Applications

Momentive TSE 326M EX – Heat curable silicone adhesive

Item No.: TSE326M EX
Manufacturer: Momentive 
Technologies: One-component, heat-curable silicone adhesive
Color: Reddish brown
Cure Type: Heat cure
Package Size: contact us for details
Shelf Life: contact us for details

TSE326M EX Key Features & Benefits

✔ One-component system – No mixing required
✔ Excellent high-temperature resistance – Suitable for demanding environments
✔ Fast heat-accelerated cure – Cures in 0.5 hours at 200°C, 1.5 hours at 150°C, or 3 hours at 120°C
✔ Strong adhesion – Bonds well to various substrates without a primer
✔ Non-corrosive – Safe for metals and electronic components


TSE326M EX Applications

  • High-temperature bonding and sealing
  • Electronics encapsulation and protection
  • Automotive and industrial adhesive applications
  • Adhesion to metals, plastics, ceramics, and glass

Adhesion Capability

✔ Suitable Substrates:

  • Metals – Aluminum, Copper, Nickel-plated, Stainless Steel
  • Plastics – PPS, PBT, Epoxy Resin, Polyester, Phenolic Resin
  • Rubbers – Heat-cured silicone rubber
  • Inorganics – Glass, Ceramics

✖ Not Suitable for:

  • Plastics – PP, PE, Fluorocarbon resin
  • Rubbers – RTV silicone rubber, Sulfur-vulcanized rubber, Fluorocarbon rubber

Processing Recommendations

✔ Surface Preparation: Ensure substrates are clean and dry before application.
✔ Cure Conditions:

  • 120°C: 3 hours
  • 150°C: 1.5 hours
  • 200°C: 0.5 hours
    ✔ Compatibility Test: Some materials (e.g., sulfur, nitrogen compounds, metallic salts, phosphorus compounds) may inhibit curing. Perform a test patch before full application.
Property TSE326M EX (Value)
Uncured Properties
Appearance Flowable
Color Reddish brown
Viscosity (Pa·s) 16
Cured Properties (0.5 hr at 200°C)
Appearance Reddish brown
Density (g/cm³) 1.46
Hardness (Shore A) 38
Tensile Strength (MPa) 2.9
Elongation (%) 180
Aluminum Lap Shear Strength (MPa) 1.5
Thermal Conductivity (W/m·K) 0.41
Volume Resistivity (Ω·cm) 2.0 × 10¹⁵
Dielectric Strength (kV/mm) 22
Dielectric Constant (60Hz) 3.3
Dissipation Factor (60Hz) 0.02

Everwide FX244-1: High Performance for Precision Molding

FX244-1 A specialized two-part silicone rubber designed for creating high-precision molds. This material features a unique oil-bleeding property that creates a self-releasing surface, eliminating the need for external non-stick sprays during demolding.

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