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Material：Rogers + FR4
Board thickness：2.4mm
Finish: Led-free HASL
Copper weight: 1oz

KART electroics is one professional manufacturer of HDI, RF, HF, Microwave pcb on small and medium quantity.
 

Our factory covers 5,000 square meters with 200 staff, monthly capacity is 15,000 square meters.
It runs accordance with ISO9001, ISO14001, TS16949, and all the circuit board is approved by UL.

The material we usually use is Shengyi, KB, ITEQ, Rogers, ISOLA, and Arlon.
Soldermask is Taiyo (PSR-2000/4000 series). 

Following is our production capacity for your reference:

Finish:
 

• HASL, Led-free HASL, ENIG, OSP, Immersion tin, Immersion silver, Flash gold(50U")
• ENIG+OSP,ENIG+gold fingers,Immersion silver+gold fingers,Immersion tin + gold fingers 

Technics:

• Board thickness: 0.2 to 7.0mm 
• Max board size: 600*900mm
• Max copper thickness: 18oz
• Min layer thickness: 2 mil 
• Min line width/gap: 2mil 
• Min hole size: 3 mil 
• Min solder ring: 4 mil 
• Min soldermask bridge: 3 mil
• Max aspect ratio: 26：1
• Filled via: 0.2 to 0.8mm