E & E / Cable Bedding / Talc

Talc

Mineral: Talc 

 

Talc (magnesium silicate, chemical formula Mg3(OH)2/Si4O10)

  • Lamellar nature
  • Low Mohs hardness of 1 (being the softest mineral in the range)
  • Hydrophobic surface and, as a result, low water absorption
  • High brightness
  • High purity
  • High inertness in various media

 

Basic properties

Property Value Unit
Moisture 0.2 [%]
pH 9 [-]
Hardness (Mohs) 1 [-]
Refractive index 1.57 [-]
Density 2.8 [kg/ dm3]

 

Products 

Product Grade D50

[µm]

D97

[µm]

OA

[g/ 100 g]

L*
Tital VT  15 8 22 52 96
 20 10 28 48 96
 30 15.5 60 40 96

 

Production locations: Brassington (UK)

Application

Talc has a positive effect on moisture resistance of the compound and can also affect the rheology and the mechanical properties of the cable bedding compounds

Functionalities: Performance

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