This product is direct-coupled single-stage water ring vacuum pumps, combines the advanced and developed similar products. Impeller made of copper alloy with high-quality, mechanical seals, suction port configuration aeration valve and pump chamber coating. Has a simple structure, small volume, pumping speed large, high vacuum, low energy consumption. Downtime is not choked to death etc., are widely used in food machinery, pharmaceutical packaging, sterilization equipment, textile printing and dyeing plastic products and other industries.Items:SK-0.15、SK-0.2、SK-0.3、SK-0.5、SK-1.2、SK-1.5、SK-2A,Motor power:0.55~4KW,extract capacity:0.15~2(m3/min),Limit vacuum:-0.097MPa。