I-UCSL
Cementitious Polyurethane

I‑UCSL is a three-component cementitious-polyurethane mortar designed to level, repair, and protect concrete floors in harsh industrial environments. This high-performance self-leveling screed delivers superior mechanical strength, thermal shock resistance, and excellent chemical durability for demanding indoor applications.
Advantages
  • Low odor – suitable for indoor applications
  • Thermal shock resistant
  • Reinforces and corrects concrete surfaces
  • Superior compressive and impact resistance
  • Dense, bacteria- and moisture-resistant surface
  • Easy to clean and maintain
  • Excellent adhesion to various substrates
  • Compliant with CFIA, FDA, USDA regulations
Primary Applications
  • Food processing plants
  • Refrigerated areas / freezers
  • Refineries
  • Waste treatment plants
  • Laboratories
  • Manufacturing and circulation zones
  • Mechanical rooms
Technical Data

Property

Value

Packaging

Part A: 4 kg, Part B: 4.7 kg, Part C: 20 kg

Mix Ratio (by volume)

A:B:C – Mix full units only

Gel Time (@ 25°C)

15–20 minutes

VOC Content

<10 g/L

Shelf Life

12 months (unopened, cool/dry place)

Full Cure Time

5 days

Coverage

¼″ (6 mm): 30 ft² / 29.4 kg

⅛″ (3 mm): 60 ft² / 29.4 kg

Physical Properties @ 23°C (73°F), 50% R.H.

Property

Value

Tensile Strength

1045 psi

Concrete Adhesion

300 psi

Flexural Strength

16.2 MPa (2350 psi)

Hardness (Shore D)

82–87

Taber Abrasion

0.12 g loss (CS17, 1000g, 1000 cycles)

Water Absorption

0.12%

Thermal Expansion Coefficient

1.6 × 10⁻⁵ mm/mm/°C

(0.89 × 10⁻⁵ in/in/°F)

Softening Point

130°C (266°F)

Specific Gravity

Part A: 1.0

Part B: 1.24

Viscosity

82–87 (unit not specified)

Application Overview

Surface Preparation
  • Clean, dry, primed surface (ICRI-CSP 3–4 profile)
  • Minimum compressive strength: ≥25 MPa (3625 psi)
  • Minimum tensile strength: ≥1.5 MPa (218 psi)
  • Remove all dust, laitance, oils, coatings, sealers
Mixing
  • Mix Part A (resin), then add Part B (hardener), mix 1–3 min
  • Pour A/B into mortar mixer
  • Gradually add Part C (aggregates), mix 2–3 min
  • Always mix full units
Application Methods
  • Apply with trowel or adjustable rake
  • Smooth using stainless steel trowel
  • Spike roll to remove air and level
Restrictions
  • Apply only between 10°C and 30°C
  • Max ambient humidity: 85%
  • Substrate must be ≥3°C above dew point
  • Moisture content must be <4%
  • Not suitable for porous or moisture-transmitting surfaces
  • Protect from all moisture for 48 hours after application
  • May discolor under UV unless topcoated
  • Do not apply to wet or damp surfaces