Dongguan Huaqiang Express Circuit Board Co., Ltd.
specializes in PCB processing, PCB production and PCB customization.
Business characteristics: Since its inception, the company has been insisting on making model boards and batch circuit boards as its own business characteristics. After years of unremitting efforts, it has gained high visibility and reputation in the Pearl River Delta and the mainland market, and is still in the market.Increase investment to ensure better quality, faster speed and better service.
1. Product Types: Single-sided, Double-sided, Four-layer and Multi-layer Printed Circuit Board (PCB), Universal Board, Flexible Board, Aluminum Substrate
2. Maximum Machining Size: Single Panel, Double Panel: 450mm*600mm Multilayer Plate: 400mm*600mm
3. Top Layer: 12 Layers
4. Plate thickness: 0.4mm 0.6mm 0.8mm 1.0mm 1.2mm 1.6mm 2.0mm 3.2mm
5. Substrate copper foil thickness: 18u (1/2OZ), 35u (1OZ), 70u (2OZ)
6. Common substrates: FR-4, CEM-3, CEM-1, 94HB, 94VO, 22F polytetrachloroethylene
7. process capability:
(1) Drilling: finished product aperture 0.25mm
(2) Hole metallization: aperture 0.25 mm, thickness/aperture ratio 4:1
(3) Width of conductor: Width: Gold plate 0.10 mm, Tin plate 0.125 mm
(4) Wire spacing: spacing: gold plate 0.10 mm, tin plate 0.125 mm
(5) Gold plated sheet: nickel layer thickness: or = 2.5 u gold layer thickness: 0.05-0.1 um or according to customer requirements
(6) tinplate: tin layer thickness: > or = 2.5-5u
(7) Milling board: distance from line to edge: distance from 0.15mm hole to edge: shape tolerance of 0.2mm: +0.15mm
(8) socket chamfer: angle: 30 degrees, 45 degrees, 60 degrees depth: 1-3 mm
(9) V-cut: angle: 30 degrees, 35 degrees, 45 degrees depth: 2/3 plate thickness size: 100 mm*150 mm
(10) On-off test:
Maximum test area: 400 mm*500 mm
Maximum test point: 8000
Maximum test voltage: 300V
Maximum insulation resistance; 100M Euro
8. Production capacity: 500-1000 models of various types and 300-600 square meters of large and small batches of boards are produced every day.
(1) PCB single and double panel proofing: 500 models per day
(2) PCB multi-layer board proofing: 200 models per day
(3) single-side and double-side batches of pcb: 30 000 m2/month
(4) Batch size of PCB multilayer board: 1500 m2/month
9. production cycle:
PCB single panel proofing: 72 hours (24 hours urgent delivery)
PCB double panel proofing: 72 hours (24 hours urgent delivery)
PCB four-ply proofing: 120 hours (72 hours more urgent delivery)
PCB six-ply proofing: 168 hours
PCB eight-ply proofing: 200 hours
Sampling delivery on time and quality, express collection, national package!
Pcb Batch Common Delivery Days 8 Days
Accelerated 3-day delivery of Pcb in batches
