... monitor the viscosity, pneumatic double diaphragm pump loop ink or glue, safe, reliable, accurate detection of ... composite, the viscosity of coating consistency. Is the printing press, lamination machine, coating machine perfect configuration! TypePKN-18External ... second gear)Test formPulse-type detectionFeaturePneumatic diaphragm pumps circulating ink and glue, pneumatic valve control solvents, fire, ...