Bauer Rotary Drilling Rig BG28 lower roller support wheel

Quality is our Bank(HM 1301010401)

Lower Roller for Bauer Rotary Drilling Rig BG28 BG36

Support Wheel for Bauer Rotary Drilling Rig BG28 BG36

Undercarriage Parts for Rotary Drilling Rig

F 1 lower roller structure and technical

1.Roller: Use the 40Mn2 or 50MN2 Steel materials with good hardenability to forging, after quenching and tempering and medium frequency hardening , surface hardness will be HRC55-60,and the depth of hardening will be 6-8mm, ensure the strength and wear resistance.
2.Pin: Use the 40Mn2 or 50MN Steel materials, after quenching and tempering and medium frequency hardening, the surface hardness will be HRC55-60, and the depth of the hardening will be 3-5mm, has good comprehensive mechanical performance.
3.Floating oil seal: Use the alloy of high chromium and molybdenum, hardness will be HRC65-72, the bright band is 0.1um-0.2um.
4.O-type sealing ring: Use the material Nitrile Rubber what made of Butadiene and Acrylonitrile, has high oil resistance and high temperature resistance.

F2 Specification for Lower roller of excavator/ Rotary Drilling Rig, Bulldozer 

F3 Rotary Drilling Rig Undercarriage Parts Application

F4 Manufacture Process

F 5  Rotary Drilling Rig Spare  Parts Warehouse

F6 Packing and Delivery

F2 Fair Show: Bauma China Exhibition-2010

Q1.Are you a manufacturer or trading company?
- Yes, we have two factories and we are the leading manufacturer in China. Welcome if you have plan to visit our
factory and inspect the products.
Q2.How is your products quility?
- We manufacture products basic on serving our mother company which is a professional foundation construction company since 2003, we deal with machinery and spare parts problems and improve it
- With foundation construction company and manufacturers experience, we do know the important of the perfectness ratio of machine. Machine is our customer's bank and quality is our bank.
Q3.Do you accept sample order?
- Yes sure, please contact us for details.
Q4.How about your after-sales service?
As a manufacturer, we offer promote technology support for all problems and questions.
Besides, we accept goods return or replace for quality problem.
Q5.Where is your factory located in?
Our factory is located in Changsha city,Hunan province, China.