Product Data Sheet Show all documents

Westec PE

Westec® Polyethylene Waterstop

Polyethylene (VLDPE) Waterstop for joint waterproofing of secondary containment structures.

  • Embedded in concrete, across and/or along the joint, waterstops form a watertight diaphragm that prevents the passage of liquid through the joint.
  • Suitable for contact with a wide range of chemicals - particularly effective for hydrocarbons such as Benzene, Toluene, and Xylene.
  • Certain profiles have received European Technical Approval for watersealing bands and approved for CE marking in the European Union, ETA-04/0044.
Product Data Sheet Show all documents

Usage

■ Ethanol/Biodiesel
■ Petrochemical Manufacturing
■ Refineries
■ Pulp and Paper Mills
■ Land, Air and Seaports
■ Pipeline
■ Pharmaceutical Plants  

Advantages

  • Embedded in concrete, across and/or along the joint, waterstops form a watertight diaphragm that prevents the passage of liquid through the joint.
  • Suitable for contact with a wide range of chemicals - particularly effective for hydrocarbons such as Benzene, Toluene, and Xylene.
  • Certain profiles have received European Technical Approval for watersealing bands and approved for CE marking in the European Union, ETA-04/0044.

Packaging

Varies

Product Details

Product Information

Shelf Life

N/A

Storage Conditions

N/A
Technical Information

Shore A Hardness

40 Shore D

(ASTM D2240)

Tensile Strength

2000 psi

(ASTM D638)

Elongation

800%

(ASTM D638)

Chemical Resistance

Resistant to a wide range of chemicals. Please refer to the Westec® Chemical Resistance Chart available at usa.sika.com for commonly used chemicals or contact the waterproofing engineering department for any chemicals not shown.

Application

Application steps

APPLICATION INSTRUCTIONS

Westec® PE Waterstop must be installed prior to concrete placement to ensure proper positioning and concrete consolidation around the  waterstop. All transitions, intersections, and splices should be heat welded to maintain continuity. Factory Made Fabrications are recommended for all intersections and changes of direction. Specific installation requirements will vary depending on the style of profile, please refer to Sika’s TPER/PE Waterstop Installation Guide and TPER/PE Waterstop Splicing Guide available at usa.sika.com.

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