CMC bestselling cone crusher, PF4A, is presented in CONEXPO-CON/AGG 2023 with USA agent APACHE and dealer CRISP. PF4A caught a lot of attention, especially for its extra heavy duty structure and self-tighten concave /mantle design (USA Patent) . Extra heavy duty structure of CMC High Performance Cone Crusher, allows it work in challenging crushing condition without causing any unnecessary trouble. Self-tighten concave/mantle design makes the replacement of concave/mantle much easier than before and it’s relatively time-saving for the owner.