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Shenzhen Uniwell Circuits Co.,Ltd
4 Layers Circuit Board for Elevator Control

4 Layers Circuit Board for Elevator Control

4 layers circuit board for elevator control 1.company information UNIWELL circuits cO., lTD., ever since it was established in Shenzhen in 2007, we focus on design, development, manufacture and sales of high precision double-sided & multilayer PCBs (Printed Circuit Board) focusing on quick...

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1.Production describe

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Specification
Layer: 4
Board Thickness: 1.56 mm
Surface treatment: immersion gold.
Material: FR4.
Min line width/line distance:4/4mil
Special requirement:impedance control 

Our circuit board design / PCB layout services handled by skillful designers using advanced tools with a focus on design for fabrication and design for test. Our engineers engaged in hardware and software more than 10 years. We could meet customer’s requirement on PCB design, technical support printed circuit board used in different fields.

2.Company information
Uniwell circuits co., lTD., ever since it was established in Shenzhen in 2007, we focus on design, development, manufacture and sales of high precision double-sided & multilayer PCBs (Printed Circuit Board) focusing on quick turn, prototype, medium and large volumes. 

Our core values:
● Be Grateful: improvement comes from gratefulness, and be grateful to your parentis for the first.
● Share: share profit with all employees, and welcome excellent workers to hold share of the company.
● Be Honest: be honest to clients, be honest to employees, and be honest to suppliers.

3.Description of  elevator control circuit board

Material

FR4,CEM-3,Metal Core,

Halogen Free, Rogers, PTFE

Max. Finishing Board Size

1500X610 mm

Min. Board Thickness

0.20 mm

Max. Board Thickness

8.0 mm

Buried / Blind Via (Non-cross)

0.1mm

Aspect ration

16:01

Min. Drilling Size(Mechanical)

0.20 mm

Tolerance PTH/ Pressing fit hole /NPTH

+/-0.0762 mm / +/-0.05mm / +/-0.05mm

Max. Layer Count

40

Max. copper (inner/outer)

6OZ/10 OZ

Drill tolerance

+/-2mil

Layer to layer registration

+/-3mil

Min. line width/space

2.5/2.5mil

BGA pitch

8mil

Surface treatment

HASL, Lead free HASL,

ENIG, Immersion silver/Tin, OSP

4.Exhibition & client
When we attended some exhibition show all around the world, such as Russian, India etc., our products attracted many people and they like our products and give a high praise for our professional service. Thanks for their trust and we have already built long term business cooperation.  
When client visit our factory, all of them were satisfied with our workshop, they said  "The facotry is so clean, big and professional. Your machines, production line and your team are amazing."

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