Product Description:ONESIL -S21 General Purpose Acetic Silicone Sealant is a one-part, elastic joint sealant based on acetoxy silicones, that cures to form a flexible, durable watertight seal.S21 is perfect adhesion to glass, painted wood, ceramic and enamelled. It provides excellent bonding and sealing for most building materials. It is colourfast, and it has a strong tensile ability.Applications: 

• • connection joints in buildings

 

• • glazing systems and for industrial application

 

• • Sealing in installations for cabinets

 

• • Window and door joints

 

• furniture and other glass decorations.

Application Method：Application method: With manual or pneumatic caulking gun.Cleaning: Clean with white spirit or surface cleaner immediately after use (before curing).Finishing: With a soapy solution before skinning.Repair: With the same material.

Packaging: 300 ml cartridge or 750 ml sausage,24pcs / carton, 180kgs / drumColour: Transparent/White/Black/Grey/CustomizationShelf life:12 months in unopened packaging in a cool and dry storage place at temperatures between +5°C and +25°C.

Technical Data:

Basis	Polysiloxane
Consistency	Stable paste
Curing system	Moisture curing
Skin formation* (23°C/50% R.H.)	Ca. 5 min
Curing speed * (23°C/50% R.H.)	Ca. 3.5 mm/24h
Hardness**	Ca. 26
Density**	Ca. 0.95 g/cm³
Elastic recovery (ISO 7389)**	> 80 %
Maximum allowed distortion (ISO 11600)	25 %
Max. tension (ISO 37)**	Ca. 1,10 N/mm²
Tensile Modulus 23℃（Mpa）	0.38
Elongation of Rupture (ISO 37)**	>400 %
Temperature resistance**	-60 °C → 150 °C
Application temperature	5 °C → 35 °C

* These values may vary depending on environmental factors such as temperature, moisture, and type of substrates.** This information relates to a fully cured product.