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friction kelly bar supplier china
friction kelly bar supplier china
friction kelly bar supplier china
Product's Name :

friction kelly bar supplier china

Model No. : 10
Detail :

Kelly bar is the key part of a rotary drilling machine, and its quality directly affects the performance of the whole machine. The main purpose of kelly bar is to transfer the torque of rotary drive and crowd pressure of the crowd system to the drilling tool. Based on the rich manufacturing experience and by absorbing the advanced technology both at home and abroad.

Type: Friction Kelly Bar

 Sections: 3,4,5 Material: 1st-2nd sections: Q345B;3rd-4th sections:27SiMn or 35CrMo 

Application: used with piling rigs for drilling in dense sand and gravel and weak to strong rock

The features of UNIMATE kelly bar are as follows:

1-Adopt the advanced technology of 6-key design in the world and standard modular design.

2-Equipped with advanced processing facilities,processing technic and manufacturing equipments,UNIMATE kelly bar enjoys a low weight,high strength,high straightness of single bar,thinner tube,smaller inter-tube distance and good abrasion resistance.

3-The raw materials are either imported from Germany like the high abrasion resistance materials,or from Chinese top manufacturer such as the seamless steel tube with alloy. All the tubes made in China are specially made seamless alloy tube,which guarantees the accuracy of the sizes,location,physical properties and easy welding. The small-diameter tubes undergo reheat treatment,which strength is up to 800kg level. The friction kelly bar can be used under full torque.

4-All the outer keys have undergone special heat treatment.Therefore,they possess higher hardness,higher flexibility ad excellent welding properties,which provide higher abrasion resistance to the keys.

Company Name : UNIMATE Heavy Industry Co., Ltd.
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Business Type : Manufacturer
Product/Service : kelly bar,drilling buckets,drilling auger
Company Address : Room 601,Building 8, Xingsha International Enterprise Centre,Luositang Road,Xingsha District
Postal Code : 410000
Contact Person : kellybarunimate
Phone : 86 731 81820836
Fax : 86 731 81820836
WebSite : http://www.chinaunimate.com

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