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Герметики и заполнители швов \ HDM PU2K - Уголь-Тар модифицированный, два компонента полиуретановый гермет
Ürün Teknik Dökümanları |
Description | ||
Emülzer® HDM PU 2K is a two component, cold applied, chemically curing, self leveling type, polyurethane based, coal tar modified, elastomeric mastic. It has resistance to jet fuels, oils, diluted acids/bases and various chemicals. | ||
Using Areas | ||
Emülzer® HDM PU 2K has been specifically developed for sealing joints in concrete pavements where fuel and chemical spillages are likely, i.e. the airfield aprons, runways, taxiways, cargo handling areas, parking areas, petrol stations and service roads. | ||
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Surface Preparation | ||
Joint surfaces must be clean and dry. Oil, grease, bitumen or sealant remainsmust be completely removed. Loose materials on the joint walls must be removed; broken joint walls must be repaired. The joint should be cleanedwith compressed air, if it is possible. Emülzer® HDM PU 2K can be appliedon new cement joints without primer. If Emülzer® HDM PU 2K is applied onwet surfaces, it may cause foaming. The cement joint to be filled must has 80% of its whole resistance (min. 14 days). In case dust and dirt can not be removed, special Emülzer® PU Primer should be used. Emülzer® HDM PU 2K adheres perfectly clean and dry joints. If primer is used, the primer must be waited to dry. Emülzer® HDM PU 2K is affected from water before curing like all other polyurethane materials. Therefore the joints must be dry and thesealant must not contact water until chemical curing occurs. |
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Recommendations for Application |
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Mixing: Each set includes proper amount of component A and B. Entire quantity of component B is added to component A and mixed. Component B is a viscous liquid so it flows hardly in cool weather. The mixture is prepared by stirring for 3-5 min. and using a low speed electric stirrer (200-400 rpm). The stirrer is adducted to sides of the can to achieve a homogenous mixture. The stirrer must be at a sufficient depth in the packaging to prevent air admission. In case the stirrer is brought very closer to the surface, air bubbles may occur and waterproofing properties of Emülzer® HDM PU 2K may be reduced. The pot life is between 30-45 min. at 20°C temperature. However, it is recommended to work with applicable amount in 1/2 hour. The mixture must be used in 30 minutes, otherwise irreversible gelation will begin. Reduction of viscosity and elongation show the end of the pot life. The material that is in this situation should not be used.
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Consumption | ||
1,250 kg/dm3 | ||
Packaging | ||
A + B = 5 kg Set - 72 Sets / Pallet | ||
Ürün Teknik Dökümanları |