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Microsilicates for
dry bricklayer’s mixtures  |
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Microsilicates, size from
0.16 to 0.63 mm. The source material to produce dry bricklayer's
mixtures.
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glues for
gas-concrete, terracotta, faience |
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ground coat for gas-concrete and
thermal insulation systems |
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| New technology scheme for
production of precise washing, dry sands (dry microsilicates) start
from year 2005. |
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| Additional material for
concrete solutions |
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River sand, fraction
0.16-5 mm, BNS (Bulgarian National Standard) 171-83. Intended for
buildings, precast reinforced concrete units, for
roads requiring a high degree of safety for the building category.
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| Sand for limy construction
solutions |
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River sand, fraction
0.6-15 mm, BNS 2271-83. Intended for buildings, precast reinforced
concrete units for roads and other constructions requiring a high
degree of safety for the building category.
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| Ballast for road foundations |
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River sand, fraction 0-50 mm, BNS 8991-76.
Intended for roads and other constructions requiring a high degree of
safety for the building category.
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| Additional material for
concrete solutions |
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River ballast, fraction
5-30, BNS 169-81. Intended for buildings, precast reinforced concrete
units, for roads and other constructions requiring a high degree of
safety for the building category according to art. 137, para.1 of the
Territory Structure Act and the Regulation under art. 137, para. 2,
Territory Structure Act from first to third.
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| Additional material for
bituminous mixtures for surface treatment |
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River ballast, fraction
30-80 mm, BNS 2282-83. Intended for roads and other constructions
requiring a high degree of safety for the building category.
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All
materials meet the BNS (Bulgarian National Standard) requirements and
have certificates of production control, issued by the Test Centre and
European Certification, town of Stara Zagora, in accordance with the
Regulation for the essential requirements and assessing the
correspondence of the construction products, introduced by directive
89/106 EEC.
Dredging "Istar" PLC has own laboratory for strict quality control of
the products.
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