Sikaflex PRO-3 Purform - PU mastic for floor joints - Sika

Sikaflex PRO-3 Purform - PU mastic for floor joints - Sika

Sikaflex PRO-3 Purform is a polyurethane sealant , mono-component, elastic, polymerizing with the humidity of the air.

It is used for caulking many types of joint configurations in floors and civil engineering structures.
Its elasticity is maintained over a wide range of temperatures, and its high mechanical and chemical resistance gives it good durability.

Features

• High motion capability: ±25% (ISO 11600) and ±50% (ASTM C920)
• Rapid development of mechanical properties
• High mechanical and chemical resistance
• High weather resistance
• Good durability
• Won't stain a wide variety of substrates
• Bubble-free polymerization
• Good adhesion to a wide variety of construction substrates
• Very low monomer content:
  No safety training is required for the user (REACH restriction 2023, appendix XVII, entry 74)

Application areas

Sealing strip for horizontal and vertical situations, indoors and outdoors, for:

• Food industry
• Clean rooms
• Floors of warehouses and production sites
• Wastewater treatment plant
• Tunnels
• Parkings
• Pedestrian and traffic areas

Application

1. Prepare the end of the cartridge/packaging before or after inserting it into the gun.
2. Install the nozzle on the gun/bag.
3. Cut the nozzle to get the correct bead size.
4. Extrude Sikaflex PRO-3 Purform into the joint to be caulked, ensuring that the product comes into contact everywhere with the sides of the joint, and avoiding any inclusion of air bubbles.

Consumption

Conditioning

• 600ml bag.