When being filled with composite of nano- and macro-filler the RAR of coating was as 2.57 times as that of 45 steel and 2.85 times higher than that of the pure epoxy adhesive coating. Which was also higher than that of coating with nano-filler.

• 加入纳微米复合填料其相对耐磨性为正火态45钢的2.；57倍；和纯环氧胶粘剂涂层相比；提高幅度可达2