Sikafloor® Pronto RB-25
Elastomeric, fast-curing, acrylic resin flooring system
Suitable for slip-resistant, trafficable wearing layers both indoors and outdoors
Sikafloor® Pronto RB-25 is a slip-resistant, fast-curing, elastomeric, coloured flooring system based on reactive acrylic resins.
- High abrasion resistance
- Good crack-bridging ability
- Very fast curing, even at low temperatures
- Good mechanical resistance
- Good resistance to specific chemicals
System Structure
Usage
Sikafloor® Pronto RB-25 is used in the following commercial and public buildings and areas:- Car park decks
- Food and beverage facilities
Advantages
- High abrasion resistance
- Good crack-bridging ability
- Very fast curing, even at low temperatures
- Good mechanical resistance
- Good resistance to specific chemicals
Colour
| Cured system colour | Sika® Pronto Pigment: approx. RAL 7032 other colours upon request |
Appearance
| Cured system appearance | Slip-resistant semi-gloss finish |
System Details
APPROVALS / STANDARDS
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Fire classification EN 13501-1, Sikafloor® Pronto RB-25, GHENT, Test report No. CR 23-0859-01
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Slip resistance DIN 51130, Sikafloor® Pronto RB-25 / 55, Roxeler, Test report No. 020224-20-6
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Slip resistance DIN 51131, Sikafloor® Pronto RB-25 / 55, Roxeler, Test report No. 020224-20-6a
System Structure
APPLICATION ON HORIZONTAL SURFACE
Total thickness: 3 mm to 5 mm
| Layer | Product | |
| 1. | Primer | Sikafloor®-10 Pronto N Sikafloor®-11 Pronto Sikafloor®-13 Pronto |
| 2. | Wearing layer | Sikafloor®-15 Pronto N (filled 1:2 with Sikafloor® Pronto Filler) Broadcast with Quartz sand or coloured quartz sand (0.7–1.2 mm) |
| 3. | Top coat | Sikafloor®-18 Pronto |
APPLICATION ON INCLINED SURFACE
Total thickness: 3 mm to 5 mm
| Layer | Product | |
| 1. | Primer | Sikafloor®-10 Pronto N Sikafloor®-11 Pronto Sikafloor®-13 Pronto |
| 2. | Base layer | Sikafloor®-15 Pronto N (filled 1:2 with Sikafloor® Pronto Filler) Broadcast with Quartz sand or coloured quartz sand (0.7–1.2 mm) |
| 3. | Wearing layer | Sikafloor®-15 Pronto N (filled 1:2 with Sikafloor® Pronto Filler) Broadcast with Quartz sand or coloured quartz sand (0.7–1.2 mm) |
| 4. | Top coat | Sikafloor®-18 Pronto |
Composition
Reactive acrylic resins
Nominal thickness
3 mm to 5 mm
Reaction to Fire
Class Cfl-s1 | (EN 13501-1) |
Chemical Resistance
Laboratory defined resistance to many individual chemicals. Before proceeding, contact Sika Technical Services for specific information.
Skid / Slip Resistance
R 12; V 6 | (DIN 51130) |
Sliding friction coefficient | 0.52 |
Application
Ambient Air Temperature
| Maximum | +30 °C |
| Minimum | +5 °C |
Relative Air Humidity
| Maximum | 80 % r.h. |
Dew Point
Refer to the individual Product Data Sheet.
Substrate Temperature
| Maximum | +30 °C |
| Minimum | +5 °C |
Substrate Moisture Content
Refer to the individual Product Data Sheet.
Waiting Time / Overcoating
Before applying Sikafloor®-15 Pronto N on Sikafloor®-10 Pronto N, Sikafloor®-11 Pronto or Sikafloor®-13 Pronto allow:
Temperature | Waiting time |
+5 °C | 50–60 min |
+10 °C | 45–55 min |
+20 °C | 35–45 min |
+30 °C | 30–40 min |
Before applying Sikafloor®-18 Pronto on Sikafloor®-15 Pronto N allow:
Temperature | Waiting time |
+5 °C | 80 min |
+10 °C | 60 min |
+20 °C | 45 min |
+30 °C | 30 min |
Applied Product Ready for Use
Temperature | Foot traffic | Full traffic |
+5 °C | ~50 min | ~2 hours |
+10 °C | ~50 min | ~2 hours |
+20 °C | ~40 min | ~1 hour |
+30 °C | ~30 min | ~1 hour |
Note: Times apply when the last layer of the system has been applied. Times are affected by changing ambient conditions, particularly temperature and relative humidity.
Consumption
APPLICATION ON HORIZONTAL SURFACE
Total thickness: 3 mm to 5 mm
| Layer | Product | Consumption |
| Primer | Sikafloor®-10 Pronto N Sikafloor®-11 Pronto Sikafloor®-13 Pronto | 1-2 × 0.3–0.5 kg/m² |
| Wearing layer | Sikafloor®-15 Pronto N (filled 1:2 with Sikafloor® Pronto Filler) Quartz sand or coloured quartz sand (0.7–1.2 mm) | ~3.6 kg/m² ~4–6 kg/m² |
| Top coat | Sikafloor®-18 Pronto | ~0.5–0.8 kg/m² applied in 1–2 coats (total max. 0.8 kg/m²) |
APPLICATION ON INCLINED SURFACE
Total thickness: 3 mm to 5 mm
| Layer | Product | Consumption |
| Primer | Sikafloor®-10 Pronto N Sikafloor®-11 Pronto Sikafloor®-13 Pronto | 1-2 × 0.3–0.5 kg/m² |
| Base layer | Sikafloor®-15 Pronto N (filled 1:2 with Sikafloor® Pronto Filler) Quartz sand or coloured quartz sand (0.7–1.2 mm) | ~1.3 kg/m² ~1–2 kg/m² |
| Wearing layer | Sikafloor®-15 Pronto N (filled 1:2 with Sikafloor® Pronto Filler) Quartz sand or coloured quartz sand (0.7–1.2 mm) | ~1.3 kg/m² ~3–4 kg/m² |
| Top coat | Sikafloor®-18 Pronto | ~0.5–0.8 kg/m² applied in 1–2 coats (total max. 0.8 kg/m²) |
Note: Consumption data is theoretical and does not allow for any additional material due to surface porosity, surface profile, variations in level, wastage or any other variations. Apply the Product to a test area to calculate the exact consumption for the specific substrate conditions and proposed application equipment.