Again there are many types of vacuum pumps. Vane pumps can work dry, in oil or in water with electric motors. There are also venturi pumps that work with water or compressed air. All pumps need some protection from excess resin entering the vacuum lines and into the pump. The danger of this is much […]
There are two types of leak detectors that are available. One is a simple visual indicator, and the other is an ultrasonic noise detector that is converted to a noise that we can hear through a set of earphones.