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Sika Sikaflex 2C NS EZ Mix+ Limestone 1.5 Gallon Unit 597471

Sikaflex-2c NS EZ Mix+ is a two-component non-sag polyurethane sealant in a 1.5 gal pre-tinted Limestone unit for working joints at least 1/4 in deep. It seals vertical or horizontal joints with Class 50 movement capability.

  • Pre-tinted Limestone 1.5 gal unit
  • Class 50 movement for working joints
  • Works on green concrete 24 hours after the pour
$72.20
Availability: In stock ( 74 Available )

Sikaflex-2c NS EZ Mix+

Sikaflex-2c NS EZ Mix+ is a two-component, non-sag polyurethane elastomeric sealant for working joints at least 1/4 in deep. This 1.5 gal Limestone unit is pre-tinted; architectural colors use the Tint Base with a Universal Color-pak. Class 50 movement capability covers vertical and horizontal joints, including green or damp concrete within the published windows.

Key Features

  • Two-component non-sag polyurethane elastomeric sealant
  • ASTM C920 Class 50 movement capability
  • Works on green concrete 24 hours after the pour
  • Works on damp concrete 60 minutes after wetting
  • Chemical cure for joints deeper than 1/2 in
  • Exceptional cut and tear resistance

Applications

  • Vertical and horizontal working joints at least 1/4 in deep
  • EIFS and common construction substrates
  • Canal and reservoir joints in submerged service
  • Joints that need Class 50 movement capability

Technical Specifications

Property Value
Manufacturer Sika
Product Sikaflex-2c NS EZ Mix+
Type Two-component non-sag polyurethane sealant
Pack 1.5 gal unit
Color Limestone (pre-tinted)
ASTM C920 Type M, Grade NS, Class 50
Working time at 73 F Approximately 1.5 to 2.5 hours
Final cure 3 days
Green concrete 24 hours after pour
Damp concrete 60 minutes after wetting
Application temperature 40 F to 100 F
MPN 597471

Product documents: Sikaflex-2c NS EZ Mix+ PDS (PDF)

Frequently Asked Questions

What joints is Sikaflex-2c NS EZ Mix+ used on?
Properly designed working joints with a minimum depth of 1/4 in, vertical or horizontal. Typical work includes construction joints, EIFS, and submerged canal or reservoir joints where a Class 50 non-sag polyurethane is specified.

What movement capability does Sikaflex-2c NS EZ Mix+ provide?
It is an ASTM C920 Type M, Grade NS, Class 50 sealant. Maximum expansion and contraction should not exceed 50% of average joint width.

What color is the Sikaflex-2c NS EZ Mix+ Limestone unit?
Limestone is pre-tinted in the pail, so Component A and B mix with a low-speed drill and no Color-pak. Architectural colors use Tint Base plus a Universal Color-pak.

What working time does Sikaflex-2c NS EZ Mix+ have at 73 F?
Approximately 1.5 to 2.5 hours at 73 F. At 40 F working time is approximately 3 hours; at 100 F it shortens to approximately 1 hour. Final cure is 3 days at 73 F and 50% RH.

What green-concrete timing does Sikaflex-2c NS EZ Mix+ allow?
It may be applied to green concrete 24 hours after the pour, and to damp concrete 60 minutes after the surface gets wet.

What potable-water listing does Sikaflex-2c NS EZ Mix+ carry?
It is certified to NSF/ANSI/CAN 61 for potable water contact, meeting applicable NSF/ANSI 600 requirements on the published sheet.