ARDEX B 20 - Overhead & Vertical Repair Mortar with Corrosion Inhibitor

ARDEX B 20™ is a trowel-grade, Portland cement-based, polymer modified, structural repair mortar for vertical and overhead concrete. Key Features Structural repair mortar with integral corrosion inhibitor Glass microspheres add body, reduce weight Mixes with water only Easy to apply – non-sag and can be sculpted Installs from 1/4” to 2” in one lift, up to a total of 8” in multiple lifts for deeper applications Freeze-thaw resistant Suitable for overhead and vertical repairs on commercial, institutional and multi-unit residential applications Use for exterior or interior concrete overlays

Specification

Installation
Mixing Ratio: 6 1/2 to 7 pints (3.07 to 3.31 L) of water per 55 lb. (25 kg) bag
Yield: 0.42 cu. ft. per 55 lb. bag (0.0119 m3 per 25 kg bag); 20 sq. ft. per 55 lb. bag at 1/4″ (1.86 sq. m per 25 kg bag at 6 mm)
Performance
Compressive Strength ASTM C109 (psi): 1 day 3000; 7 days 5000; 28 days 6300
Flexural Strength ASTM C293 (psi): 7 days 1100; 28 days 1500
Splitting Tensile Strength ASTM C496 (psi): 7 days 485; 28 days 565
Modulus of Elasticity ASTM C469 (psi): 28 days 2.26 x 106
Direct Tensile Bond ASTM D4541(psi): 28 days 500 (failure in substrate)
Length Change ASTM C157 %: 7 days < 0.1; 28 days < 0.1; ASTM C157 (wet cure) 28 days < 0.03
Pot Life / Working Time: Approx. 15 to 30 minutes
Color: Gray
Coat or Seal: 3 to 7 days
Packaging: 55 lb (25 kg) net weight bags
Storage: Store in a cool dry area. Do not leave bags exposed to direct sunlight. Keep from freezing.
Shelf Life: One year if unopened
Warranty: ARDEX L.P. Standard Limited Warranty applies.

Technical specification

Unique ref.Ardex-b-20
Product familyConcrete Repair
Product groupRepair Mortar
TypeObject (single object)
Date of publishing2019-08-26
Edition number1

Links

Product urlhttps://www.ardexamericas.com/product/ardex-b-20-overhead-vertical-repair/
Technical descriptionhttps://cdn.ardexamericas.com/wp-content/uploads/ARDEX-B-20-Technical-Data.pdf

Material mainMortar
Designed inUnited States
Manufactured inUnited States

Classification

BIMobject CategoryWalls - Other Walls
IFC classificationWall
UNSPSC nameWall finishing materials
UNSPSC code301615
Uniclass 2015 CodePr_35_31_64
Uniclass 2015 DescriptionPlasters and renders
CSI MasterFormat 2014 Code07 77 00
CSI MasterFormat 2014 TitleWall Specialties
OmniClass Number23-15 15 27
OmniClass TitleRenders
CSI UniFormat II CodeB2010
CSI UniFormat II TitleExterior Walls

Region availability

North America	Europe
Anguilla	Czech Republic
Antigua and Barbuda
Aruba
Barbados
Belize
Bermuda
British Virgin Islands
Canada
Caribbean Netherlands
Cayman Islands
Collectivity of Saint Martin
Costa Rica
Cuba
Curaçao
Dominica
Dominican Republic
El Salvador
Greenland
Grenada
Guadeloupe
Guatemala
Haiti
Honduras
Jamaica
Martinique
Mexico
Montserrat
Nicaragua
Panama
Puerto Rico
Saint Kitts and Nevis
Saint Lucia
Saint Pierre and Miquelon
Saint Vincent and the Grenadines
Saint-Barthélemy
Sint Maarten
The Bahamas
Trinidad and Tobago
Turks and Caicos Islands
U.S. Virgin Islands
United States