zibo bolong special refractories co.ltd was composed of the third and fourth workshop of shandong second refractory factory that is the key enterprises of the whole nation refractory, that founded in 1958 .the company is located in wangcun town , zhoucun district ,zibo city ,and being near 309 national highway ,jiaoji railway station. it has convenient transportation.
the company has lots of equipments, such as one production line of refractory raw material handling and unshaped working,two handreds of special refractory producing devices,two high-temperature instead flame kiln(1650℃),one high-temperature shuttle kiln(1750℃).its main products are as follow:
(1) stable.half-stable electric-melting zirconia sand.powder,electric-melting zirconia products;
(2) electric-melting high-purity magnesia sand.powder, electric-melting magnesia products,high-purity magnesia through high-temperature firing;
(3) alumina hollow ball and its products,zirconium hollow ball and irs products;
(4) corundum products.corundum-mullite products.high-temperature sagger;
(5) all kinds of lightweight thermal insulation material (operating temperature 1300~1700℃);
(6) pure calcium aluminate cement,high-temperature alumina micropowder;
(7) different-sizes hard clay chamotte;
(8) different grades light、little-heavy、heavy unshaped refractoy and prefab.
for many years,the company has closlely cooperated with several refractory scientific research institutions in our courntry,and it has own refractory research branch to develop new products and check products.because of rich technological development,advanced technology,complete equipment,good quality assurance system,so its product has widly used in metallurgy.electric power.petroleum.chemical industry.building materials non-ferrous metal industry,etc.the products are sold out to japan,korea,america,australia and twenty-nine provinces and cities in china.
the company has been following the aim of:quality the first,reputation the first,customer the hightest?it will sincerely cooprate with home and foreign users to step into glorious future.