• GT Screed is a semi dry polymerized cementitious screed for interior & exterior applications
• GT Screed is formulated to level and repair concrete or screeds to create a suitable heavy-duty screed base
• For leveling out uneven and irregular concrete surfaces.
• Residential, Commercial & Industrial flooring
• Both interior & exterior conditions
• Screed repairing
• Single-component formulation with consistent mixing ratios
• High Compressive Strength
• Minimizes shrinkage cracking
• Excellent flexural strength
• Complied with Hong Kong, British & Chinese Standards
• Compatible with GT Tile Adhesive, Waterproofing series & GT Self Levelling products
• Hong Kong: HKHA MTS Spec. Part D, CI.2.1.1, 2.1.15
• British Standard: BS 6319 : Part 3 : 1983, BS 4551 : Part 1 : 1980
• Chinese Standard: GB/T 25181:2019
| Chemical Component | Portland cement, fine sand, filler and other chemical additives |
| Colour | Grey |
| Packaging | 40 KG |
| Maximum Aggregate Size | 4.5 mm |
| Water Demand | 4.8 – 6 L/40KG bag (Approx. 12% – 15%) |
| Density | 2.0 KG/L (wet) for 14% water demand |
| Pot Life | Approx. 2 hour |
| Thickness | 10 - 50 mm |
| Coverage | Approx. 1.75 KG/m2/mm |
| Theoretical consumption | Approx. 1.48 m2/ bag for thickness of 15 mm |
| Storage Life | 12 months (Product must kept in a dry environment) |
| Adhesion To Concrete | HKHA MTS Spec. Part D, Cl. 2.1.15 |
0.9 N/mm2 (7 days) 1.4 N/mm2 (28 days) |
| Compressive Strength | HKHA MTS Spec. Part D, Cl. 2.1.1, BS 6319 : Part 2 | 35 N/mm2 |
| Flexural Strength | HKHA MTS Spec. Part D, Cl. 2.1.2, BS 6319 : Part 3 | 7.2 N/mm2 |
| Shrinkage | Coutinho Ring, HKHA MTS Spec. Part D, Cl.2.1.6 | No cracks observed |
| DATE SHEET | |
| Product Sheet |
GT Screed Product SheetSend download link to: |
• GT WP Screed is a waterproof polymerized cementitious screed for interior & exterior applications
• GT WP Screed is formulated to level and repair concrete or screeds to create a suitable heavy-duty screed base
• For leveling out uneven and irregular concrete surfaces.
• Residential, Commercial & Industrial flooring
• Wet areas
• Both interior & exterior conditions
• Screed repairing
• Single-component formulation with consistent mixing ratios
• High Compressive Strength
• Low water absorption
• Minimizes shrinkage cracking
• Excellent flexural strength
• Complied with Hong Kong, British, German & Chinese Standards
• Compatible with GT Tile Adhesive, Waterproofing series & GT Self Levelling products
• Hong Kong: HKHA MTS Spec. Part D, CI.2.1.1, 2.1.15
• British Standard: BS 6319 : Part 3 : 1983
• German Standard: DIN 1048: Part 5
• Chinese Standard: GB/T 25181:2019
| Chemical Component | Portland cement, fine sand, filler and other chemical additives |
| Colour | Grey |
| Packaging | 40 KG |
| Maximum Aggregate Size | 4.5 mm |
| Water Demand | 4.8 – 6 L/40KG bag (Approx. 12% – 15%) |
| Density | 2.0 KG/L (wet) for 14% water demand |
| Pot Life | Approx. 2 hour |
| Thickness | 10 - 50 mm |
| Coverage | Approx. 1.75 KG/m2/mm |
| Theoretical consumption | Approx. 1.56 m2/ bag for thickness of 15 mm |
| Storage Life | 12 months (Product must kept in a dry environment) |
| Adhesion To Concrete | EN 1015 : Part 12 | 1.9 N/mm2 |
| Compressive Strength | EN 1015 : Part 11 | 37.5 N/mm2 |
| Flexural Strength | BS EN 1015-11 HKHA MTS, Part D Cl.2.1.2 & BS 6319 : Part 3 |
7.8 N/mm2 7.0 N/mm2 |
| Water Absorption | BS 1881 : Part 122 | 1.2 % |
| Water Permeability | DIN 1048 Part 5 Clause 7.6 | 6mm |
| Coutinho Ring Shrinkage | HKHA MTS Part D Cl. 2.1.6 Method 1 | No crack observed |
| DATE SHEET | |
| Product Sheet |
GT WP Screed Product SheetSend download link to: |
• GT Self levelling 818 is a 2-10 mm fast drying cementitious underlayment, for easy levelling of concrete floors or screeding before the installation of thin floor coating.
• GT Self levelling 818, free from casein or protein-based additives, is designed for environments such as hospitals, food preparation spaces & storage facilities.
• Residential, Commercial, Institutional, Industrial flooring
• Car parks, Schools, Sport Stadiums, Exhibitions Centers, Museums, etc.
