Photoimageable Stable PCB solder mask ink,screen printing pcb ink

Specifications

1)Excellent hardness and adhesion
2)Good for immersion gold plating,good heat ressitance(HASL),
3)Much Stable
4)many color

  Photoimageable Solder Resist Ink  

Our ink perform excellently on physical and chemical properties. The result of coating glossiness, heat resistance, chemical resistance and plugging effect are almost to perfect while in use for manufacturing high precious double-sided and multi-layer PCB. They're categorized as one of the leading model in LPI inks which can ensure you to the satisfaction of their super and undefeatable function.

 

Specification

 

 

Main board	FR4/Al CCL1.6mm
Pre-treatment	Acid treatment –brushing
Screen printing	90-125 mesh
Hold time	10 min
Precure	First side: 75±5°C,15-20 minutes Second side: 75±5°C,20-25 minutes, Both side:30-35min
Exposure	300-800mj/cm2,(Photosenstivity)9-12 step
Developing	1.0%(Na2CO3)solution , Tem. 30-32°C (spraying pressure):2-3kg,Time: 60-90seconds
Post curing	150-155°C,60min

 

 

Attention :

1. The base and hardener should be mixed according to the ratio and stirred thoroughly before using.
2. We will offer you special diluent or DPM if the ink need dilute.

The values above are based on experiments in our lab. Experiments need to be carried out in order to get proper using condition.