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Dayton Superior Pentra Hard Finish 5 Gallon 143606

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Sika Sikaflex 2C SL 1.5 Gal Limestone 91026

Sikaflex-2c SL is a two-component self-leveling polyurethane sealant in a 1.5 gal pre-pigmented Limestone unit for horizontal working joints at least 1/4 in deep. It flows into plaza, sidewalk, and deck joints without tooling a non-sag bead.

  • Self-leveling for horizontal working joints
  • Pre-pigmented Limestone 1.5 gal unit
  • Application time approximately 4 hours at 73 F
$75.50
Availability: In stock ( 43 Available )

Sikaflex-2c SL

Sikaflex-2c SL is a two-component, self-leveling polyurethane elastomeric sealant for horizontal working joints at least 1/4 in deep. This 1.5 gal Limestone unit is pre-pigmented for plaza, sidewalk, and deck joints; vertical work needs a non-sag grade such as Sikaflex-2c NS EZ Mix+. Application time is approximately 4 hours at 73 F, with a chemical cure that fills deep horizontal joints.

Key Features

  • Two-component self-leveling polyurethane elastomeric sealant
  • ASTM C920 Type M, Grade P, Class 25
  • True self-leveling flow in horizontal joints
  • Chemical cure for deep non-moving joints over 1/2 in
  • Exceptional cut and tear resistance
  • Pre-pigmented Limestone with no Color-pak required

Applications

  • Horizontal working joints at least 1/4 in deep
  • Plaza decks, sidewalks, and similar flat work
  • Canal and reservoir joints in submerged service
  • Joints that need a self-leveling polyurethane

Technical Specifications

Property Value
Manufacturer Sika
Product Sikaflex-2c SL
Type Two-component self-leveling polyurethane sealant
Pack 1.5 gal unit
Color Limestone (pre-pigmented)
ASTM C920 Type M, Grade P, Class 25
Application time at 73 F Approximately 4 hours
Tack-free Approximately 6 to 8 hours
Final cure 3 days
Application temperature 40 F to 100 F
Service temperature -40 F to 170 F
MPN 91026

Product documents: Sikaflex-2c SL PDS (PDF)

Frequently Asked Questions

What joints is Sikaflex-2c SL used on?
Properly designed horizontal working joints with a minimum depth of 1/4 in. Typical work includes plaza decks, sidewalks, and submerged canal or reservoir joints where a self-leveling polyurethane is specified.

What movement capability does Sikaflex-2c SL provide?
It is an ASTM C920 Type M, Grade P, Class 25 sealant. Maximum expansion and contraction should not exceed 50% of average joint width on the published sheet.

What color is the Sikaflex-2c SL Limestone unit?
Limestone is pre-pigmented in the pail, so no Color-pak is required. Architectural colors use Tint Base with Color-pak purchased separately.

What application time does Sikaflex-2c SL have at 73 F?
Approximately 4 hours at 73 F and 50% RH. Tack-free time is approximately 6 to 8 hours, and final cure is 3 days.

What joint orientation suits Sikaflex-2c SL?
Self-leveling consistency is for horizontal joints. Vertical or overhead joints need a non-sag grade.

What service temperature range does Sikaflex-2c SL cover?
Published service temperature is -40 F to 170 F. Apply when air and substrate are 40 F to 100 F.