Metal Stiffener Rigid-Flex PCB

Metal Stiffener Rigid-Flex PCB

The metal-reinforced rigid-flex composite panel is an innovative structural board that combines high strength with flexible deformation capabilities, making it widely applicable in industries such as aerospace, automotive manufacturing, construction, and electronic devices.

Description

The metal-reinforced rigid-flex composite panel is an innovative structural board that combines high strength with flexible deformation capabilities, making it widely applicable in industries such as aerospace, automotive manufacturing, construction, and electronic devices. This product integrates high-rigidity metal reinforcement ribs (e.g., aluminum alloy, titanium alloy, or high-strength steel) as the core support layer with high-toughness polymer substrates (e.g., engineering plastics or composite materials) through advanced manufacturing processes, achieving an optimal balance between rigidity and flexibility.

Key Features

  1. High Strength & Lightweight: Metal reinforcement significantly enhances bending and compression resistance while maintaining a lightweight design.
  2. Dynamic Adaptability: The flexible substrate allows controlled bending deformation, making it suitable for irregular structures or shock-absorbing applications.
  3. Enhanced Durability: Corrosion-resistant metal layers and weatherproof polymers ensure long-term stability.
  4. Multifunctional Integration: Can incorporate conductive, thermal-insulating, or electromagnetic shielding layers for diverse requirements.

Product Parameter Properties

Item Rigid-Flexible PCB Flexible PCB
Max Layer 36L 8L
Inner Layer Min Trace/Space 3/3mil 3/3mil
Outer Layer Min Trace/Space 3.5/4mil 3.5/4mil
Inner Layer Max  Copper 6oz 2oz
Outer Layer Max Copper 3oz 2oz
Min Mechanical Drilling 0.15mm 0.1mm
Mini Laser Drilling 0.1mm 0.1mm
Aspect Ratio(Mechanical Drilling) 12:1 10:1
Aspect Ratio(Laser Drilling) 1:1 /
Press Fit Hole Ttolerance ±0.05mm ±0.05mm
PTH Tolerance ±0.075mm ±0.075mm
NPTH Tolerance ±0.05mm ±0.05mm
Countersink Tolerance ±0.15mm ±0.15mm
Board Thickness 0.4-3mm 0.1-0.5mm
Board Thickness Tolerance(<1.0mm) ±0.1mm ±0.05mm
Board Thickness Tolerance(≥1.0mm) ±10% /
Impedance Tolerance Single-Ended:±5Ω(≤50Ω),±10%(>50Ω) Single-Ended:±5Ω(≤50Ω),±10%(>50Ω)
Differential:±5Ω(≤50Ω),±10%(>50Ω) Differential:±5Ω(≤50Ω),±10%(>50Ω)
Min Board Size 10*10mm 5*10mm
Max Board Size 22.5*30inch 9*14inch
Contour Tolerance ±0.1mm ±0.05mm
Min BGA 7mil 7mil
Min SMT 7*10mil 7*10mil
Surface Treatment ENIG,Gold Finger,Immersion Silver,Immersion Tin,HASL(LF),OSP,ENEPIG,Flash Gold;Hard gold plating ENIG,Gold Finger,Immersion Silver,Immersion Tin,HASL(LF),OSP,ENEPIG,Flash Gold;Hard gold plating
Solder Mask Green,Black,Blue,Red,Matt Green Green Solder Mask/Black PI/Yellow PI
Min Solder Mask Clearance 1.5mil 3mil
Min Solder Mask Dam 3mil 8mil
Legend White,Black,Red,Yellow White,Black,Red,Yellow
Min Legend Width/Height 4/23mil 4/23mil
Strain Fillet Width 1.5±0.5mm 1.5+0.5mil
Bow & Twist 0.05% /

Advanced Rigid-Flex PCB Manufacturing Expertise

We specialize in producing high-performance Rigid-Flex PCBs, including complex designs such as:

  • Step Structure Rigid-Flex PCBs
  • Flying Tail Structure Rigid-Flex PCBs
  • Layered Flexible PCBs
  • Non-Layered Flexible PCBs

Among all PCB types, Rigid-Flex PCBs offer superior durability in harsh operating environments. This makes them the preferred choice for mission-critical applications in industrial control systems, medical devices, and military equipment.

Our advanced manufacturing capabilities ensure reliable, high-quality solutions tailored to demanding industry requirements.

Rigid-Flex PCB is a new kind of printed circuit board with the durability of rigid PCB and the flexibility of flexible PCB.

Rigid-flex PCB is derived by bonding two rigid outer on a flexible PCB. The circuit of the rigid layer and flexible layer is connected by the metalized hole.

Why choose us?

1. One-stop PCB PCBA Service

We can help you with a one-stop service. To support you with the whole process from function research and development, product design discussion, PCB manufacturing, component procurement, to PCB assembly.

2. Advanced Equipment

There are more than 385 equipment, mainly imported from Germany, Japanand Taiwan. Such as LDl automatic exposure machine, automatic plating line, laser drilling machine, automatic testing machine, automatic V-cutting machineand other advanced equipment.

3. Advanced Technology

There are more than 28 employees of our R&D team, including 2 doctoral students and 8 master’s students. We can do a 3-step HDI PCBand 0.4mm pitch hole. The technology is in the leading position in the industry.

4. Superior Service

7*24-hour online service! We have a professional service team to follow the whole process for key customers and key orders. Also we have a professional account manager for each customer to meet customer’s various demands.

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