1. Althensensors
  2. Sensors
  3. Strain sensors & strain gauges
  4. High temperature use strain gauges
  5. QFLGB Series Miniature High Temperature Strain Gauges

QFLGB Series Miniature High Temperature Strain Gauges

Single element miniature high temperature strain gages


Key features

  • 3% (30000×10⁻⁶ strain) Strain limit
  • Operational temperature: -20~+200°C
  • Polyimide backing
  • Gauge resistance: 120Ω
  • Gauge length: 0.2mm
  • Type: High temperature miniature single element, general use

About the QFLGB Series Miniature High Temperature Straingauges

QF series High temperature use strain gauge
This gauge utilizes polyimide resin as a backing. Strain measurement in high temperature up to 200°C is easily realized by bonding the gauge with room temperature curing adhesive NP-50B.

Temperature compensation materials

  • 11: Mild steel
  • 17: Stainless steel
  • 23: Aluminium
  • 28: Magnesium

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Technical Specifications

Specification Value
Applicable specimen Metal, Ceramics
Backing Polyimide
Bonding adhesive NP-50B, CN, C-1
Element Cu-Ni alloy foil
Fatigue life at room temperature 1×10⁶ (±1500×10⁻⁶ strain)
Operational temperature(°c) -20~+200°C
Strain limit 3% (30000×10⁻⁶ strain)
Temperature compensation range(°c) +10~+100°C