BX-043 Concrete Joint Sealant / Waterstop Tape

BX-043 Concrete Joint Sealant / Waterstop Tape is a flexible tape that seals concrete construction joints by expanding upon moisture contact. Made from a blend of butyl rubber polymers and bentonite clay, it offers superior expansion and sealing in concrete joints.

Product Type: Waterstop Tape

Application Area: Below Grade Wall, Cast-In-Place Joints, Construction Joints, Precast Joints, Slab

Compatible Substrates & Surfaces: Concrete, Metal

Chemical Family: Bentonite, Butyl Rubber

Features: Easy To Apply, Expandable, Flexible, Low Temperature Flexibility

Technical Data Sheet
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Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Markets
Applications
Application Area
Compatible Substrates & Surfaces
Product Applications

Basic Use: BX-043 is designed to be used in non-moving concrete joints and is ideal for most below grade precast and cast-in-place joints.

Typical Applications

  • Foundation slabs
  • Below grade walls

Application Instructions

  • Apply to clean, dry surfaces.
  • Do not apply to wet surfaces or allow exposure to water prior to application.
  • BP-013 primer recommended for vertical application.
  • Brush to remove all loose debris from concrete surface.
  • For best adhesion press firmly to surface.
  • Press tape ends firmly together to create a continuous seal.
  • Remove release liner prior to concrete pour.

Properties

Color (Properties)
Technical Data
ValueUnitsTest Method / Conditions
Specific Gravity1.6-ASTM D71
Hardness75.0dmmASTM 0217
Solids Content100.0%ASTM C681
Unrestricted Swell300.0%-
Application Properties
ValueUnitsTest Method / Conditions
Application Temperature12 - 32°C-
Service Temperature- 45 to 54°C-

Packaging & Availability

Packaging Type
Regional Availability
  • North America
Packaging Information

BX-043 is available in pre-extruded tape form in various custom profiles.
Rectangular: 3/4" x 1" (16'8" roll)
Trapezoid: 1/2" x 0.67" x 1-1/4" (20' roll)

Storage & Handling

Shelf Life
min. 2 years
Storage and Shelf Life Condition

Storage: Store material in original unopened container between -23°C and 32°C (-10°F and 90°F).
Shelf Life: Minimum 2 years from date of manufacture when stored as recommended.