Unp polyvalves offers peel strength testers. Peel strength tester is developed for the packaging industries for testing adhesive tapes, gums, etc. The strength require separate one fix member from the other moving over the adhered surface. The machine is designed to pull the adhesive strip over the steel strip or any other rigid strip at a constant speed without jerks. The direction of the pulling force is kept at 90 degree to separate adhesive strip. The required load is directly indicated by digital display in grams. The maximum load locking arrangement is provided to the display. Top grip is provided to hold steel strip, as well as flexible strip over which adhesive strip is pasted. The bottom grip is provided to hold adhesive flexible strip, which pull by way of motorized rotating mechanism at constant speed. This instrument takes load up to 10 kg.