For more information please : Epoxy. The epoxy is stronger than the concrete, but the continued stress load may cause the concrete to crack again. Much less resin is needed with urethane foams since they expand in volume. What makes MasterInject crack repair products unique solutions? Full, Mixed Cartridge — 30 min. Where to Use A-Tech 1300 A-Tech 1300 is a fast setting polyurea used to repair cracks in hoizontal concrete cracks.
Solvents may damage surfaces to which they are applied. Contact a foundation repair contractor who can install steel I-beams to completely restore the wall. The concrete slab then gives way and cracks. Please see the section for more information. The soil under a concrete slab or concrete floor is not properly prepared prior to the concrete placement. Read on to learn the best concrete repair method. The amount of hardener must be adjusted to the respective surface temperature see table below.
The technician who first fixed the leak chiseled a vee-notch in the wall and then packed it with cement. Copyright © 1994-2017 - Epoxy Systems Inc. Movement is eliminated in the concrete wall during expansion and contraction cycles. If desired scrub area with abrasive, water-based cleaner and flush with water. Most repair methods for fixing a concrete floor crack are little more than band-aids. Learn how to structurally repair cracks using low viscosity epoxy resin and injection techniques.
Injecting a urethane foam into this seam will stop the water in the area it is injected into. The repair is quick and is therefore inexpensive. Commercial, residential and natural structures, e. Applied Technologies has been supplying the waterproofing industry since 1998 with quality concrete crack repair materials and equipment. This is okay and the foundation is designed to handle the crack.
This is done by drilling into the wall and using a grease gun loaded with resin to inject the materials. Good ventilation during the processing ensures a good cross linking and hardening. Cured material — Chip or grind off surface. MasterInject Crack repair and injection resins How do the MasterInject crack repair and injection resins work? What makes the MasterInject repair system a unique solution? That makes them much more economical than epoxies. On contact with water the polyurethane will begin to foam and expand, stopping the water.
This is a normal condition, especially in residential basement floors. Surfaces to be sealed should be lightly brush blast shot blasted to remove laitance and expose surface cracks. Through our technical service force we are committed to identifying the root cause of the problem and the right solution for your construction challenge. Once inside the crack, the soil on the exterior and the surface paste on the interior holds the liquids in place as they react. Apply subsequent applications of resin only after the previous application is completely hardened.
Then the liquid epoxy or polyurethane resin is injected into the crack. This reduces the volume of the concrete, it shrinks in size. We recommend using a for these cracks. Our epoxy- and polyurethane-based injection resins are used for structural crack repair. Concrete slabs and floors can develop cracks for a variety of reasons.
General Installation Instructions Inspect the underside of elevated decks for evidence o full depth cracks that may require additional treatment to prevent draining of the resin. Prevents transmission of the crack to the new layer. There should be very little resin film on the surface upon completion. Leak Seal Water Stop Crack Injection Curtain Injection Soil Injection Joint Seal Mastics. Putting an epoxy, cementitious or caulk product over the top of a concrete floor or slab crack is not enough. MasterInject - Crack repair and epoxy resin injection solutions How do the MasterInject crack repair and injection resins work? Water is one of the key components of concrete.
Most cracks that are injected are usually hairline to medium in width. Crack Injection polymer based injection resins for structural crack repair and control of water infiltration. Clean out cracks with oil-free compressed air. Concrete Foundation Crack Repair The best way to repair a concrete crack in a foundation wall is by injecting it from the inside. Polyureas are an extremely fast setting material that cure in 10-15 minutes. Where the structural integrity of concrete has been compromised, MasterInject injection resins fill and seal cracks and voids that have occurred from corrosion or damage during seismic activity and physical impact. Use this page as a guide to help you decide which repair method is best for your concrete crack.
In fact, the urethanes can expand up to 30x their initial volume. Take appropriate precautions when handling flammable solvents. Crack Repair — MasterInject injection resins fill and seal cracks and voids, re-establishing the structural integrity and protecting against further deterioration. Product 695 Hardener by volume unless confirmed with jobsite testing. Higher pressures are needed to get into a hairline crack than a trigger injection gun can generate.