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Expansion Joints

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ASTM D 4819 Type II

TECH SHEET

FOAMTECH®

Closed Cell, Non Cross-linked Polyethylene Foam
Available in Black, Grey or White, and can be used in all standard concrete construction applications.  It is widely used and accepted in residential, commercial and industrial construction. 

Features:
  • Extruded from high quality polyethylene foam
  • Peel off Strip - Standard on each roll, but can be special ordered without
  • Flexibility - Will not break or crack when used around curves or columns
  • Lightweight - Approximately 10 times lighter than traditional expansion joint products
  • Accepted and used daily by both commercial and residential contractors
  • With near zero water absorption, Foamtech® will not rot out of the joint over time
  • Easily cut and handled on any jobsite  

Installation:
  • Your setup is all the same, no special equipment is required. 
  • Simply install Foamtech® with the peel strip either up or down, depending on if the joint will be sealed or not
  • Install using spray on adhesive, mechanical fastners, or depending on the surface simply smack it with a hammer.
  • Finish the concrete as you normally would
  • If the joint will not be sealed then you're done, if it will be sealed, utilize the peel top feature to create the sealant cavity. 

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ASTM D 4819 Type I

TECH SHEET

FOAMTECH®  HT / HTI

Closed Cell, Cross-linked Polyethylene Foam
Available in Black, Grey or Cream rolls or Grey sheets.  Cross-linked PE Foam can be used in all standard concrete construction applications.  It is widely used and accepted in residential, commercial, industrial and State DOT construction. 

Features:
  • HT (Chemically) or HTI (Irradiation) Crosslinked Types 
  • Extruded as high quality closed cell, cross linked polyethylene foam
  • Peel off Strip - Can be added to certain thicknesses, please inquire 
  • Flexibility - Will not break or crack when used around curves or columns
  • Accepted and used daily by both commercial/DOT and residential contractors
  • Can be State DOT approved, please inquire 
  • Available with or without PSA (Pressure Sensitive Adhesive)
  • Easily cut and handled on any jobsite  

Reliable:
  • HT or HTI provides all the same reliable characteristics as our standard Foamtech® but is compatible with hot applied sealants and exposure to a broader range of solvents. 

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ASTM D 1056-2A1

TECH SHEET

NEOPRENE

Closed Cell Neoprene Sponge Rubber Joint Filler
Neoprene is available in roll or sheet form and in Multiple Densities / Grades / Types to meet a wide range of specifications.  Pleaese inquire about your specific needs.    

Features:
  • Neoprene helps prevent clogging of expansion joints with mortar and is the accepted material for brick and block expansion joint fillers. 
  • Can be precut and shipped direct to your jobsite.
  • Available with or without PSA (Pressure Sensitive Adhesive)

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ASTM D 1752 Type I
AASHTO M 153-70
                 Type I
HH-F-341-F
       Type II, Class A

TECH SHEET

REBONDED RUBBER

Rebonded Rubber
Formed from pieces of a high quality rubber, bonded sceurely with resin.  It is highly reslient and will compress with little extrusion and recover to 90% of its original thickness.      

Features:
  • Rebonded Rubber is a widely accepted form of expansion joint filler today.  It can be used in almost any type of residential or commerical application including Corps of Engineers projects such as dams, levees and water treatment facilities.
  • Available in sheet sizes of 36" x 54" or precut at the factory to your exact specification requirements.

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ASTM D 1752 Type II

TECH SHEET

ASTM D 4819 Type III

TECH SHEET

STANDARD CORK

Standard Cork Type II
Standard Cork is a resin bonded cork filler for building and civil engineering.      

Features:
  • Standard Cork Type II consists of extremely selected cork granules securely bound together by a synthetic resin of a soluble nature and molded under heat and pressure.
  • Recommended wherever joints in concrete, brick or block work, require sealing and filling.
  • Available in full 36" x 10' sheets or can be precut and shipped to meet your exact specifications.

SELF EXPANDING CORK

Self Expanding Cork Type III
Self Expanding Cork is produced with clean granulated cork particles securely bound together with a synthetic resin.  The product expands upon exposure to moisture and weather to develop an interface pressure seal within the concrete joint.      

Features:
  • Self Expanding Cork Type III is particularly used for sealing the expansion joint in water structures, irrigation canals, culverts, dams, reservoirs, seal walls, water treatment facilities and storage structures, among others.
  • Available in full 24" x 36" sheets or can be precut and shipped to meet your exact specifications.
  • S.E. Cork requires proper handling and storing conditions

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TECH SHEET

BACKER ROD

Standard Backer Rod 
Standard Backer Rod is an ideal non absorbent compressible material inserted into a joint to control sealant depth.  It creates a backstop to allow for proper sealant tooling. 
Uses:
  • Backer Rod is commonly used in glazing operations, window and door applications, expansion joints, curtain wall joints, partitions, log construction, pavement joints and repair, precast units and copings and any number of other job applications.
Features:
  • Standard Backer Rod is an extruded round, closed cell, low density polyethylene foam material with a skin-like outer texture.  It is highly flexible and compressible for easy installation. 
(Do Not puncture, Stretch or Overly Compress)

SOFT & HOT BACKER ROD
                 In Stock and Available!

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COMMERCIAL GRADE

SOLID RUBBER BEARING PADS

Bearing Pads
Solid Rubber Neoprene Bearing Pads are available in both Commercial Grade and AASHTO Grade.  Bearing Pads available in many different grades and densities to meet the many different specifications, please inquire about availability and pricing per your desired specification.

AASHTO GRADE

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NMW, Inc. ∙ 6553 West 400 North ∙ Greenfield, IN 46140 ∙ 800-253-4237 Fax 317-891-1019