HongRuiXing (Hubei) Electronics Co.,Ltd.
                                                                                                           
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16 Years
Since 2010
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Tools & Hardware Drill Bits Carbide Drill Bits for Machine Tools

0.4mm Ultrathin Rigid PCB with 25μm Line Width and 100μm Hole Size for Memory Electronics

Price Negotiable
Price: US 150-165 per square meter
MOQ: 10 squre meters
Delivery Time: 7-10 working days
Brand: Horexs
Product Description
0.4mm Ultrathin Rigid PCB Manufacturing
High-precision 0.4mm finished FR4 circuit boards with premium gold plating, Taiyo white solder mask, and ROHS compliance for advanced electronic applications.
Applications
Designed for memory electronics, storage devices, and semiconductor packaging including:
  • DRAM memory and SD/TF cards
  • MicroSD, Flash memory cards, and DDR modules
  • IC packaging, substrates, and semiconductor assemblies
  • MCP, UFS, CMOS, MEMS, and storage IC substrates
Technical Specifications
PCB Production Capabilities
  • Minimum line space/width: 1mil (25μm)
  • Finished thickness: FR4 (0.1-0.4mm)
  • Material brands: SHENGYI, Mitsubishi, Rogers, Taconic, and others
  • Surface finishes: Immersion gold (primary), OSP, immersion silver/tin
  • Copper: 0.5oz standard (customizable)
  • Layers: 1-6 layers (customizable)
  • Soldermask: Green standard, customizable colors (Taiyo Ink, ABQ brands)
Manufacturing Capability Table
Item Capability PS
Hole size 100μm Finished hole size
Bonding finger pitch 105μm (mass), 95μm (sample)
Pattern pitch 95μm (mass), 90μm (sample)
Line width/space 25μm
Hole ring PTH 80μm
Thickness (double side) 100μm Finished board size
Thickness (4-layer) 300μm (mass), 240μm (sample)
S/M window 50μm
S/M bridge 80μm (mass), 70μm (sample)
Manufacturing Excellence
HOREXS is a leading ultra-thin FR4 PCB manufacturer in China with comprehensive in-house production capabilities and quality yield exceeding 99.7%.
• Advanced Japanese production equipment for high precision
• AVI and AOI inspection systems for quality control
• 3 LDI systems for soldermask and circuit line precision
• Mekki brand laminate press machines
Inquiry Requirements
  • PCB production specifications
  • Gerber and drilling files
  • Quantity requirements (including samples)
  • Layer stack-up information for multilayer boards
Shipping & Support
Global shipping via DHL, UPS, FedEx, and air freight. Technical support available for large-volume customers.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company HongRuiXing (Hubei) Electronics Co.,Ltd.
Location Tianyue building 711,518100 shajing centre bao'an district Shenzhen city
Contact Person Mark Liu

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