Zhengzhou Sijihuo Refractory Co.,was founded in 2000.After years of development,it has become a backbone enterprise in the production of refractories used in the fields of metallurgy,building materials,electric power,and chemical industry.The company has fixed assets of 170 million yuan and 158 employees, including 26 technical staffs. It has two subsidiaries, eight departments and 12 functional departments, six production plants, a R&D center and a test center.
We have passed the ISO 9001 and CTC certification,and every customer in this world is welcome to have a visit to our company and factory to check our strength.
Acid-proof brick is a kind of acid-proof product that takes many mine products with inorganic and nonmetal as raw material, makes of crashing, grinding , classification of the integrated grain separately, And then via molding and shaping by pressing , high temperature burning.Which possesses Good acid resistance ,Low apparent porosity ,Compact texture, well-controlled dimensions.
Application: It is used as working lining for anti erosion and acid proof pickling groove,acid storage tank,leaching tower,anti-erosion and acid proof floor,tubes and etc, Except hydrofluoric acid as the medium in chemical, petroleum, metallurgic, smelt, electric power, fertilizer, fiber, pharmacy, and alkaline system industries.
Specification | High duty acid resistant brick | Light weight acid resistant brick |
SiO2 % ≤ | 65% | 65% |
Al2O3 % ≥ | 35% | 35% |
Acid-proof rate % | 99% | 98% |
Bulk density g/cm3 | 1.6-1.8 | 1.0-1.3 |
Long life service tempreture (℃) | 1000 | 1000 |
Water Absorption % | 12% | 16% |
Overview on Factory:
1.You are a manufacture or a trading company?
We are truly a manufacture,we not only can provide the high quality products with the best price,but also can offer the best pre-sale service and after-service.
2.What kind of product can you offer?
Our company can offer a series products for kiln construction.For example:Refractory brick,refractory castable,refractory materials,ceramic fiber products.
3.Can your company provide samples or can we have a visit to your factory?
Of course,samples are available,and you are welcome to visit our factory at anytime.
4.Why we choose the product of your company?
That is good question,we are in the Xinmi City of Henan province,China,the largest refractory material base of the country,so the price and quality of the product can be guaranteed
5.What is the warranty for the refractory brick?
For all the refractory bricks,we have 1 year warranty,if any quality problems on our side during in this period,we will take responsibility of the cost of the shipment and the replacement.