It can be used for low pressure injection of cracks in structural concrete and solid masonry.
How to injection concrete wall cracks with epoxy.
Sikadur crack weld injection kit is a two component fast curing epoxy sealing system for repairing structural cracks in concrete and masonry.
2 larger cracks require more epoxy injection pressure.
As strong as concrete.
Epoxy injection is an economical method of repairing non moving cracks in concrete walls slabs columns and piers and is capable of restoring the concrete to its pre cracked strength.
Ideal for foundations floors columns slabs and beams.
The high pressure injection of activated polyurethane uses an electric injection pump and packers hammered into drilled holes through the crack in a poured concrete foundation wall.
3 when filling wide cracks wait some time not a lot ensuring that the epoxy is filling the concrete crack.
Polyurethane crack injection kits are recommended for non structural leaking cracks resulting from concrete shrinkage or minor settlement while epoxy injection kits are designed to treat more severe cracks that compromise the structural integrity of the wall.
Simpson strong tie offers reliable easy to dispense products for a variety of restoration applications including structural restoration pick proof sealing and water intrusion prevention.
4 remove the top seal using a chisel or scraper.
1 start with a low pressure injection setting and increase the pressure as needed.
Concrete cracks are repaired using different techniques and methods such as epoxy injection depending on how wide long and or deep the crack is.
The crack pac injection epoxy is designed to repair cracks in concrete ranging from 1 64 to 1 4 wide in concrete walls floors slabs columns and beams.
The mixed adhesive has the viscosity of a light oil and a low surface tension allowing it to penetrate fine to medium width cracks in dry damp or wet conditions with excellent results.
Prior to doing any injection it is necessary to determine the cause of the crack.
Like epoxy the injected polyurethane fills the crack through the entire thickness of the foundation wall typically 8 thereby preventing water from entering.