It toke us long until we reach the current steel composition, to enhance screen mesh quality to fit the exposed material from stone for durability, broken point, or bending.
the grade start from #45 to 65 with manganese not less than 0.45, 1.5mx2m and 2mx2.5m
our recommended product for durability and heavy duty performance is 65MN with carbon 0.63 combined with MN 1.20+
the product bellow 65MN come with anti rust oil, rust resistance for longer storage time.