SHERMAN Corona treatment speciakists

Check test Pen (dyne test pen) It can accurately test the dyne value and wetting tension of the film surface,which belongs to the advanced technology all over the world. Performance: Can accurately test the surface tension of plastic film, Which reaches the dyne value or not. So that users can clearly understand this film whether suitable for printing composing and vacuum plating Al. So we can effectively control quality and reduce waste or time delays by unqualified material. Features: Sealed pen cover, a long storage life, free from pollution, non-carcinogenic substances, to accord with the international health standards, red display, easy to use, testing accurately , reduce waste, large capacity storage for ink, long life usage.