Impel offers IS/IEC metric frame Motors in Aluminum die cast body construction. These motors cater to the needs of the global customer for light weight and efficient motors with improved ventilation. The EX aluminum range covers products with outputs from as little as 0.18Kw to 1.5Kw in frame sizes 63 to 132M in 2,4 & 6 pole speed. Some of the benefits of aluminum over cast iron include high resistance to corrosion and atmospheric attack (except chlorine, salt-laden or sulphuric acid) and the fact that aluminum is approximately one third the weight of cast iron.