Sikadur-Combiflex SG-20 M - Joint Bridging Waterproofing System - Sika

Sikadur-Combiflex SG-20 M - Joint Bridging Waterproofing System - Sika

Sikadur-Combiflex SG-20 M is a flexible sealing strip , based on flexible modified polyolefin (FPO), with high adhesion.

It has a red stripe down the middle on one side for easy application over expansion joints.
This product is part of the Sikadur Combiflex SG system.

Features

• High adhesion, no on-site activation required
• High elasticity - great ability to bridge cracks and joints
• Good chemical resistance
• Weather and UV resistant
• Resistant to root penetration
• Good performance in a wide temperature range
• Without plasticizer
• Can be hot air welded
• Can be used in contact with drinking water

Application areas

Seal all types of joints and cracks in many different structures and applications, including:

• Tunnels and culverts
• Hydroelectric power stations
• Wastewater treatment plants
• Cellars
• Water retaining structure
• Drinking water tanks

Sealing of:

• Movement joints
• construction joints
• Pipe penetrations
• Cracks
• Part of building where differential settlement is expected

Application

1. Concrete or other support is prepared on either side of the joint / crack by mechanical means, ie. cleaning by sandblasting, grinding, etc., followed by vacuum cleaning to remove residual dust, etc.
2. Seams and overlaps of Sikadur Combiflex SG tape must be welded.
3. The mixed two-component Sikadur adhesive is applied to both sides of the joint / crack by brush, trowel or spatula.
4. The Sikadur Combiflex SG tape is then firmly pressed into the adhesive using a rubber roller.
5. Sikadur glue is then applied to the Sikadur Combiflex SG tape.
6. For Sikadur Combiflex SG type M, the central red stripe is removed while the adhesive is still wet

Conditioning

1 roll of 25 m with a thickness of 2.0 mm.