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ALFAPOL AMSh — magnesia-shungite radio-shielding screed
ALFAPOL

ALFAPOL AMSh — magnesia-shungite radio-shielding screed

Other floor materials

The AMSh magnesia-shungite screed performs a protective radio-shielding function and is antistatic at the same time: specific surface and volume electrical resistance is 10⁶ per GOST 12.4.124-83. It is used together with ShT-1 plaster. Compressive strength is at least 20 MPa, flexural strength 6 MPa, combustibility class NG, site foot traffic after 8–10 hours.

Specifications

ManufacturerALFAPOL — OOO “ALFAPOL”, Saint Petersburg
Typefloor material
Useproduction halls, antistatic/conductive
BaseMagnesia-shungite protective radio-shielding screed B25 Rk1
PackagingDry mix ALFAPOL® AMSh is supplied in 25 kg bags. The gauging liquid (natural bischofite) is supplied in drums or canisters of various sizes.
Application temperatureApplication temperature: from +10°C to +25°C
CuringSite foot traffic possible under normal conditions* after: 8-10 hours
Key propertiesCompressive strength at 28 days, min.: 20 MPa; Flexural tensile strength at 28 days, min.: 6 MPa; Bond strength to concrete, min.: 1 MPa; Thermal conductivity: 0.96 W/m °C, specific volume electrical resistance per GOST 12.4.124-83: 10^6 Ohm-m, specific surface electrical resistance per GOST 12.4.124-83: 10^6 Ohm; Corrosion resistance, GOST 27677-88: petrol, mineral oil; Radiation safety standard (NRB-99/2009): class 1; Combustibility class, GOST 30244-94: NG (non-combustible); Max. aggregate size: 3 mm
Layer thicknessLayer thickness, mm: 15 - 40
ConsumptionMaterial consumption per 10 mm layer: 17 kg per 1 m²
Shelf lifeGuaranteed shelf life of the dry mix under normal conditions is 6 months from the date of manufacture.
StandardsTU 5745–001–82166262–2001; combustibility class per GOST 30244-94

Data from the manufacturer’s technical data sheet. The coating system, number of coats and quantity are selected for your project on request.

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