Model: | - |
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Brand: | Vitayon |
Origin: | Made In China |
Category: | Chemicals / Coatings, Varnish & Painting |
Label: | solder masking ink , surface finishing , ink |
Price: |
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Min. Order: | 1 kg |
Last Online:14 Oct, 2013 |
1,character:
① biocomponent, screen printing
② it can keep for a long time, anti yellowing, high refractive index
③ well gold plating resistant, welding resistant,
2、Specification:
Percentage: host ink: hardening agent=3:1
Color: white
Viscosity: 250ps±20 Pas(25℃)
Warranty(After stiring): 24 hours(yellow light room, below 25℃)
Exposure power: 400-600mJ/cm²
Ink thickness: 20-25 um
Warranty: 9 month(darm room, below 25℃)
3, Operation data:
① Pre-treatment: remove the oil, wax, dirty things,etc.
Pringting: screen printing
Stewing: 10-20min
Hot wind recycling baker
Front: 80-85℃/10-15min
Back: 80-85℃/15-20min
Cool down before exposure
Exposure power: 400-600mj/cm2
Develop solvant: 0.8-1.2﹪Na2CO3 ,30-32℃ ,pressure:2-2.5kg/cm2
time:80-120sec
Hot wind recycling: baker
Non-taphole: 150℃/60-70min
Verse1: 80-90℃/30min
Verse2: 110-120℃/30min
Post baking taphole: 150℃-160℃/60-70min
4, Announcement:
Our company’s staff will go there to adjust the data according to the real situation.
Please confirm the real baking temperature when doing pre-baking; when doing post baking, the temperature should be 150-160℃, over 60min
If unecessary, we do not s est to go through the UV process and post baking process.
If the thickness of frame is thinner than 20mil, please reduce the time of pre-baking.
In case of the ink can not be developed completely, we s est to do the exposure and develop job 4 hours later after printing, meanwhile, pay more attention to the air conditional humidity.