PCB Instant Quote! 24-hour PCB production.
0755-27781532-8010; 02988446863
Substrate Cutting: FR4 rigid / PI FPC material cut per drawing, edge deburring
Copper Surface Pretreatment: Polish & clean copper foil for better carbon ink adhesion
Carbon Ink Screen Printing: Print resistive carbon tracks as required to form potentiometer circuits
Carbon Layer Baking: Low-temperature curing for uniform carbon film and stable resistance
Solder Mask Printing: Apply green mask / PI cover film for insulation & protection
Legend Printing: Print part numbers and marks
Drilling & Profiling: Drill holes, punch or route special shapes (circular, curved, gamepad type)
Resistance Testing: 100% test resistance and continuity, reject defective boards
Final Inspection & Packing: Visual check for scratches / open circuits, vacuum moisture-proof packing;
Process principle: Screen printing conductive carbon oil onto etched PCB substrate,
high-temperature curing to form resistive carbon tracks for contact position sensing.
Customization support: Custom shape, arc carbon track layout, resistance value
and tolerance to match your sensing requirements.
Our carbon potentiometer PCB carbon circuit boards are mainly applied for:
1. Game controller joystick & rocker sensing modules
2. Rotary potentiometer, rotary position sensors
3. Household appliance control knobs & adjustment switches
4. Medical small equipment adjustment sensing parts
5. Smart toy, remote control conductive sensing board
6. Automotive small sensor & adjustment module
Carbon PCB full production workflow:
AOI visual inspection and final functional test We have full in-house production line,
strictly control carbon ink thickness and uniformity,
support custom carbon track pattern, prototype trial and mass volume manufacturing.
Contact us for any help regarding your carbon PCB
Website: www.xdpcba.com
Email: bluesky@xdpcba.com
Sales10@xdpcba.com
Quote Whether is a product enquiry or technical help, please send messager here, our team will respond within 24-48 hours
Our carbon resist PCB adopts screen printed conductive carbon ink for resistive sensing and speed regulation. Available resistance range from 1KΩ to 3MΩ, tolerance ±1%~±10%, minimum 1 million operating cycles. Support custom specs for automotive, power tools, gamepads and speed control modules. We provide OEM PCB & PCBA one-stop service.
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OOur carbon ink PCB is a special printed circuit board with conductive carbon oil printed on FR4 substrate. The carbon layer provides stable resistive & contact performance, ideal for rotary encoders, position sensors and touch contact modules. We support custom shape, resistance, size and volume OEM orders, ISO, UL certified service.
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Our carbon PCB board is manufactured by precision carbon ink printing technology on FR4 rigid or PI FPC flexible substrate. Features stable resistance, good wear resistance and consistent carbon film thickness. Custom shapes, resistance values and sizes are available. We provide one-stop OEM service including PCB production, carbon printing, SMT PCBA assembly. Widely used for rotary position sensors, game controller rocker modules, household control knobs and smart electronic adjustment parts.
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