الوصف

Liquid photoimageable solder mask is one kind of solder resisting ink, which widely be used on PCB of two-component, screen printing, high precision, lye-development.

Brief introduction:
KSM-S***9 is two-component , screen printing , high precision , lye-development solder mask ink. It is applicable to double-sided board and multi-layer board for making thin and intensive circuit. It has good screen printing adaptability and good surfacing. The post cured film provides excellent adhesion , resistance to chemicals and heat.
KSM-S***9 series of all the color ink has passed the safety certification of UL*4 V*0.

Description:
Product name: Liquid photoimageable solder mask
Model: KSM-S***9
1. The quality of liquid photosensitive solder resist ink is very excellent, suitable for the manufacture of high-end electronic products, the price is moderate.
2. It is recommended to use KSM-S***9, which has a variety of colors to choose , good color stability , good screen printing adaptability and excellent adhesion , high resistance to chemicals and heat. It has extensive operating conditions . 
3. Liquid photosensitive solder resist ink has good printing properties, its density, heat resistance, chemical resistance is extremely excellent, has a wide range of operating conditions, is a very general and easy to operate, highly acceptable ink.

Parameters:
Color: Green,Blue, Black, Yellow, White, Red  
Fineness: ≤8µm 0 ~*5µm Fineness gauge
Mix ratio: Base/Hardener=3:1 Weight ratio
Solid content after mixing: *5±3%  surface printing ink
                          *4±3% tamponade series
Viscosity after mixing (*5ºC): **0±*0 d Pa.s VT**4F surface printing ink
                            **0±*0 d Pa.s VT**4F tamponade series
Density after mixing (*5ºC): 1.*0 ~1.*0 g/ml  
Pot life after mixing: *4 hour Store below *5ºC in dark
Environment standard: In compliance with RoHS directives SGS testing
Halogen content : ≤**0ppm Only KSM-S***8 E series
Pre-baking limit: *5ºC , *0 min 
Exposure energy: **0 ~**0 mJ/cm2 The effective value through the polyester film
Package Base : **0g , Hardener :**0 g  According to customer requirements
     Base : 3.*5kg , Hardener :1.*5kg 
Shelf life: 6 months since the date of manufacture Store below *5ºC in dark