The BTA-5000 is used to test abrasion for float glass, coated glass, and automotive glass. It is also essential for paint, coat, plastic layer, metal layer, plastic, textile, ceramic tile, wood floor, laminate floor, acrylic, furniture, and other materials to test for firmness and abrasive resistance. The instrument is an intelligent product controlled by a microprocessor, which was developed by Aoptek in domestic.