昆山景亮应用材料Kunshan Belleview Application Materials

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Heavy edges or Incomplete print

2016-07-26

Causes:

A. Too much off-contact.

B. Squeegee too short.

C. Variation in thickness of substrate.

D. Improper alignment of printing   head and table.

E. Clogged screen.

F. Insufficient squeegee travel.

G. Uneven squeegee blade.

H. Improperly tensioned screen fabric.

Solutions:

A. Reduce off-contact gap.

B. Use longer squeegee. Squeegee should extend 1 inch beyond image on both sides.

C. Use softer squeegee.

D. Align printing head and table.

E. Clogged screen.

F. Squeegee travel beyond image area.

G. Sharpen squeegee.

H. Improperly tensioned screen fabric.


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