SikaCeram-188 KH | C2TE HIGH PERFORMANCE CEMENTITIOUS TILE ADHESIVE
Product Category: Tile Adhesive
Brand: Sika
Model Code: SikaCeram®-188 KH
Description
SikaCeram®-188 KH is a high-performance cementitious tile adhesive (C2TE class) designed for thin layer tile installation up to 10 mm thickness. It provides excellent adhesion, slip resistance, and extended open time, making it suitable for demanding tile applications.
Applications
Suitable Tiles
Ceramic tiles
Porcelain tiles
Homogeneous tiles
Mosaic tiles
Low and high absorption tiles
Suitable Substrates
Concrete and mortar
Brickwork
Existing tiled surfaces (tile-on-tile)
Painted walls (if well bonded)
Heated floors
Areas of Use
Walls and floors
Interior and exterior
Large format tile installation
Key Features
High adhesion strength (C2 classification)
Slip resistant (T) → ideal for vertical applications
Extended open time (E)
Easy application with good workability
Non-sag performance for heavy tiles
Suitable for tile-on-tile applications
Compatible with waterproofing systems
Standards
EN 12004 → C2TE classification
Product Information
Type: Cementitious tile adhesive
Packaging: 20 kg bag
Appearance: Grey powder
Shelf Life: 6 months
Storage: Dry conditions, sealed packaging
Density: ~1.70 kg/L
Technical Data
Tensile Adhesion Strength: ≥1.0 N/mm²
Standard condition
Heat ageing
Water immersion
Slip Resistance: ≤0.5 mm
Mixing Ratio
4.8 L water per 20 kg bag
Consumption Guide
Tile Type
Consumption
Small tiles
2.0 – 4.5 kg/m²
Medium tiles (20×20 cm)
4.5 – 9.0 kg/m²
Large tiles
9.0 – 13.5 kg/m²
Layer Thickness
Minimum: 3 mm
Maximum: 10 mm
Application Conditions
Temperature: +5°C to +40°C
Open Time: ~30 minutes
Adjustment Time: ~30 minutes
Curing Time
Before grouting: 24 hours
Light foot traffic: 24 hours
Full traffic: 7 days
Surface Preparation
Substrate must be:
Clean
Dry
Sound
Free from dust, oil, grease
Remove weak concrete and laitance
Repair defects using Sika repair products
Special Notes
Pre-wet porous substrates (no standing water)
Maximum flatness:
Floor: 5 mm / 3 m
Wall: 4 mm / 2 m
Mixing Instructions
Add water into container
Add powder slowly
Mix for ~3 minutes
Rest for 5 minutes
Remix before use
Application Method
Apply adhesive with notched trowel
Work in small areas (~1 m² at a time)
Place tiles within open time
Use press-slide-return method
Ensure full coverage (no voids)
Back butter tiles if required
Important Notes
Do NOT add extra water
Do NOT re-wet adhesive after application
Ensure no skin formation before placing tiles
Movement Joints
Required every:
6–9 m (internal floors)
4.5 m (external floors)
Around columns and edges
Width: 6–10 mm
Performance Advantages
Strong bonding for all tile types
Suitable for large format tiles
Works on difficult substrates
Reliable in tropical climate
Professional-grade installation
Cleaning
Clean tools with water immediately
Hardened material → mechanical removal
Safety & Handling
Follow SDS guidelines
Use PPE
Store in sealed packaging
Additional Notes
Lab-tested values
Site conditions may affect results
Local regulations may vary
Summary
SikaCeram®-188 KH is a high-performance tile adhesive (C2TE) designed for professional tile installation, offering strong adhesion, non-slip performance, and extended working time, making it ideal for large tiles and challenging substrates.