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TEROSON® MS 9120 SF – Silane-Modified Polymer Sealant – Seam sealing and bonding in vehicle body repairs

  • Item Name: TEROSON MS 9120 SF
  • Manufacturer: Henkel
  • Product category: Car body sealant
  • Technologies: Silane-modified polymer
  • Applications: Ideal for seam and joint sealing in vehicle repair and manufacturing, rail, and container applications.
  • Color: White, Grey, Black
  • Cure type: Humidity cure
  • Package size: Contact to Techniq VN for details
  • Shelf life: 12 months

1. Product Overview

TEROSON MS 9120 SF is a one-component, silane-modified polymer-based car body sealant that cures by absorbing moisture from the air. It is solvent-free, isocyanate-free, silicone-free, and PVC-free, with a neutral odor. The product provides good UV resistance and adheres to various substrates without a primer. It is also spot-weldable when uncured and can be overpainted using 1- or 2-component car repair paints.


2. Applications

TEROSON MS 9120 SF is ideal for:

  • Seam and joint sealing in vehicle repair, bodywork, and manufacturing.
  • Use in railway wagons, containers, and vehicle superstructures.
  • Serves as an undercoat for the sprayable seam sealant TEROSON MS 9320 SF.

3. Typical Properties

Before Curing (Unmixed State)

Property Value
Appearance White, Grey, Black
Consistency Pasty
Density ~1.6 g/cm³
Odor Almost imperceptible
Curing Mechanism Humidity curing

Curing Properties

Property Value
Skin Formation Time (+23°C, 50% RH) ~8 minutes
Cure Rate (24h) ~5 mm

After Curing

Property Value
Shore A Hardness (DIN 53505) ~50
Tensile Strength (DIN 53504) ~3 MPa
Elongation at Break (DIN 53504) ~250%
Volume Change (DIN 52451) 7%
Paint Compatibility Yes
Service Temperature Range -30°C to 90°C
Short-Term Exposure (1h) Up to 120°C

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