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Patching Compounds

Products

ARDEX SD-P®

Self-Drying, Trowelable Concrete Underlayment

  • Ideal for ramping, patching large areas and screeding
  • Ready for floor covering in as little as 90 minutes
  • No primer required over concrete
ARDEX SD-P
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  • ARDEX SD-P

Information ARDEX SD-P®

ARDEX SD-P® Self-Drying, Trowelable Concrete Underlayment is formulated with a special blend of Portland cement, other hydraulic cements and polymers. It is a self-drying, fast setting, trowelable patch for smoothing and repairing concrete floors, ramps and stairways, as well as non-porous substrates such as terrazzo, ceramic and quarry tile, prior to the installation of floor covering.

Key Features

  • A blend of Portland cement and other hydraulic cements
  • Provides a smooth surface prior to floor covering installation
  • Ideal for ramping, patching large areas and screeding
  • Fluid consistency for ease of application
  • Ready for floor covering in as little as 90 minutes
  • Install neat up to 1″ (25.4 mm) and up to 3″ (7.6 cm) with aggregate
  • Mixes with water only – no latex additive necessary
  • No primer required over concrete
  • Exceptional bond strength
  • Use for interior floors only

Standards

SystemOne

Technical Data ARDEX SD-P®

Installation

Mixing Ratio: 4 quarts (3.8 L) of water per 40 lb. (18 kg) bag
For smaller batches, use 3.5 parts powder to 1 part water by volume
Coverage: 25 sq. ft. per 40 lb. (18 kg) bag at 1/4’’ (2.3 sq. m at 6 mm)
50 sq. ft. per 40 lb. (18 kg) bag at 1/8’’ (4.6 sq. m at 3 mm)
Coverage will vary depending on the texture of the surface being smoothed.

Performance

Initial Set (ASTM C191): Approx. 30 minutes
Final Set (ASTM C191): Approx. 90 minutes
Compressive Strength (ASTM C109/mod – Air cure only): 4,200 psi (294 kg/sq. cm.) at 28 days
Flexural Strength (ASTM C348): 1,000 psi (70 kg/sq. cm.) at 28 days
Install Flooring: Install standard flooring as soon as the ARDEX SD-P can be worked on without damaging the surface, or approximately 90 minutes at 70˚F (21˚C). Allow ARDEX SD-P to cure for 16 hours (70˚F / 21˚C) before installing wood flooring or high-performance adhesives, such as epoxies or urethanes.
VOC: 0
Packaging: 40 lb. (18 kg) bag
Storage: Store in a cool, dry area. Do not leave bags exposed to sun. Protect unused material by removing air from bag and sealing tightly.
Shelf Life: 9 months, if unopened
Warranty: ARDEX L.P. Standard Limited Warranty applies. Also eligible for the ARDEX/HENRY SystemOne™ Warranty when used in conjunction with select HENRY® Flooring Adhesives.

For complete product technical information, click on the Downloads tab and open the Technical Data download.

BIM Objects ARDEX SD-P®

Information ARDEX SD-P®

ARDEX SD-P® Self-Drying, Trowelable Concrete Underlayment is formulated with a special blend of Portland cement, other hydraulic cements and polymers. It is a self-drying, fast setting, trowelable patch for smoothing and repairing concrete floors, ramps and stairways, as well as non-porous substrates such as terrazzo, ceramic and quarry tile, prior to the installation of floor covering.

Key Features

  • A blend of Portland cement and other hydraulic cements
  • Provides a smooth surface prior to floor covering installation
  • Ideal for ramping, patching large areas and screeding
  • Fluid consistency for ease of application
  • Ready for floor covering in as little as 90 minutes
  • Install neat up to 1″ (25.4 mm) and up to 3″ (7.6 cm) with aggregate
  • Mixes with water only – no latex additive necessary
  • No primer required over concrete
  • Exceptional bond strength
  • Use for interior floors only

Standards

SystemOne

Technical Data ARDEX SD-P®

Installation

Mixing Ratio: 4 quarts (3.8 L) of water per 40 lb. (18 kg) bag
For smaller batches, use 3.5 parts powder to 1 part water by volume
Coverage: 25 sq. ft. per 40 lb. (18 kg) bag at 1/4’’ (2.3 sq. m at 6 mm)
50 sq. ft. per 40 lb. (18 kg) bag at 1/8’’ (4.6 sq. m at 3 mm)
Coverage will vary depending on the texture of the surface being smoothed.

Performance

Initial Set (ASTM C191): Approx. 30 minutes
Final Set (ASTM C191): Approx. 90 minutes
Compressive Strength (ASTM C109/mod – Air cure only): 4,200 psi (294 kg/sq. cm.) at 28 days
Flexural Strength (ASTM C348): 1,000 psi (70 kg/sq. cm.) at 28 days
Install Flooring: Install standard flooring as soon as the ARDEX SD-P can be worked on without damaging the surface, or approximately 90 minutes at 70˚F (21˚C). Allow ARDEX SD-P to cure for 16 hours (70˚F / 21˚C) before installing wood flooring or high-performance adhesives, such as epoxies or urethanes.
VOC: 0
Packaging: 40 lb. (18 kg) bag
Storage: Store in a cool, dry area. Do not leave bags exposed to sun. Protect unused material by removing air from bag and sealing tightly.
Shelf Life: 9 months, if unopened
Warranty: ARDEX L.P. Standard Limited Warranty applies. Also eligible for the ARDEX/HENRY SystemOne™ Warranty when used in conjunction with select HENRY® Flooring Adhesives.

For complete product technical information, click on the Downloads tab and open the Technical Data download.

BIM Objects ARDEX SD-P®

Case Studies: ARDEX SD-P®

Case Studies

We are proud of our amazing case studies

ARDEX has been at the forefront of the tiling and flooring industries for over 50 years. ARDEX continue to offer unbeatable quality and cost effective solutions for building projects covering all sectors of business and commerce, such as retail outlets, leisure centres, health authorities, transport premises, art and educational institutions.

See all case studies