• Smooth underlayment for thin floor coating
• Single-component formulation with consistent mixing ratios
• Manual or pumpable application
• High Compressive Strength
• Excellent abrasion resistance
• Self Smoothing & Levelling
• Chemical & Water resistance
• Up to 300 m2 per hour application efficiency
• Accessible for foot traffic in 2 hours under suitable conditions
• Minimizes shrinkage cracking
• Floor coverings (carpet, vinyl, PVC, rubber, wood flooring) can be apply directly
• Environmental friendly: Low pH
• Complied with European & Chinese Standards
• Compatible with GT Primer
• European Standard: EN 13813: 2002, EN 12859
• Chinese Standard: JC/T 985 : 2017 UC25F7
| Chemical Component | Selected cements, modified polymers, other chemical additives, graded filler and sand |
| Colour | Light Grey |
| Packaging | 25 KG |
| Maximum Aggregate Size | 0.6 mm |
| Water Demand | 5 – 5.5 L/25 KG bag (Approx. 20 – 22%) |
| pH Value | Approx. 11 |
| Density | 2.0 KG/L (wet) for 22% water demand |
| Thickness | 3 - 10 mm |
| Coverage | Approx. 1.65 KG/m2/mm |
| Theoretical consumption |
Approx. 9.9 KG/m2 for thickness of 6 mm Approx. 2.5 m2 / 25 KG bag for thickness of 6 mm |
| Storage Life | 6 months (Product must kept in a dry environment) |
| Adhesion to concrete | EN 13892-8, JC/T 985 | ≥ 1.5 N/mm2 |
| Compressive strength | EN 13892-2, JC/T 985 |
1 day > 13 N/mm2 3 days > 16 N/mm2 7 days > 20 N/mm2 28 days > 28 N/mm2 |
| Flexural strength | EN 13892-2, JC/T 985 |
1 day > 3 N/mm2 3 days > 4 N/mm2 7 days > 5 N/mm2 28 days > 7 N/mm2 |
| Flow ring test | EN 13813 SS 92 35 19 | > 130 mm |
| Free shrinkage | EN 13454-2 | ≤ 0.05% |
| pH value | EN 12859 | 10 - 11 |
| DATE SHEET | |
| Product Sheet |
GT Self-leveling 818 Product SheetSend download link to: |
• GT Self levelling 838 is a 5-15 mm fast drying cementitious overlayment, for easy levelling of concrete floors or screeding as a final layer or layer before the installation of thin floor coating.
• GT Self levelling 838, free from casein or protein-based additives, is designed for environments such as hospitals, food preparation spaces & storage facilities.
• Enhance chemical resistance by applying resin coating to the surface
• Residential, Commercial, Institutional, Industrial flooring
• Car parks, Schools, Sport Stadiums, Exhibitions Centers, Museums, etc.
• Underlayment for thin floor coating
• Smooth overlayment for heavy duty traffic
• Single-component formulation with consistent mixing ratios
• Manual or pumpable application
• Extra compressive strength
• Excellent abrasion resistance
• Chemical & water resistance
• Up to 300 m2 per hour application efficiency
• Accessible for foot traffic in 2 hours under suitable conditions, Full load traffic after 7 days.
• Minimizes shrinkage cracking
• Resin floor coatings can be apply directly
• Environmental friendly: Low pH
• Complied with British, European & Chinese Standards
• Compatible with GT Primer
• British Standard: BS 8204: 2002
• European Standard: EN 13813: 2002, EN 12859
• Chinese Standard: JC/T 985: 2017 Class O
C40F10
| Chemical Component | Chemical Component Fast setting cement, Portland cement, non-reactive aggregate, graded sand & other chemical additives |
| Colour | Grey |
| Packaging | 25 KG |
| Maximum Aggregate Size | 0.6 mm |
| Water Demand | 5 – 5.5 L/25 KG bag (Approx. 20 – 22%) |
| pH Value | Approx. 11 |
| Density | 2.0 KG/L (wet) for 22% water demand |
| Thickness | 5 - 15 mm |
| Available For Foot Traffic | 2 hours |
| Available For Finishing Coat | 24 hours |
| Coverage | Approx. 1.65 KG/m2/mm |
| Theoretical Consumption |
Approx. 9.9 KG/m2 for thickness of 6 mm Approx. 2.5 m2 / 25 KG bag for thickness of 6 mm |
| Storage Life | 6 months (Product must kept in a dry environment) |
| Adhesion To Concrete | EN 13892-8, BS 8204 | ≥ 2 N/mm2 |
| Compressive Strength | EN 13892-2, JC/T 985 |
1 day > 16 N/mm2 3 days > 20 N/mm2 7 days > 25 N/mm2 28 days > 40 N/mm2 |
| Flexural Strength | EN 13892-2, JC/T 985 |
1 day > 3 N/mm2 3 days > 5 N/mm2 7 days > 7 N/mm2 28 days > 10 N/mm2 |
| Abrasion Resistance | JC/T 985 | < 400 mm3 |
| Flow Ring Test | EN 13813 | > 130 mm |
| Free Shrinkage |
EN 13454-2 ASTM C 531 Air-Cured |
< 0.05% < 0.05% |
| DATE SHEET | |
| Product Sheet |
GT Self-leveling 838 Product SheetSend download link to: |
