Our company is enterprising manufacture,supply and export of graphite products.


Zhengnai Industry co., LTD

RP|HP|SHP|UHP|Graphite Electrode Suplier

+86 19903830057zhengnaishiye@gmail.com

Stable product quality

Meet international standards

Meet the international standards

With excellent performance to meet your needs


Quality is our guarantee

A long service life in actual use

The best price and huge discount

Quick delivery

Short production cycle

Scientific and rapid distribution and storage

Guaranteed logistics and transportation

Good service

Professional engineers

No matter which link you have questions,we will provide service for you

If there is anything unclear,our professional staff will answer it for you

Good quality & Good service

Questions & Answers


  • Graphite Electrode Machining Services
  •  What is graphite electrode machining After calcination and graphitization, the size of the formed blank varies, sometimes bending and deforming to a certain extent, bumping or falling, and the surface is rough and uneven because of some fil
  • Different screens
  •  Main components of single-axis inertial vibrating screen The main components of the single-axis inertial vibrating screen are the screen frame and the single-axis inertial vibrator. The screen frame is mounted on the cylindrical spring or t
  • Information on graphite particle sieving
  •  Definition of graphite electrode purity Purity is the percentage of the aggregate in the aggregate or powder of a nominal size that actually meets the size requirements. Definition of granular purity Granular purity is a work indicator for
  • Sieved product
  •  There are two ways to operate the ball mill. Our company has a special storage warehouse and storage method to ensure the safety of graphite electrode storage 1. Continuous production, that is, continuous feeding from one end, continuous di
  • How to choose a shredder
  •  The main point of choosing a shredder The choice of crushing machinery should first be considered based on the strength and hardness of the material, the size of the block, the required crushing ratio and other factors. Hard material select
  • Hammer crusher and Ball mill
  •  Roller crusher can crush various carbon materials The roller crusher is a crushing machine mainly used for crushing or fine crushing in a carbon plant, and can crush various carbonaceous raw materials. Working part of the double-tooth rolle
  • Horizontal rotating bed calciner
  •  Discharge amount is inversely proportional to calcination quality The size of the calcination tank is fixed, and the time for the raw material to pass through the calcination tank is mainly affected by the discharge amount, and is related t
  • Smashing and screening are essential
  •  Cylinder dryer structure The cylindrical dryer structure is a tiltable, rotatable metal cylinder with different forms of baffles installed to increase the contact time between the material and the heat medium. Cylinder dryer deflector has 3
  • Crushing and milling
  •  The difference between crushing and milling The crushing is to change the larger block material into smaller pieces or granular materials, and the grinding is to grind small pieces or granular materials into powdery materials. 5 levels of s
  • Factors affecting production
  •  2 reasons for calcining petroleum coke rotary kiln The speed of movement of the raw material in the rotary kiln, the time of the raw material passing through the rotary kiln and the calculation of the filling rate in the kiln. 1 measure to

ABOUT USAbout us

Zhengzhou Zhengnai Industry co., LTD. was incorporated in 2011, is a comprehensive in China which enterprise integrating science, industry and trade. Graphite products : Graphite Electrodes, Graphite crucibles,Graphite blocks Advantages: high quality, good service, best price. ZhengNai is a well-known supplier in Graphite Electrode field in China for its large scale, environmental protection and high level equipment. The main products are Regular Power Graphite Electrode/high power Graphite Electrode/Ultra High Power Graphite Electrode/Super High Power Graphite Electrode/Electric ARC Furnace Graphite Electrode . Our products are sold all over China and exported to six continents.Over 30 countries and regions. Sincerely welcome new and old customers at home and abroad, and cooperate with us to create a better future hand in hand! E-mail: zhengnaishiye@gmail.com Tel:+86 0371-65328166 Mobile:+86 19903830057...