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Save 10% on all Tile Cutters this month- Code June-24
Save 10% on all Tile Cutters this month- Code June-24

ARDEX X 78™ MICROTEC® Semi-Pourable Tile and Stone Mortar - 64 Piecel Pallett

SKU 16712P
by Ardex
Original price $3,395.20 - Original price $3,395.20
Original price
$3,395.20 - $3,395.20
Current price $3,395.20

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ARDEX X 78™ MICROTEC® Semi-Pourable Tile and Stone Mortar- 64 Piece Full Pallett

Experience unmatched ease and durability in tile installation with ARDEX X 78™ MICROTEC® Semi-Pourable Tile and Stone Mortar, designed for large, high-traffic areas.


  • Semi-Pourable Consistency: Simplifies application over large areas.
  • High Bond Strength: Offers flexibility and exceptional shear resistance.
  • Extended Open Time: Up to 60 minutes, surpassing ISO standards.
  • Ideal for Large Format Tiles: Specifically formulated for larger tiles.
  • Efflorescence Minimization: Special additives reduce the risk.
  • Extensive Coverage: 105 sq. ft. per bag with a 1/4″ square notch trowel.
  • 4-Hour Pot Life: Provides ample working time for adjustments.
  • Versatile Tile Compatibility: Suitable for porcelain, glass, quarry, and more.
  • Interior and Exterior Use: Perfect for both indoor and outdoor surfaces.
  • Plywood and Masonry Suitable: Can be used over exterior grade plywood and masonry.


  • Meets or exceeds ANSI A 118.4
  • Meets or exceeds ANSI A 118.11
  • Meets or exceeds ANSI A 118.15
  • ISO Classification: C2 FE(E) S1
  • Microtec® Technology
  • SystemOne


Mixing Ratio:

6 3/4 to 7 1/2 (6 1/4 to 7 L) of water per 40 lb. (18 kg) bag

*For smaller batches, use 2 1/4 to 2 3/4 parts powder to 1 part water by volume

Approximate Coverage per 40 lb. (18 kg) bag:

1/4″ x 1/4″ Sq. Notch towel; 105 sq. ft. (9.75 sq. m) per bag

1/4″ x 3/8″ x 1/4″ Sq. Notch towel; 75 sq. ft. (6.97 sq. m) per bag

1/2″ x 1/2″ Sq. Notch towel; 50 sq. ft. (4.65 sq. m) per bag


  • Open Time: Up to 60 minutes
  • Pot Life: 4 hours
  • Working Time: Up to 15 minutes
  • Time to Grout: 24 hours
  • Colors: Gray, White
  • VOC: 0
  • Packaging: 40 lb. (18 kg) net weight bag
  • Storage: Store in a cool, dry area. Do not leave bags exposed to sun.
  • Shelf Life: 1 year, if unopened
  • Warranty: ARDEX L.P. Standard Limited Warranty applies
More Details

ARDEX X 78™ MICROTEC® Semi-Pourable Tile and Stone Mortar is a groundbreaking solution for the installation of large format tiles, particularly in high traffic areas. Its unique semi-pourable consistency revolutionizes application efficiency, enabling quick and easy coverage over extensive areas. This mortar is characterized by its very high bond strength and flexibility, which provides outstanding shear resistance, essential for high-traffic locations. ARDEX X 78™ boasts an extended open time of up to 60 minutes, doubling the ISO standard, allowing for meticulous tile placement and adjustment. The addition of special additives significantly reduces the risk of efflorescence, ensuring a pristine finish. With its impressive coverage of 105 square feet per bag using a 1/4" square notch trowel and a 4-hour pot life, this mortar is optimized for large-scale projects. It is suitable for a wide range of tile types, including porcelain, glass, quarry, ceramic, all types of mosaic, and most natural stone tiles. Equally effective on interior and exterior floors and horizontal surfaces, ARDEX X 78™ can be applied over common interior surfaces, including exterior-grade plywood, as well as exterior concrete and masonry, making it an ideal choice for diverse tiling environments.

What's Included
  • 64 Piece Pallet

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