PCB,PCB Assembly,dip assembly,pcba gt003

Grandtop Business Lines

1) PCB Assembly

2) Printed circuit,

3) printed circuit boards,

4) pcb printed circuit board

5) PCB Design

Why US?

High End, Quick Turn PCBs & Assembly

Prompt & professional Service

Fast delivery

OEM & LOW-VOLUME ORDER ACCEPTABLE

Quality assured

Strong ability

Grandtop PCB Capabilities:

1) Layers: 2-18 layers

2) Max. Board Size:460*400MM

3) Min. Board Thickness: 2-layer 0.15mm

                      4-layer 0.38 mm

                      6-layer 0.55 mm

                      8-layer 0.8mm

                      10-layer 1.0mm

4) Min. Line Width/Space: 0.075mm (3.mil)

5) Max. Copper thickness: 6OZ

6) Min. S/M Pitch: 0.075(3mil)

7) Min. Hole size: 0.1mm (4mil)

8) Hole dia. Tolerance (PTH): -+0.05mm (2mil)

9) Hole dia. Tolerance (NPTH): +0/-0.05mm (2minl)

10) Hole position deviation: -+ 0.05mm (0.2mil)

11) Outline tolerance: -+0.10mm (4mil)

12) Twist & Bent: 0.75%

13) Electric strength :> 1.3kv/mm

14) S/M abrasion:.6H

15) Test Voltage: 50-300v

16) Min blind/buried via:0.15mm (6mil)

17) Surface Finished: HAL, ENIG, ImAg, Imsn OSP, Plating AG, Plating gold

18) Materials: FR4, H-TG, Teflon, ROGERS, Ceramics, Aluminum, Copper

Grandtop Group was established in 2005, takes over an area of 4000 square meters, its sub-company Shenzhen Grandtop Automation Co., ltd is a manufacture specialized in PCB Assembly, SMT and DIP processing. It is well-equipped in both production and inspection. Our products are widely used in industrial equipments, communication apparatus, automobile electronics, computers, medical devices and network devices