1.two componenet fluid dropping machine 2.semi-automatic 3. ... the minimum amount of 0.001 ml by gum, 0.01% accuracy, frequency : more than 800 / cent3, automatically ... negative pressure to 600 millimetersAdd: operation steps1, the fluid material into the needle tube, cover the piston2, ... and start dispensingThis glue machine suitable for variety of fluid, with vacuum suction back to function, can ensure ...