Zhuzhou Sanxin Cemented Carbide Manufacturing Co., Ltd
                                                                                                           
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Since 2003
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W90NiFe4 Tungsten Alloy Plate 210x210mm with Ra0.01 Surface Finish for Vapor Chambers

Price Negotiable
Price: Negotiable
MOQ: 1 piece
Delivery Time: 15~45 Days
Brand: Sanxin
Product Description
High Strength Tungsten Alloy W90NiFe4 Steel Plate
Ra0.01 Polishing Square Tungsten Sheet for Vapor Chambers

Precision-engineered tungsten alloy sheet with superior surface finish and exceptional thermal performance characteristics.

Product Specifications
Dimension 210 × 210mm
Tolerance ±0.002mm
Surface Finish Ra0.01
Material Composition W90NiFe4 Tungsten Alloy
Specific Gravity 16.5-18.75 g/cm³
Tensile Strength 700-1000 MPa
Material Properties
  • High Density: 16.5-18.75 g/cm³ specific gravity
  • Exceptional Strength: 700-1000 MPa tensile strength
  • Superior Radiation Absorption: 30-40% higher than lead
  • Excellent Thermal Conductivity: 5 times that of die steel
  • Low Thermal Expansion: Only 1/2-1/3 of iron or steel
  • Good Electrical Conductivity: Ideal for lighting and welding applications
  • Excellent Weldability & Workability: Easy to process and fabricate
Vapor Chamber Applications

Vapor chambers provide significantly enhanced thermal performance compared to traditional solid metal heat spreaders in CPU coolers and electronic cooling systems. These two-phase heat transfer devices feature a large, flat surface that efficiently distributes heat from high-power electronics.

Key advantages include:

  • Reduces conduction loss (Delta-T) by 50% or more
  • Lowers overall thermal resistance in thermal assemblies
  • Accommodates variations in component height along PCBs
  • Available in sizes up to 400mm for electronics cooling
Product Images
High precision tungsten alloy sheet with Ra0.01 surface finish for vapor chamber applications
Custom tungsten steel plate showing dimensional accuracy and polished surface quality
Customization Options

Available in standard sizes from 10-30mm or fully customized dimensions to meet specific application requirements. Surface finishes include polished or customer-specified treatments.

Get in Touch

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

Company Zhuzhou Sanxin Cemented Carbide Manufacturing Co., Ltd
Location No. 8, Middle School Road, Baiguan Town, Lusong District, Zhuzhou, Hunan, China
Contact Person Anne Zhang

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