★A physical experiment for sealing performance of sealing equipment is carried out to detect whether there are defects in the sealing area.
★It can be used for real-time detection of sealing equipment. The effect is obvious, and it is easy to distinguish seal defects.
★It is easy to carry, and the dye is disposable package of dropper. It is easy to use, clean and pollution-free.
★Comply with ISO11607 standard;
★Special oil ink:
★The dye permeable dropper is more effective in combination with the seal test card and the seal tension tester.