... . 5.It is especially used to the hammer and board hammer of large crushers and the lining plate of ... sand stone, coal spoil, basalt etc. Features of Casting crusher hammer plate: 1) Material: high manganese steel: Mn13%, Mn18%, ... cement, petroleum etc. 3) Production quality testing: High frequency infrared carbon & sulfur analyzer, Metallographic microscope, Machinery performance testing equipment, ...