ANALYSIS OF COMPRESSOR ISENTROPIC EFFICIENCY TYPE SULLAIR SCREW AIR COMPRESSOR IN FACTORY OF HOT STRIP MILL CASE STUDY IN PT. KRAKATAU STEEL (PERSERO) CILEGON BY USING COMPUTER AIDED THERMODYNAMICS TABLE 2 (CATT2) - Puspawan, Angky (Fakultas Teknik Universitas Bengkulu, 2015)