In accordance with GB/T 6739, ASTM D 3363, ISO 15184 standards, it is indicated by scratching the coating film with a pencil with a certain hardness on the drying coating film, and the hardest pencil marking does not cause damage to the coating film.
TR 5011/1 - Pencil Hardness Tester 500g
TR 5011/2 – Pencil hardness tester 750g
TR 5011/3 – Pencil hardness tester 1000g
·Pencil core to coating film pressure: 1000g/750g/500g (three models)
·Angle between pencil and surface to be measured: 45o
·Standard configuration: 1 pencil hardness tester; 1 set of pencils (13 pieces of 6B-6H); 1 pencil sharpener; 10 pieces of No. 400 water sandpaper;
·Scratch speed: 1mm/s
·Three-point horizontal adjustment is an integrated design
·The instrument comes with an observation level
·Ergonomic design of two tests, easy to take, not easy to slip hands
·The center of the wheels on both sides is designed with an arc, which is easy to control during the grip and push test
·Pencil locking/disassembling is easy
