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TEROSON® PV 3412AA-Sl-Po – Seam Sealer – Automotive body joints sealing and paint compatibility

  • Item Name: TEROSON® PV 3412AA-Sl-Po

  • Manufacturer: Henkel

  • Technologies: PVC Plastisol

  • Color: Light grey

  • Cure Type: Heat curing (>140°C / 15 minutes)

  • Package Size: Contact to Techniq VN for details.

  • Shelf Life: 3 months

1. Product Overview

TEROSON® PV 3412AA-Sl-Po is a solvent-free PVC plastisol seam sealer designed for automotive use. It cures by heat at temperatures above 140 °C for 15 minutes and is compatible with standard automotive filler and topcoat systems. The product provides reliable adhesion to electro-dip coated steel sheets and ensures durable sealing performance under automotive service conditions.


2. Applications

This material functions as a seam sealant for butt and overlap joints on vehicle bodies, suitable for both interior and exterior seams. It is applied onto electro-dip steel using high-pressure pump systems (45:1 to 84:1 ratio) with airless or air-mix spraying methods. The product is also optimized for robotic application, containing no lumps or abrasive fillers to ensure smooth processing.

3. Typical Properties

Property Unmixed Mixed (if applicable)
Colour Light grey N/A
Density ~1.4 g/cm³ N/A
Consistency Pasty N/A
Bingham Viscosity (23 °C) 1.25 – 3 N/A
Bingham Yield Point (23 °C) 250 – 450 N/A
Adhesion Good to cathodic EC substrate N/A
Paintability Compatible with filler & top coat N/A
In-service Temperature Range -30 to +80 °C N/A
Storage Temp. 15 – 25 °C N/A
Shelf Life 3 months (dry, away from sunlight/moisture) N/A

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