ARMTEK <ARM> TO SELL INDUSTRIAL TIRE UNIT Armtek Corp, previously the Armstrong Rubber Co, said it agreed to sell its industrial tire and assembly division to a Dyneer Corp <DYR> for an undisclosed sum. It said the agreement covers the division's tire production facility in Clinton, Tenn., and its plants serving original equipment and replacement markets. Armstrong Tire Co, an Armtek unit, will continue to sell replacement industrial tires, the company said. Final closing is expected in the third fiscal quarter ending June 30.