Sikafloor® MultiDur EB-39 ECF
Sikafloor® MultiDur EB-39 ECF is a two part, electrostatic conductive, tough-elastic, self-smoothing, broadcast coloured epoxy flooring system with very high chemical resistance. "Total solid epoxy composition acc. to the test method Deutsche Bauchemie e.V. (German Association for construction chemicals)".
- High chemical resistance
- Mechanical resistance
- Impervious to liquids
- Abrasion resistant
- Slip resistant surface
System Structure
Usage
It is used as:- Tough elastic, chemically resistant coating for concrete and screed surfaces in bund areas for the protection against water contaminating liquids (according resistance table)
- Electrostatic conductive coating for areas subject to chemical exposure and demands for slip resistance
Advantages
- High chemical resistance
- Mechanical resistance
- Impervious to liquids
- Abrasion resistant
- Slip resistant surface
Packaging
Please refer to individual Product Data Sheet.
Colour
Almost unlimited choice of colour shades. Under direct sun radiation there may be some discolouration and colour deviation, this has no influence on the function and performance of the coating.
Appearance
Broadcast - semi gloss
System Details
ENVIRONMENTAL INFORMATION
- Conforms to AgBB (2012) for use in indoor environment. Test report No. 392-2015-00129301_02. Eurofins Product Testing.
- Conformity with LEED v2009 IEQc 4.2: Low-Emitting Materials - Paints and Coatings
APPROVALS / STANDARDS
- Self-smoothing, coloured epoxy resin coating according to EN 1504-2: 2004 and EN 13813, DoP 02 08 01 02 020 000008 2017, certified by Factory Production Control Body No. 0921, certificate 2017, and provided with the CE-mark
- Outgassing emission certificate Sikafloor®-390 ECF CSM: CSM Statement of Qualification - ISO 14644-8, class -9.6 - Report No. SI 1204-593
- Fire classification in accordance with DIN 4102 part 1 and part 14, Report-No. 130682-2, class B1, Institute Hoch, Germany, June 2013
Shelf Life
Please refer to individual Product Data Sheet.
Storage Conditions
Please refer to individual Product Data Sheet.
System Structure
Sikafloor® MultiDur EB-39 ECF:
| 1. Primer + Earthing connection | Sikafloor®-161 HC + Sika® Earthing Kit |
| 2. Conductive primer | Sikafloor®-220 W Conductive |
| 3. Conductive base coating + broadcasting | Sikafloor®-390 ECF, broadcast to excess with silicone carbide 0.5-1.0 mm. |
| 4. Final topcoat | Sikafloor®-390 + 5 % wt.-% Thinner C |
The system configurations as described must be fully complied with and may not be changed.
Composition
Epoxy
Nominal Thickness
~ 2.0 - 2.5 mm
Tensile Strength
~ 10 N/mm² | (14 days / +23 °C) |
Electrostatic Behaviour
| Resistance to ground1 | Rg < 109 Ω | (IEC 61340-4-1) |
| Typical average resistance to ground2 | Rg < 106 Ω | (DIN EN 1081) |
1 In accordance with IEC 61340-5-1 and ANSI/ESD S20.20.
2 Readings may vary, depending on ambient conditions (i.e. temperature, humidity) and measurement equipment.
Application
Ambient Air Temperature
+10 °C min. / +30 °C max.
Relative Air Humidity
80 % r.h. max.
Dew Point
Beware of condensation!
The substrate and uncured floor must be at least 3 °C above dew point to reduce the risk of condensation or blooming on the floor finish.
Substrate Temperature
+10 °C min. / +30 °C max.
Substrate Moisture Content
<4 % pbw moisture content.
Test method: Sika Tramex Meter, CM-measurement or Oven-Dry-Method. No rising moisture according to ASTM (Polyethylene-sheet).
Waiting Time / Overcoating
Before applying Sikafloor®-161 HC on Sikafloor®-161 HC allow:
| Substrate temperature | Minimum | Maximum |
| +10 °C | 24 hours | 3 days |
| +20 °C | 12 hours | 2 days |
| +30 °C | 8 hours | 1 day |
Before applying Sikafloor®-220 W Conductive on Sikafloor®-161 HC allow:
| Substrate temperature | Minimum | Maximum |
| +10°C | 24 hours | 4 days |
| +20°C | 12 hours | 2 days |
| +30°C | 8 hours | 1 day |
Before applying Sikafloor®-390 ECF on Sikafloor®-220 W Conductive allow:
| Substrate temperature | Minimum | Maximum |
| +10°C | 26 hours | 7 days |
| +20°C | 17 hours | 5 days |
| +30°C | 12 hours | 4 days |
Before applying Sikafloor®-390 on Sikafloor®-390 ECF broadcast with conductive aggregate allow:
| Substrate temperature | Minimum | Maximum |
| +10°C | 48 hours | 6 days |
| +20°C | 24 hours | 6 days |
| +30°C | 18 hours | 2 days |
Times are approximate and will be affected by changing ambient conditions particularly temperature and relative humidity.
Applied Product Ready for Use
Temperature | Foot traffic | Light traffic | Full cure |
+10°C | ~ 48 hours | ~ 6 days | ~ 14 days |
+20°C | ~ 30 hours | ~ 4 days | ~ 10 days |
+30°C | ~ 20 hours | ~ 3 days | ~ 7 days |
Note: Times are approximate and will be affected by changing ambient conditions
Consumption
| Coating | Product | Consumption |
| Primer | Sikafloor®-161 HC | 1-2 x ~ 0.3 - 0.5 kg/m² |
| Levelling (if required) | Sikafloor®-161 HC levelling mortar | Refer to PDS of Sikafloor®-161 HC |
| Earthing connection | Sika® Earthing Kit | 1 earthing point per approx. 200 -300 m², min. 2 per room. |
| Conductive primer | Sikafloor®-220 W Conductive | 1 x 0.08 - 0.10 kg/m² |
| Conductive base coating | Sikafloor®-390 ECF, unfilled | 1x 1.6 kg/m² Binder, broadcast to excess with silicone carbide 0.5-1.0. mm* |
| Final topcoat | Sikafloor®-390 + 5 % Thinner C | 0.75 - max. 0.85 kg/m² |
These figures are theoretical and do not allow for any additional material due to surface porosity, surface profile, variations in level or wastage etc.
*Silicone carbide "SiC 18/35 in a splintery grain shape and a grain size of 0.5-1.0 mm" can be purchased from ESH-SIC GmbH, Günter-Wiebke-Str. 1 , 50226 Frechen, Germany, http://www.esk-sic.com. As alternative the conductive aggregate "Granucol Conduct No. 7" (grain size 0.6 - 1.2 mm) can be used. Supplier: Gebrüder Dorfner GmbH & Co. Kaolin- und Kristallquarzsand-Werke KG, Scharhof 1, 92242 Hirschau, Germany, http://www.dorfner.com
CLEANING
Please refer to the individual Sikafloor® Cleaning Regime.