China High Quality Service Electronics Manufacturer Assembly Printed Circuit Boards, Find details about China PCB, PCBA from High Quality Service Electronics Manufacturer Assembly Printed Circuit Boards
Max panel size | 32" x 20.5"(800mm x 520mm) | |
Min trace width/ space (inner layer) | 4mil/4mil(0.1mm/0.1mm) | |
Min PAD (inner layer) | 5 mil(0.13mm) | |
Min thickness(inner layer) | 4 mil(0.1mm) | |
Inner copper thickness | 1~4 oz | |
Outer copper thickness | 0.5~6 oz | |
Finished board thickness | 0.4-3.2 mm | |
Board thickness tolerance control | ±0.10 mm | ±0.10 mm |
±10% | ±10% | |
±10% | ±10% | |
Inner layer treatment | brown oxidation | |
Layer count Capability | 1-30 LAYER | |
alignment between ML | ±2mil | |
Min drilling | 0.15 mm | |
Min finished hole | 0.1 mm | |
Hole precision | ±2 mil(±50 um) | |
tolerance for Slot | ±3 mil(±75 um) | |
tolerance for PTH | ±3 mil(±75um) | |
tolerance for NPTH | ±2mil(±50um) | |
Max Aspect Ratio for PTH | 8:1 | |
Hole wall copper thickness | 15-50um | |
Alignment of outer layers | 4mil/4mil | |
Min trace width/space for outer layer | 4mil/4mil | |
Tolerance of Etching | +/-10% | |
Thickness of solder mask | on trace | 0.4-1.2mil(10-30um) |
at trace corner | ≥0.2mil(5um) | |
On base material | ≤+1.2mil Finished thickness | |
Hardness of solder mask | 6H | |
Alignment of solder mask film | ±2mil(+/-50um) | |
Min width of solder mask bridge | 4mil(100um) | |
Max hole with solder plug | 0.5mm | |
Surface finish | HAL (Lead or Lead free), immersion Gold, Immersion Nickel, Electric Gold finger, Electric Gold, OSP, Immersion Silver. | |
Max Nickel thickness for Gold finger | 280u"(7um) | |
Max gold thickness for Gold finger | 30u"(0.75um) | |
Nickel thickness in Immersion Gold | 120u"/240u"(3um/6um) | |
Gold thickness in Immersion Gold | 2u"/6u"(0.05um/0.15um) | |
Impedance control and its tolerance | 50±10%,75±10%,100±10% 110±10% | |
Trace Anti-stripped strength | ≥61B/in(≥107g/mm) | |
bow and twist | 0.75% |
Ningbo Hometech Technoloy Co,Ltd Established in 2009, is a professional manufacturing enterprise majoring in high end and multi-layer Printed Circuit Board.
Along with more than 10 years′ development, we have settled in Ningbo city, covering facility area 8000 Square meters, with more than 200 employees, among them, 150 with highly professional who are no less than 10 years expert in PCB field.
Our main products range from Multilayer PCB, High frequency PCB, Metal base PCB, Hi-Tg heavy copper foil PCB and Mixed Dielectric base PCB, HDI, rigid-flex PCB, and many other customized PCB with special performance which are widely used in Communication, power supply, computer, consumer electronics, industrial control, medical device, high technology field and spread over America,South America, Europe and some Asia Districts, achieving their satisfication.
Under the mission " high quality, exact delivery, customers′ satisfactions, continuous development, Common innovation ", We believe Hometech will develop better and better with your participation.
Q1.What is needed for quotation?
A: PCB : Quantity, Gerber file and Technic requirements(material,surface finish treatment, copper thickness,board thickness ,...)
PCBA: PCB information, BOM, (Testing documents...)
Q2. What file formats do you accept for production?
A: Gerber file: CAM350 RS274X
PCB file: Protel 99SE, P-CAD 2001 PCB
BOM: Excel (PDF,word,txt)
Q3. Are my files safe?
A: Your files are held in complete safety and security.We protect the intellectual property for our customers in the whole process.. All documents from customers are never shared with any third parties.
Q4. MOQ?
A: There is no MOQ in Hometech pcba.We are able to handle Small as well as large volume production with flexibility.
Q5.Shipping cost?
A: The shipping cost is determined by the destination, weight, packing size of the goods. Please let us know if you need us to quote you the shipping cost.
Q6. Do you accept process materials supplied by clients?
A Yes, we can provide component source, and we also accept component from client