easily disturbed.

This is where the pressure roller—typically paired with a heated roller in the fuser unit—activates to secure the image.

The roller exerts calibrated downward force, compressing the paper against the thermal element to initiate fusion.

Together, thermal energy and mechanical compression embed the toner into the substrate, producing a lasting, smudge-resistant image.

Each color layer must bond perfectly to the one beneath it, requiring flawless coordination during the fusing process.

The pressure roller must maintain even contact across the full width of the paper to ensure consistent fusion of every color band.

The ideal pressure range is narrow and must be precisely calibrated for optimal results across varied media.

This coating must remain resilient under sustained heat and mechanical stress without losing its elasticity.

A flawless, scratch-free roller surface is essential to avoid streaks, خرابی غلطک پرس پرینتر blotches, or inconsistent gloss on printed pages.

Neglecting roller maintenance leads to degraded print quality, increased error rates, and premature mechanical failure.

These adaptive systems dynamically adjust settings based on paper thickness, humidity, and ambient conditions.

This unassuming component is the silent architect behind sharp, vivid, and enduring printed results