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Sikafloor-32 Pronto, Pmma Resin for Crack-Bridging, Decorative Floor Finishes, Interior

Sikafloor-32 Pronto, Pmma Resin for Crack-Bridging, Decorative Floor Finishes, Interior

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SIKA

Sika is a global leader in specialty chemicals for the construction and industrial sectors. The company develops and supplies innovative products and systems for bonding, sealing, damping, reinforcing, and protecting structures. With a strong focus on sustainability and performance, Sika serves a wide range of applications including concrete production, waterproofing, roofing, flooring, and structural strengthening.

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General Specifications
Ambalaj Part A (Sikafloor Pronto Resin): 25 kg; Part B (Sikafloor Pronto Hardener): 1.0 kg packs (in 0.1 kg bags); Filler: 25 kg; Pigment: 25 kg
Baza chimică PU modified poly-methyl –methacrylate based resin
Utilizare Fast curing resin for car park decks and ramps, interior and exterior use
Metoda de aplicare Roller or trowel
Zona de utilizare Interior
Culoare Part A: Brownish-transparent, liquid; Part B: Transparent, liquid
Temperatura aerului ambiant +0 °C min. / +30 °C max.
Condiții de depozitare The product must be stored in original, unopened and undamaged packaging in dry conditions at temperatures between +5 °C and +30 °C. Always refer to packaging.
Timp de întărire 0 °C 80 minutes; +5 °C 80 minutes; +10 °C 60 minutes; +15 °C 50 minutes; +20 °C 45 minutes; +25 °C 35 minutes; +30 °C 10 minutes
Timp de lucru 0 °C ~20 minutes; +5 °C ~20 minutes; +10 °C ~15 minutes; +15 °C ~15 minutes; +20 °C ~15 minutes; +25 °C ~12 minutes; +30 °C ~10 minutes
Densitate 0.99 kg/L
Consum 3–4 kg/m²

PMMA self-smoothing crack-bridging flooring resin

Sikafloor-32 Pronto is a 4-part, PU modified PMMA, fast curing flooring resin. It is self-smoothing, crack-bridging and part of the Sikafloor Pronto RB-58 and Sikafloor Pronto RB-28 systems.

  • Static crack-bridging capacity, class A4 (-20 °C)
  • Dynamic crack-bridging capacity class B3.2 (-10 °C)
  • Very fast curing at low temperatures
  • High elongation at break at -20 °C
  • Good mechanical and chemical resistance
  • Slip-resistant broadcast surface to suit clients requirements
  • Waterproof
  • Thickness: ~2.0–4.0 mm
Usage
Fast curing resin flooring wearing layer on cementitious substrates for:
  • Multi-storey and underground car park top and intermediate decks, turning areas and ramps
  • Interior and exterior use
Advantages
  • Static crack-bridging capacity, class A4 (-20 °C)
  • Dynamic crack-bridging capacity class B3.2 (-10 °C)
  • Very fast curing at low temperatures
  • High elongation at break at -20 °C
  • Good mechanical and chemical resistance
  • Slip-resistant broadcast surface to suit clients requirements
  • Waterproof
  • Thickness: ~2.0–4.0 mm
 
Packaging

Part A: Sikafloor Pronto Resin

25 kg containers

200 kg drums

Part B: Sikafloor Pronto Hardener

1.0 kg packs

(in 0.1 kg bags)

Sikafloor Pronto Filler

25 kg packs

Sika Pronto Pigment

25 kg packs

Refer to current price list for packaging variations.
Colour

Part A: Sikafloor Pronto Resinliquid, transparent
Part B: Sikafloor Pronto Hardenerpowder, white
Sikafloor Pronto Fillerfine aggregates, white
Sika Pronto Pigment~RAL 7032.  Other colours on request

Applied colours selected from colour charts will be approximate.

Colour deviations may occur due to filling with quartz sand.

For colour matching: Apply colour sample and confirm selected colour under real lighting conditions.

When product is exposed to direct sunlight, there may be some discolouration and colour variation, this has no influence on the function and performance of the floor finish.
Technical Information
Tensile Adhesion Strength

> 1.5 N/mm2 (failure in concrete)

(DIN 1164)

Crack Bridging Ability

static

class A4 (-20 °C)

1.55mm

dynamic

class B3.2 (-10 °C)

up to 0.3mm

Chemical Resistance

Resistant to many chemicals. Contact Sika Technical Services for additional information.

Thermal Resistance

Exposure*

Dry heat

Permanent

+40 °C

Short-term max. 2 days

+50 °C

Short-term max. 1 hour

+60 °C

Short-term moist/wet heat* up to +80 °C where exposure is only temporary (steam cleaning etc.)
* No simultaneous chemical and mechanical exposure and only as a broadcast system with ~3 - 4 mm thickness.
Application Information
Mixing Ratio

Part A: Part C: Pigment = 12.5 : 25 : 1 parts by weight (pbw)

The amount of hardener required to be added to 12,5 kg of Part A: (Sikafloor Pronto Resin) is dependent on the substrate temperature.

Substrate Temperature

Sikafloor Pronto Hardener

( % pbw)

Sikafloor Pronto Filler

Sika Pronto Pigment

0 °C750 g
(6.0 %)		25 kg1 kg

+5 °C

750 g
(6.0 %)

25 kg

1 kg

+10 °C

500 g
(4.0 %)

25 kg

1 kg

+15 °C

375 g
(3.0 %)

25 kg

1 kg

+20 °C

250 g

(2.0 %)

25 kg

1 kg

+25 °C

190 g

(1.5 %)

25 kg

1 kg

+30 °C

125 g

(1.0 %)

25 kg

1 kg

The hardener powder can also be ordered under the product name "Perkadox CH 50 X“ or "Perkadox GB-50X" by Akzo Nobel, www.akzonobel.com.
Ambient Air Temperature

+0 °C min. / +30 °C max.
Relative Air Humidity

~80 % max.
Dew Point

Beware of condensation.
The substrate and uncured applied floor material must be at least +3 °C above dew point to reduce the risk of condensation or blooming on the floor finish.
Substrate Temperature

+0 °C min. / +30 °C max.
Substrate Moisture Content

≤4 % parts by weight

The following test methods can be used: Sika-Tramex meter, CM-measurement or Oven-dry-method. No rising moisture according to ASTM (Polyethylene-sheet).
Pot Life

Temperature

Time

0 °C~20 minutes

+5 °C

~20 minutes

+10 °C

~15 minutes

+15 °C

~15 minutes

+20 °C

~15 minutes

+25 °C

~12 minutes

+30 °C

~10 minutes
Curing Time

Before overcoating Sikafloor-32 Pronto allow:

Temperature

Time

0 °C~80 minutes

+5 °C

~80 minutes

+10 °C

~60 minutes

+15 °C

~50 minutes

+20 °C

~45 minutes

+25 °C

~35 minutes

+30 °C

~10 minutes

Times are approximate and will be affected by changing ambient conditions particularly temperature and relative humidity.
Applied Product Ready for Use

Temperature

Foot traffic

Full cure

0 °C~80 minutes~3 hours

+5 °C

~80 minutes

~3 hours

+10 °C

~60 minutes

~3 hours

+15 °C

~50 minutes

~3 hours

+20 °C

~45 minutes

~2 hours

+25 °C

~35 minutes

~2 hours

+30 °C

~30 minutes

~2 hours

Times are approximate and will be affected by changing ambient conditions particularly temperature and relative humidity.