Sillitin N 85 in molded gaskets, o-rings and radial shaft seals

General

Sillitin N 85 is a standard product and applicable for slightly higher requirements for color and dispersion and low compression set.

 

  • very low sieve residue
  • good mixing and dispersion properties
  • long flow time with short vulcanization time
  • easy deflashing
  • low compression set
  • good media resistance (fuel, oil, water, acid)
Product characteristics Unit SILLITIN N 85
Color values L*
Color values a*
Color values b*
93.5
1.0
9.0
Particle size D50
Particle size D97
µm
3.5
17.0
Residue > 40 µm
mg/kg
25
Volatile matter at 105 °C % 0.5
pH Value 8.7
Density
Bulk density
Tamped density
g/cm³
2.6
0.30
0.50
Spec. Surface area (BET)
Oil absorption
m²/g
g/100 g
11
45
Hardness silica/kaolinite
Abrasivity
mg
7/2.5
35
Refractive index n 1.55
Water solubility
Acid solubility
%
< 0.5
< 1
Chemical Analysis:
SiO2
Al2O3
Fe2O3
%
84
10
< 1
Mineralogical Composition:
Neuburg silica
Kaolinite
Other minerals
%
65
20
5

In order to make available to you the most important information about our products at all times, you will find here the Material Specification.

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The aspects to observe when working with our products are detailed in our Material Safety Data Sheet, which also can be downloaded.

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All information about material characteristics, application fields and benefits can be found in this Technical Data Sheet and is also for download available here.

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