• Paste Type: Conductor
  • Application Method: Screen Printing
  • Substrate: Alumina
  • Metal: Ag
  • Application: Hybrid IC
  • Description: C4499 is a screen printable silver via fill conductor designed for use in multilayer hybrids. It is designed to be used with either IP9117 or IP9118 dielectrics. It gives excellent surface coplanarity along with good electrical conductivity.
  • Key features: Outstanding adhesion to dielectric#Excellent surface coplanarity#Good electrical conductivity#Easy to process#Ideal interface for Ag bearing conductors
  • Process Temperature: 850 °C peak temperature. Dwell time at peak temperature for 8–12 minutes.
  • Viscosity: 140-200 Kcps Brookfield HBTSC4-14 spindle, 6R utility cup at 10 rpm, 25 °C
  • Conductivity: ≤ 5.0 milliohms/square at 21 um fired film thickness
  • Solids: 85.25 ± 1%
  • Alloy Ratio: 100

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