1.20/40 high grade proppant sand
2.High crushing strength
3.Increase output of 30%-50%
4.supplier of sinopec and petrochina

                    20/40 high grade proppant sand

         Intertek Refractories Co., Gongyi City, founded in 2001, the company is located in China famous hometown of refractories - Henan Gongyi.

         The company has strong technical force and advanced production testing equipment, has a production plant of 40,000 square meters, 8 rotary kiln environment-friendly, more than 300 sets of various types of production equipment with annual production capacity of 200,000 tons. Companies devote themselves to scientific research, innovation, more than 50 existing types of technical personnel, has developed a high-density, medium density, low density and many other series of ceramic products, covering 20/40 mesh, 40/70 mesh, 30 / 50 mesh and other specifications, product quality inspection by the authority of the department are up to national industry standard, low-permeability oil and gas fields is an ideal material fracturing. Marketing network all over the Daqing, North China, Central China and a number of oil units, due to excellent quality, our products get the user units alike in recent years, sales were maintained at 200,000 tons / year or more.

Here are the specifications of our productions. 

Of testing equipment:

To meet the demands of domestic oil Wells,customers can choose different specifications of products according to different strength and depth.

Please contact us with your detailed requirements.