Substrate Preparation
17 terms under Substrate Preparation. Select a term to read its definition.
A
Abrasive BlastingCleaning and roughening concrete by projecting abrasive (sand or steel grit) under pressure.
C
Cement SlurryA fluid cement mix applied to close porous concrete surfaces.
C
Concrete InjectionFilling voids and cracks inside concrete by injecting resin or cement grout under pressure.
C
Concrete Repair MortarPolymer-modified cementitious mortar used to fill concrete defects and voids 10 mm deep or more.
C
Cove / FilletA sloped fillet formed at wall-to-floor corners to create a gradual transition, preventing the membrane from being overstressed and cracking at the…
Crack Survey and RepairClassifying cracks in concrete by width and by whether they are moving, then sealing them with a suitable method before waterproofing.
C
CuringKeeping concrete under controlled moisture and temperature long enough for it to gain strength.
D
Dust RemovalThe final step of surface preparation: removing dust, loose particles and grinding residue by vacuum, compressed air or water.
E
Epoxy Repair MortarA high-strength two-component mortar used to fill cracks and voids in concrete.
Floor GrindingRemoving weak laitance, dirt and old coating residue from concrete with a diamond-disc floor grinder.
PrimerA first coat applied before waterproofing that penetrates the substrate and improves adhesion.
S
ScreedA thin cement-based layer laid to level a floor or form falls.
S
Substrate Moisture MeasurementMeasuring the moisture content of concrete before waterproofing or coating, using the carbide (CM) method or calibrated moisture meters.
S
Surface Hardness TestEstimating concrete strength from the rebound value of a Schmidt hammer.
Surface Preparation of Retaining WallsPreparation of below-ground reinforced concrete walls before waterproofing.
S
Surface RougheningMechanically roughening a smooth surface to improve adhesion, by abrasive blasting, shot blasting or diamond grinding.
S
Surface ScarifyingMechanical removal of weak, loose or contaminated surface layers by grinding, water jetting or abrasive blasting.
