Rubber Composites Based on Polar Elastomers with Incorporated Modified and Unmodified Magnetic Filler

Table 1

Characteristics of strontium ferrite.

Characteristics	FD0	FD1
Specific surface area (m^2/g)	3.3	4.06
Total porosity (%)	54.94	55.62
Specific volume of pores (cm^3/g)	0.264	0.254
Density (g/cm^3)	4.13	4.73
Coercivity (kA/m)	116	117
Remanent magnetic induction (T)	0.116	0.117
Maximum magnetic induction (T)	1.150	1.260