LC 212

Application

• Sealant for Concrete Joint sealer
• Suitable for Required self-leveling area applications

Processing

• The substrate areas that will be in contact with the sealant must be clean, dry and free  of  all  loose material such as dust, dirt, rust, oil and other contaminants. Non-porous substrates should be cleaned with a solvent and clean, lint-free, cotton cloth. Remove residual solvent before it evaporates with a fresh clean, dry cloth. 
• The curing time can take longer at lower temperatures, lower humidity or by low volume of air exchange.

Adhesion

• WACKER® LC 212 dark grey. is excellent adhesion to concrete, road parking lot and most building materials. The adhesion can be improved in many cases by pretreatment of the substrate with a primer. Users must carry out own tests due to the great variety of substrates.

Restrictions on use

• It is the responsibility of the user to test the compatibility of the sealant with the adjoining materials. Incompatible substances like coatings or organic plasticizers can lead to discoloration of the sealant. Cleaning agents and gaseous emissions can damage the sealant in its function or change its appearance. WACKER cannot make a general statement to the compatibility of all these varying materials with the sealant. In case of doubt the user shall conduct appropriate preliminary tests.
• WACKER® LC 212 dark grey. is not suitable for food grade applications where the joints are likely to come in contact with food.
• WACKER® LC 212 dark grey. is not suitable for the following plastic substrates such as Polyethylene, Polypropylene, ABS, Acrylic, Polycarbonate (PC).