Semi-amorphous organogenic limestone of sedimentary origin with high purity and whiteness. Used in rigid and plasticized PVC for low absorption in relation to high fineness. Also used in rubber, in high quality water-based paints, enamels, cementites and in the paper industry.

Typical values
    Microcarb SB Microcarb SM
Specific gravity g/cm3 2,7 2,7
Median particle size (d50) μ 2.2 1.9
Specific surface area (BET) m2/g 3.6 3.8
Bulk density (tamped) g/cm3 0.90 0.87
Sieving residue at 44 μ % < 0.01 < 0.01
Main applications
  • PVC and HFFR cable compounds
  • Thermoplastic and elastomeric compounds
Downloads
Technical sheet Microcarb SB

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Technical sheet Microcarb SM

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Other products

Hydrofy

Mg(OH)2
Magnesium hydroxide

Hydrofy is the trademark of our Magnesium Hydroxide flame retardant fillers. Hydrofy allows the production of Halogen Free Flame Retardant (HFFR) compounds with a very low emission of smoke.

Magfy

MgCO3
Magnesium carbonate

Magfy is the trademark of our Magnesium Carbonate obtained from high-purity Magnesite. Magfy is used as a flame retardant filler for halogenated polymers.

Hydromix

Magnesium based blend

Hydromix is the commercial name of the range of Magnesium Hydroxide (Hydrofy) – and Magnesium Carbonate (Magfy) – based flame retardant blends produced by Nuova Sima.

Some news from our company

2022-05-02
Wire 2022, Düsseldorf

Nuova Sima will be there!

2022-04-30
Alufy ECO 2

A green revolutionary product presented at cables 2022 in köln

2021-07-19
Cables 2021, Cologne

Nuova Sima will be there!