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GVVS-16-Based Formulations

  /  
09.12.2019
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Basic formulations* of GVVS-16-based dry mortar mixes produced by SGK CJSC

1. Finishing self-leveling poured floor

No. Raw materials Percentage content
1 GVVS-16 gypsum plaster («SGK» CJSC) 40
2 Mineral filler (microcalcite / dolomite powder) 46
3 Quartz sand (0–0.3 mm fraction) 10
4 Portland cement (М400/М500) 2
5 Low-viscosity water-retaining additive 0.15
6 Defoamer 0.1
7 Hyperplastisizer 0.2
8 Redispersible polymer powder 1
9 Setting accelerator (tartaric acid) 0.05–0.1
No. Technical characteristics Indicator
1 Water requirement (W/S), L/kg 0.2–0.25
2 Mobility time, min 40
3 Possibility of service passage, hours 5
4 Flexural strength after 7 days, MPa 8
5 Compressive strength after 7 days, MPa 25
6 Strength of adhesion to base, MPa 1

2. Base leveler - poured floor

No. Raw materials Percentage content
1 GVVS-16 gypsum plaster («SGK» CJSC) 50
2 Quartz sand (0,3–0.6 mm fraction) 45.69
3 Portland cement (М400/М500) 4
4 Low-viscosity water-retaining additive 0.1
5 Defoamer 0.05
6 Hyperplastisizer 0.1
7 Setting accelerator (tartaric acid) 0.06
No. Technical characteristics Indicator
1 Water requirement (W/S), L/kg 0.2–0.25
2 Mobility time, min 30
3 Possibility of service passage, hours 3
4 Flexural strength after 7 days, MPa 9.5
5 Compressive strength after 7 days, MPa 30
6 Strength of adhesion to base, MPa 0.8

3. Finishing putty

No. Raw materials Percentage content
1 GVVS-16 gypsum plaster («SGK» CJSC) 30
2 Microcalcite (60–100 µm) / chalkstone 63
3 Hydrated lime 5
4 Water-retaining additive 0.4
5 Redispersible polymer powder 1.5
6 Setting accelerator (tartaric acid) 0.1
No. Technical characteristics Indicator
1 Water requirement (W/S), L/kg 0.35–0.4
2 Mobility time, min 150
3 Drying time of a 1 mm layer, hours 5
4 Flexural strength after 7 days, MPa 4.5
5 Compressive strength after 7 days, MPa 7
6 Strength of adhesion to base, MPa 0.9

4. GWB putty for caulking and joint sealing

No. Raw materials Percentage content
1 GVVS-16 gypsum plaster («SGK» CJSC) 60
2 Microcalcite (60–100 µm) / chalkstone 36
3 Hydrated lime 3
4 Water-retaining additive 0.3
5 Redispersible polymer powder 1
6 Setting accelerator (tartaric acid) 0.05
No. Technical characteristics Indicator
1 Water requirement (W/S), L/kg 0.37–0.41
2 Mobility time, min 60
3 Drying time of a 1 mm layer, hours 5
4 Flexural strength after 7 days, MPa 6
5 Compressive strength after 7 days, MPa 10
6 Strength of adhesion to base, MPa 1.1

5. Gypsum for manual application–— «Premium White»

No. Raw materials Percentage content
1 GVVS-16 gypsum plaster («SGK» CJSC) 60.66
2 Perlite (М-75) 6
3 G-5 BII gypsum 30
4 Hydrated lime 3
5 Water-retaining additive 0.2
6 Blowing agent 0.06
7 Rheological additive 0.05
8 Setting accelerator (tartaric acid) 0.03
No. Technical characteristics Indicator
1 Water requirement (W/S), L/kg 0.55
2 Mobility time, min 80
3 Drying time of a 10 mm layer, days 3
4 Flexural strength after 7 days, MPa 1.5
5 Compressive strength after 7 days, MPa 3.5
6 Strength of adhesion to base, MPa 0.4
7 Consumption of dry mix per 1m2 for a 10 mm layer, kg 7.0–8.0

6. Gypsum adhesive for mounting GWB and TGPB

No. Raw materials Percentage content
1 GVVS-16 gypsum plaster («SGK» CJSC) 50
2 Filler (dolomite/micro marble, 0–0.2 mm fraction) 47.6
3 Hydrated lime 2
4 Water-retaining additive 0.3
5 Setting accelerator (tartaric acid) 0.1
No. Technical characteristics Indicator
1 Water requirement (W/S), L/kg 0.4–0.45
2 Mobility time, min 60–100
3 Flexural strength after 7 days, MPa 4.0–4.5
4 Compressive strength after 7 days, MPa 10–15
5 Strength of adhesion to base, MPa 0.4

* All listed formulation and specifications are approximate, were developed on the basis of specific local raw materials, and serve as guidelines. To achieve the required parameters, each manufacturer of dry mortar mixes needs to conduct their own tests.

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