Name: Paint film adhesion tester
Model: QFZ-II-Manual
Weight: 100G/200G/500G
Applicable sample size: 50*120MM
Workbench stroke: 80MM
Diameter of drawing pattern: 0-10.5MM
Effective area of workbench: 50*100MM
Dimensions: 320*146*210MM
Net weight: 2.79KG
Packing size: 430*190*240MM
Gross weight: 8KG
Instructions:
*Prepare the sample according to the specified requirements.
*It is best to replace the steel needle with a new one at the beginning of use, and the needle tip is about 3MM away from the workbench.
*Adjust the eccentric position of the needle tip according to the required drawing diameter, and then tighten it with screws.
*Press the prepared sample with the coating surface facing up on the workbench and press it with a pressure plate.
*Add weights to the weight plate according to the specified requirements.
*Lift the movable half nut to move the workbench to the outer end, and then put down the movable half nut.
*Move the pressure rod to make the needle tip contact the film surface.
*Shake the hand wheel, and the steel needle will draw a spiral pattern on the sample. According to the pattern, the adhesion of the coating can be judged as excellent, good, medium, poor or bad.