خام المنغنيز سعر المطرقة محطم. خام الفلسبار محطم. حجر تأثير محطم regionaltelemedicineeu. Crusher Wikipedia A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust, The earliest crushers were handheld stones, where the weight of the stone provided a boost to muscle power, used against a . .