DOWSIL™ 1200 OS Primer is a professional moisture-curing primer designed to improve adhesion and accelerate adhesion build-up of silicone sealants on various substrates. The product is supplied as a low viscosity siloxane solution and is suitable for weathersealing and structural glazing applications.
Main information:
Manufacturer: DOW / DOWSIL™
Product type: primer for silicone sealants and adhesives
Application: adhesion improvement on various substrates
Use area: weathersealing / structural glazing
Colour: colourless
Documents: TDS / SDS
Key benefits
- Improves adhesion of silicone sealants to many substrates
- Helps achieve more uniform and stronger bonds
- Suitable for weathersealing and structural glazing applications
- Low VOC formulation – 76 g/l
- Formulated for low toxicity
- OS technology: solvent does not deplete the ozone lay
Applications
- Priming for silicone sealants and adhesives
- Weathersealing applications
- Structural glazing systems
- Surface preparation before silicone sealant application
- Professional production and installation processes
Technical information
Colour: colourless
Viscosity at 23 °C: 1 mPa·s
Flash point: 27 °C
VOC: 76 g/l
Specific gravity at 23 °C: 0.84
Usable life: 18 months
Important to know
Before use, read the SDS, product label and manufacturer’s recommendations.
Need a primer solution?
Glasspro represents DOW and can assist with selecting a primer for silicone sealant adhesion improvement in weathersealing and structural glazing applications.
Inquiry
For pricing, product availability, technical documentation and B2B supply options in your market, please contact us.
Technical documentation
Download the product TDS / PDF for detailed technical information.