By this training, they can learn more about the products and introduce the Feature of our roll groover machine to customers and we can become more professionally.

 Our Hongli roll grooving machine is connected by clamps, and the advantages are :

1: Provide compensation for axial thermal expansion and contraction.  

2: Adapt to the settlement of the pipeline.  3: Relieve vibration noise.

 At present, the product types of our roll grooving machine are 

1: integral type 

2: split type.  

Each has its own advantages and disadvantages.

 If you want to know more, you can contact our sales person for more information.