Disclosed is a minable type silicone rubber composition including as an essential components:(A) 100 parts by weight of an organopolysiloxane represented by the following average compositional formula (I) and having a polymerization degree of at least 100; R1aSiO(4-a)/2   (I) wherein R1 are, identical or different, unsubstituted or substituted monovalent hydrocarbon groups, and a is a positive number of 1.95 to 2.05;(B) 70 to 150 parts by weight of fumed silica having a specific surface area of more than 200 m2/g;(C) 0.1 to 30 parts by weight of an organohydrogenpolysiloxane having at least two hydrogen atoms bonded to silicon atoms in one molecule; and(D) 0.1 to 10 parts by weight of a hydrosilylation reaction catalyst.