Product Details

circuit pcb manufacturer

Product Description

Welcome to TianWeiSheng!

Item	Single board ,multilayer board, flexible board	multilayer board ,High density multilayer board ,rigid-flex printed circuit board (More than four layers flexible board)
Layer	1-2 layer (flex board)2-8 layer )	1-8 layer(flex board),2-16layer((rigid-flex)
Finish board size(Max)	250×650mm	250×650mm
Board Thickness	0.0765mm-0.6mm	0.0765mm-0.6mm
Min.Trace Width & Line Spacing	0.05mm/0.05mm(1/3OZCopper foil)	0.05mm/0.05mm(1/3OZCopper foil)
Board Thickness tolerance	±0.05mm	±0.05mm
Insulating layer Thickness	12.5-50um	12.5um or < 50um
PTH Hole Dia.Tolerance	≥0.1mm	≥0.1mm
Min.Hole Diameter for CNC Driling	0.2mm	0.2mm
Min.Hole Diameter for punching	0.1mm	0.1mm
Min half Round hole aperture	Φ=0.3MM	Φ=0.3MM
Hole Tolerance(Crossing hole)	±0.075mm	±0.075mm
Drilling hole Tolerance(not Crossing)	±0.05mm	±0.05mm
Hole Positon	±0.1mm	±0.1mm
Outline Tolerance	±0.05mm	±0.05mm
Immersion Gold	Gold Thickness:0.025um-0.125um Tin Thickness:1um-4um	Gold Thickness:0.025um-0.125um Tin Thickness:1um-4um
Electrical Nickel-gold	Gold Thickness:0.025um-0.125um Tin Thickness:1um-5um	Gold Thickness:0.025um-0.125um Tin Thickness:1um-5um
Immersion Tin	Sn:0.025um-0.125um	Sn:0.025um-0.125um
Anti-Tarnish(OSP)	0.1um-0.5um	0.1um-0.5um
HASH	1-40um	1-40um
Lead tin	1-40um	1-40um
Immersion Ag	≥1.5um	≥1.5um
Thermosetting white oil overprint Tolerance	±0.2mm	±0.2mm
Min width green oil	0.125mm	0.125mm
Min width thermosetting white oil	0.4mm	0.4mm
impedance control	±100%	±100%
Heat shock test	260±5°C/10S/3T/No stratification /foaming	260±5°C/10S/3T/No stratification /foaming
solderability test	260±5°C/3-5S/semi-humid≤3%	260±5°C/3-5S/semi-humid≤3%
Finished peeling strength	≥0.8KG/CM	≥0.8KG/CM
pollution test	≤3ug/inch2	≤3ug/inch2
Finished aging	72H,70°C	72H,70°C
Product standard	Factory mark:GB;IPC-3012;IPC-6013Ⅱ IPC-6013Ⅲ;Army mark;other	Factory mark:GB;IPC-3012;IPC-6013Ⅱ IPC-6013Ⅲ;Army mark;other
safety certification	UI794:other	UI794:other
certification of environmental protection	ROSH;SGS6 test report;REACH 38 term test report	ROSH;SGS6 test report;REACH 38 term

Multi-layer PCB

Packaging & Shipping

Multilayer pcb manufacturer good quality and great price

Packaging Details: Vacuum package with carton box

Delivery Detail: 5-14 working days

Shipping:

We usually ship by DHL, FEDEX, UPS, TNT, also we can ship by clients' requirements.

Our Services

PCB Board Manufacture and PCBA Service:

---PCB board made, circuit board parts purchased by us

---Electronic testing circuit board or PCBA

---Fast delivery, anti-static package

---RoHS Directive-compliant, lead-free

---Components purchasing, PCB assembly, test, packing and PCB delivery

---Eleectronic manufacturing service

Detailed Terms for Pcb Assembly

Technical requirement for pcb&pcb assembly:
---- Professional Surface-mounting and Through-hole soldering Technology
---- Various sizes like 1206,0805,0603 components SMT technology
----ICT(In Circuit Test),FCT(Functional Circuit Test) technology.
----PCB Assembly With UL,CE,FCC,Rohs Approval
----Nitrogen gas reflow soldering technology for SMT.
----High Standard SMT&Solder Assembly Line
---- High density interconnected board placement technology capacity.

Quote requirement for pcb&pcb assembly:
----Gerber file and Bom list
----Clear pics of pcba or pcba sample for us
----Test method for PCBA

A Pioneer in the PCB industry

Shenzhen Tianweisheng Electronic Co., Ltd. started from 1998 and is located in Shenzhen. We have a general investment of RMB 1,000,000 and a plant area of more than 50,000 square meters.

Shenzhen Tianweisheng Electronic Co., Ltd. has abundant financial resources and advanced equipment, including Automatic electroplating production lines, Automatic Horizontal Lines and Lead-Free HAL lines.

As a professional PCB supplier, we have excellent teams which focus on product development & design, quality control & inspection and company management. In order to supply the best products and services, we have built a modern quality management system which is in strict accordance with international standards. Besides, because of large overseas markets, our products have passed UL, ISO9001 and IS014001 certifications. If you have any new idea or concept for the products, please contact us. We are glad to work together with you and finally provide you with satisfactory products.

Our partners

FAQ

FAQ:

Why us?

Quality

Our UL/Rohs standards insure quality assemblies from start to finish. Whether it's a simple custom product or a complex turnkey production run, TianWeiSheng will adhere to the highest quality standards.

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Capable

TianWeiSheng offers the latest in assembly capabilities and qualifications insuring that quality is built into every product we produce.

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Experience

When it comes to your build you want a partner you can depend on. Our management team has over 15 years of combined industry knowledge. Our engineering team has over 12 years experience.

Protecting your interests

Protecting your Intellectual Property is job one! Our staff of trained professionals are all working under a strict confidentiality contract and treat your important documentation as they would their own.

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Flexibility

We pride ourselves on our ability to custom tailor programs around our customers' needs. We take time to listen to your unique business needs and then set out to surpass them.

Q1:What's files do you use in the bare board fabrication?

A:Gerber RS-274X,274D,Eagle and AutoCAD's DXF,DWG

Q2: Will our PCB files be checked?

A: Yes. Your data will be checked by our Engineers Team. If we find any technical issues or have any enquires we will contact you and solve the problems together.

Q3:What's files do you need in the PCBA projects?

A:Exclude the pcb file, the PNP(Pick and Place) file and Components Position file also needed.

Q4: How can i know the processing about my PCB or PCBA order?

A: Each Customer will have a sale to contact with you. TianWeiSheng working hours:AM9:00-PM6:30(Beijing Time) from Monday to Saturday. We will reply your email in 2 hours in our working time. And you also can contact with our sales's cell phone if urgent.

Q5: Dose our product will be tested before shipment?

A: Yes, we could provide Function Circuit Testing if you provide us the testing methods.

How to Contact Us ?

Send your Inquiry Details in the Below for sample , Click "Send" Now!