Aktifit VM in radiator hoses

Peroxide

Calcined product, vinyl functionalized.

Aktifit VM offers higher tensile strength, higher tensile modulus and lower compression set as well as better abrasion resistance and improved chemical resistance.

high extrusion speed

high tensile modulus

low compression set

coolant resistance

high electrical resistance

Product characteristics	Unit	Testing method	AKTIFIT VM
Functionalization			vinyl
Color values L* Color values a* Color values b*		acc. to CIELAB	96.2 - 0.1 1.0
Particle size D₅₀ Particle size D₉₇	µm	acc. to ISO 13320-1	2.3 11.0
Residue > 40 µm	mg/kg	acc. to DIN EN ISO 787 part 18	10
Volatile matter at 105 °C	%	acc. to DIN EN ISO 787 part 2	0.1
Density Bulk density Tamped density	g/cm³	acc. to DIN EN ISO 787 part 10 acc. to DIN ISO 903-1976 acc. to DIN EN ISO 787 part 11	2.6 0.37 0.70
Spec. Surface area (BET) Oil absorption	m²/g g/100 g	acc. to DIN ISO 9277 acc. to DIN EN ISO 787 part 5	10 65
Hardness silica/kaolinite	mg	acc. to Mohs	7/4.5
Refractive index n		sin α / sin β	1.55
Water solubility Acid solubility	%	acc. to DIN EN ISO 787 part 3 acc. to DIN 53770 (0,1 N HCL)	not applicable not applicable
Chemical Analysis: SiO₂ Al₂O₃ Fe₂O₃	%	acc. to DIN 51001 (RFA)	86 13 < 1
Mineralogical Composition: Neuburg silica Calcined kaolinite	%	Based on X-ray diffraction pattern analysis combined with Rietveld	60 40
Equilibrium moisture content at 25°C and 50% relative humidity and 80% relative humidity and 90% relative humidity	%	acc. to DIN 66138	0.05 0.07 0.08
Water absorption	ml/g	acc. to Baumann	≤ 0.1
hydrophobic			X
reactive			X

Material Specification

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

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

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

More recommended Products

Sorted by crosslinking agent.

Name	Short Description
SILLITIN N 85	Standard product.
SILLITIN Z 86	Standard product with better extrusion properties, less wear than Sillitin N products.
SILFIT Z 91	Same as N 85, but with avoidance of mold fouling caused by filler, less moisture content, improved dispersion.

Name	Short Description
AKTISIL AM	Same as Silfit Z 91, but with higher tensile strength, higher tensile modulus and lower compression set, better abrasion resistance, improved resistance.
AKTIFIT AM	Same as Aktisil AM, but lower compression set.

Name	Short Description
AKTISIL VM 56	Same as Sillitin Z 86, but with higher tensile strength, higher tensile modulus and lower compression set, better abrasion resistance, improved resistance.
AKTIFIT Q	Same as Silfit Z 91, but with higher tensile strength, highest tension value and lowest compression set, better abrasion resistance, improved resistance.