High manganese steel made cone crusher concaves are basically bowl shaped mantles that have been produced by following metal casting method. These abrasion protected concaves are used as essential parts of cone crushing systems required in cement production, metallurgy and petroleum industries. Easy to replace, quality of these cone crusher concaves has been tested on the basis of metallographic microscope based test, sulfur and carbon analyzer testing and ultrasonic inspection testing procedures. Quick to fix, these cone crusher accessories are highly durable, abrasion and rust protected. High strength, perfect diameter, long lasting surface finish and ergonomic appearance are the key features of these crusher spare accessories.