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Four-hole Coaxial ±0.003mm Precision Positioning Base with Zero Magnetic Interference for Semiconductor Packaging

Categories Tungsten Carbide Die
Brand Name: Sanxin
Model Number: SX1271
Certification: ISO 9001
Place of Origin: China
MOQ: 2
Payment Terms: L/C,T/T,Western Union
Delivery Time: 5-25days
Technology: Powder Metallurgy
Surface Finish: Polished
Grade: K10,K20,K30,YG8,YG6X
Compatibility: Suitable for various materials
Shape: Customized
Hardness: High
Advantage: Wear Resistant
Design: T-shaped Stamping Die
Hole Design: Inclined Hole
Shape And Size: Customizable
Maintenance: Easy to maintain
Surface: Smooth, Shiny
Trial Order: Available
Temperature Resistance: High
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Four-hole Coaxial ±0.003mm Precision Positioning Base with Zero Magnetic Interference for Semiconductor Packaging

Four-hole Coaxial ±0.003mm Semiconductor Packaging Dedicated Positioning Base With Zero Magnetic Interference
When precision injection molding encounters challenges with magnetic interference and positioning accuracy, this four-hole injection molding seat, precisely manufactured from WC-Ni non-magnetic carbide, completely resolves the sore points of magnetic attraction and thermal deformation associated with traditional mold parts. Its overall non-magnetic structure combined with four-hole coaxial precision machining technology enables superior performance in semiconductor packaging and precision medical device injection molding, with zero magnetic interference, high-precision positioning, and an extremely long life.
Material Analysis
  • Matrix Composition: 90% WC + 10% Ni, Special Non-Magnetic Formula
  • Magnetic Properties: Permeability <1.002, Remanence <0.05 mT
  • Physical Properties:
    • Hardness: 91.5 HRA
    • Density: 14.9 g/cm³
    • Thermal Conductivity: 85 W/(m*K)
    • Coefficient of Thermal Expansion: 5.5*10⁻⁶/K
  • Non-Magnetic Principle: A nickel-based binder phase replaces the cobalt phase, completely eliminating ferromagnetism.
Structural Design
  • Hole Layout (Customizable based on drawings):
    • 4 x 2.0 ± 0.003 mm Φ precision through-holes
    • Square, symmetrical layout, spacing 10 ± 0.005 mm
    • Hole depth 15 mm, straightness ≤ 0.005 mm
Performance Comparison
Performance SpecificationsNon-magnetic Four-Way Hole BaseStainless Steel Hole BaseAdvantages
Magnetic Permeability<1.0021.02-1.05Completely Eliminates Magnetic Adsorption
Hole Position Accuracy±0.003mm±0.01mmPositioning Accuracy Improved by 166%
Thermal Deflection0.002mm/100°C0.015mm/100°CExcellent Thermal Stability
Service Life5 million cycles500,000 cycles10x Longer Life
Corrosion ResistanceExcellentModerateSuitable for Corrosive Environments
Applications
Semiconductor packaging
Chip packaging precision positioning seat
LED bracket injection mold
Microelectronic connector injection molding
Medical devices
Surgical instrument precision injection molding
Implantable device packaging mold
Medical sensor injection molding seat
Electronic components
Connector precision injection molding
Micro transformer packaging
Circuit board component injection molding
Precision instruments
Optical device injection molding
Sensor housing injection molding
Precision gear injection mold
Customized Services
  • Customized hole layouts
  • Quick response to non-standard dimensions
  • Specialized surface treatment solutions
  • Small-batch trial production services
Four-hole Coaxial Semiconductor Packaging Positioning Base
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