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Specialized in Mullite-cordierite materials and silica refractory. the company has 300 staffs and workers, including 98 engineers. With fixed assets of RMB 21 million, the company has an annual output capacity of 4000 ton kiln furniture and 20000 ton sillica brick,which products are mainly used in domestic ceramics, sanitary ware,crystal glass granite and tile production.

There are two production lines in the company, i.e. semidry press forming and plasticity forming. The leading equipment includes one 1200 T hydraulic press and one 600 T hydraulic press (Italy), one high pressure-vacuum extruder (Germany), one 40 m3 and one 20 m3 shuttle kiln (U.S.A.). The quality of the products has come up to advanced world standards.

Performance Index of Products

Products category

Index

extruded Slab I Slab II Low-temperature

Coefficient of thermal expansion 10-6K-1 3.2 3.0 3.4 2.6

Apparent density g/cm3 1.95-2.0 2.0 2.1 1.85

Apparent porosity % 26 27 23 25

Refractoriness under load(0.5%) 1440 1430 1480 1300

Modulus of ruptare MPa 20℃ 18 18 20 15

Modulus of ruptare MPa 1250℃ 8 10 12 8

Max, working temperature ℃ 1300 1300 1350 1200

Thermal shock property Excellent Excellent Good Excellent

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