With everyone's impression of acrylic
products are easily scratched, but not all acrylic products are easily scratched, there is a hierarchy of surface hardness of acrylic materials, only low hardness grade acrylic products are easy to be scratched.
The Noble allow acrylic factory as you say: how the yakeli the surface hardness is divided.
Acrylic products from low to high hardness generally divided into: 2 b, 1 b, HB, 1 h, 2 h, 3 h, can achieve 3 h surface hardness is very high hardness.
Want to know the hardness of acrylic, the most professional way is to use measuring instrument for testing the hardness of measured data that high precision;
It doesn't matter if there is no such equipment, a pencil is not a 2 b, 1 b, HB, 1 h, 2 h, 3 h the number, the simplest method is in turn take corresponding type of pencil yakeli the surface delimit blow, can leave scratches in acrylic products above is corresponding to the hardness of the pencils.
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The expert engineers of Noble Awards Co.,ltd. always develop with utmost precision so that all quality standards are met during the production. we are looking forward to becoming a trusted supplier of customers. visit us at Noble Awards.
have three basic components.