No... AFAIK satanists do not try to convert. They are just Evil. But apparently that is not much of a problem - for you and others, however.

Children Describe Satanic Ritual Abuse and Sacrifice (Updated) (video) [link to vigilantcitizen.com]

Facts on "Human Sacrifice" in LaVeyan Satanism [link to altreligion.about.com]
"Symbolic Sacrifice As Source of Wrath:
.The Satanic Bible does discuss a symbolic human sacrifice through hexing, a magical working that "leads to the physical, mental or emotional destruction of the 'sacrifice' in ways and means not attributable to the magician."

Group of Satanists Sacrifice and Eat People in North Carolina - Arrested


But just continue to get on the cases of Christians.... who try to convert people, Oh, the horror!