Echo Machinery would like to share our produced H6e/CH440/H4800 mantle and concave. https://youtu.be/kf5MD5KAGUE

We finished 2pcs of concave 442.8420-02 and 5pcs of mantle 442.7230-02 in this delivery.
All products are made with precise machining on the fitting surface so that they can contact to the crusher very precisely.

Our cones are produced with US ASTM A128 standard material technology and special heat-treatment.
The special design is we increased the working thickness, which increases the wear life of the cone by 20%. 

If you want to know more details, contact us today.