Custom Rigid 6 Layer PCB Circuit Board Printing Service

6 layer PCB

CTI 175

Board thickness : 1.1mm

Surface treatment :ENIG


  • Material: FR4 PCB
  • Layer count: 6 layers
  • Board thickness: 1.1mm
  • Finish copper thickness: 1.0 oz
  • Surface treatment: ENIG ( Immersion Gold )
  • Application: Coffee machine

Our Capability:

Hole position tolerance ( compared with CAD data )
Drill hole diameter (min.)
Finish hole size (min.)
Slot width (min.)
Half a hole (min.)
Finish hole size tolerance
PTH:±2mil (±0.05mm)
NPTH:±1.5mil (±0.038mm)
Slot: W±3mil (±0.076mm) L±3mil (±0.1mm)
Hole position tolerance ( compared with CAD data )
±2mil (±0.05mm)
Space of hole to hole (min.)
Drilling: 0.15mm
Space of drill hole to board edge (min.)
V-CUT: 0.4mm
Hole roughness (max.)
Copper thickness for PTH wall (PTH)
Aspect ratio of PTH (max.)
8 : 1
Outer layer design trace width/space (min.)

H/H OZ:3/3.5mil (0.076/0.089mm)

1/1 OZ:6/6mil (0.15/0.15mm)

2/2 OZ:10/10mil (0.25/0.25mm)

3/3 OZ:13/13mil (0.32/0.32mm)

Inner layer design trace width/space (min.)
H/H OZ: 3.5/3.5mil (0.085/0.085mm)
1/1 OZ:5/5mil (0.1/0.1mm)
2/2 OZ:8/8mil (0.2/0.2mm)
Annular ring design of outer layer (min.)
≤90° break out:4.0mil
No break out:5.0mil
Annular ring design of inner layer (min.)
No break out:3.5mil
Space of hole to gound ( clearance ) (min.)
Inner layer:6mil (0.15mm)
Outer layer: 6mil (0.15mm)

PCB Manufacturing Process Flow:


A. Why choose High Precision Technology as PCB supplier?
-- High Precision Technology specialises on PCB manufacturing since 2011 with rich experiences. We mainly use KB & Shengyi Brand laminiate, Rongda & Taiyo brand oil and strictly compliance to IPC-6012 class 2. In our Hunan new factory, all procedures are made in-house. The quality and price can be controlled effectively. If you are still looking for a suitable supplier of PCB fabrication, contact us, we will supply professional and flexible support.

B. What’s kind of certificates do you have?
-- We have certificate ISO9001, ISO14001, UL, TS16949 etc.

C. What's lead time?
-- The lead time can be negotiable to meet your demands.

D. What is MOQ (Minimum Order Quantity)?
-- There is no MOQ for new PN, sample is welcome.

E. What informations need to be supplied for quote?

-- Order quantity, Gerber file, PCB specification ( base material, layer, PCB finished thickness, base copper thickness, surface treatment, solder mask color, and others if you have )

F. Is the files for quote or manufacturing safer?
-- Yes, it is safe as we are professional PCB manufacturer and Non-disclosure agreement can be signed if you need. All documents from customers are never shared with any third parties.

G. When can the quotation be supplied?
-- All quotation can be supplied within 24 hours.

More enquiry, welcome to send us email. We will always give you professional service with 24H/7D online support.

Welcome to send inquiry,we will reply within 12 hours.
Related Products
Immersion Gold ENIG PCB
Immersion Gold is that ENIG (Electroless Nickel Immersion Gold) is an expensive and normal surface finish. Our Capability for Gold thickness can be 1u''-5u'' for Immersion Gold. 
PCB Circuit Board Soldermask
Different colors for printed circuit board soldermask is available,such as Red,Green,Black,Blue,White,Black,Yellow, Purple etc. The main oil brand we used is Rongda,Taiyo.
Custom Multilayer PCB Board Manufacturing
Our capability of printed circuit board can be from single sided to 10 layers for different sectors,like consumer electronics,telecommunication and so on.
Multilayer PCB Board
Base laminate we mainly used is KB,Shengyi brand. Halogen free,High TG,CTI≥600 are available. All materials are compatible with certificates UL,Rohs,Reach.
Well Plugged ENIG PCB
Well plugged printed circuited board with Taiyo white oil Available surface finish: ENIG (Immersion Gold/Electroless Nickel) HASL (Hot Air Solder Leveling) Lead-Free HASL Immersion Tin Hard Gold OSP (Organic Solderability Preservatives) Gold Finger Carbon Ink
Peelable Solder Mask
Min. peelable solder mask thickness is 0.13mm.We do it in-house.
Rigid Gold Finger PCB
Min. space between Gold finger and Tab is 3.4mm. More details refer to the following table.
BGA Multilayer PCB
BGA (Ball Grid Array) Pad min size is 9.8mil. For HASL,BGA Pad min size is 12mil.


Welcome to send inquiry,we will reply within 12 hours.