TECHNICAL CERAMICS OF THE 3RD MILLENNIUM

Transcription

1 TECHNICAL CERAMICS OF THE 3RD MILLENNIUM Spešovská Rájec-Jestřebí Czech Republic tel./phone:

2 MERGER OF THREE CZECH MANUFACTURERS OF REFRACTORY PRODUCTS As of companies of Refravit Group, a.s. REFRAMO Kadaň, s.r.o. and KERAVIT Ostrava, spol. s r.o. and Moravské keramické závody a.s., Rájec-Jestřebí are officially operating as one. The merger came into force on an appointed date of and resulted into establishment of the new single business entity SEEIF Ceramic, a.s. There is rising domestic leader in the production of fireclay products and ceramic refractory materials, primarily for steel and foundry operations in the Czech Republic.

3 THE COMPANY DEVELOP, MANUFACTURE AND SALE TRADITIONAL REFRACTORY PRODUCTS USED MAINLY IN: foundries and ironworks blast furnaces cementworks and limekilns chemical and coking industry power industry building industry ceramic and glass industry stove-building

4 TOP MANAGEMENT

5 CEO SEEIF Ceramic, a.s. has been appointed as: Ing. Kamil Holenda, who is also chairman of the board Other members of the company management: Ing. Přemysl Toul Technical Director Ing. Marian Vaněk Production Director Ing. Tomáš Stoszek Financial Director Ing. Libor Bravanský Director of Quality JUDr. Jaroslava Štěpánková Personnel and Legal Director Martin Darmovzal Commercial Director The entire top management is currently the Company's Board. SEEIF Ceramic, a.s. employs in five modern factories around 550 workers. SEEIF Ceramic, a.s. is certified to the ISO Quality management ISO:9001.

6 PRODUCTION PLANTS

7 Headquarters of the company is located in Rájec-Jestřebí 04 Kadaň Praha Svitavy Ostrava Five production plants: 01 MKZ Fireclay Factory 02 MKZ Refractory Masses 03 KERAVIT 04 REFRAMO 05 MKZ Svitavy HQ Brno Rájec-Jestřebí

8 Plant 01 MKZ Fireclay Factory The factory producing a fireclay in Rájec-Jestřebí, Plant 01 MKZ Fireclay factory was originally used as a brickyard. It was built in 1908 and rebuilt in 1911 to produce the fireclay. An annual plant capacity is composed of three bottom-car kilns and one tunnel kiln about tons. The plant produces mainly shaped refractory products: casting fireclay bricks stopper tubes and nozzles stove and structural fireclay bricks ceramic heating elements Applicated technologies: semidry pressing or extrusing plastic pressing or extrusing hand and machine moulding controlled firing

9 Plant 01 MKZ Fireclay Factory

10 Plant 02 MKZ Refractory Masses This fully automated operation in Rájec-Jestřebí began the production in June Branch is mainly focused for manufacturing of the ecological tap hole clays for sealing of blast furnaces tap holes. Annual plant capacity is determined mainly by weighing of the Eirich mixer and the method of packaging around tons. Plant produces: tap hole clays for blast furnaces ramming runners mass ramming mixes for casting ladles ramming mixes for cupolas moulding mixes dried sands for foundries refractory mortars and cements

11 Plant 02 MKZ Refractory Masses

12 Plant 03 KERAVIT Seat of the production plant is in Ostrava-Vítkovice. Since its founding in the 1-th mid. of 19th century, the plant focused on meeting the needs of metallurgical steelmaking operations in Vítkovice ironworks, in particular in the range of production fireclay shapes for gating systems. Annual capacity of the plant consists of two tunnels and three bottom-car kilns about tons of shaped products an about tons of unshaped products. plant produces mainly casting fireclay bricks it is European leader in the manufacture of high alumina gating systems for casting ingots plant produces structural refractory bricks for common and special industry needs and also produces unshaped refractories Applicated technologies: pressing the dry or semidry mixture matter pressing or extrusing from plastic matter hand and machine moulding controlled firing

13 Plant 03 KERAVIT

14 Plant 04 REFRAMO Founded in Plant seat is in Kadaň in the Ustí region. The production range is formed by shaped fireclay products for castings assumed from company Rath AG, stove and structural fireclay bodies. An annual plant capacity is formed by the tunnel, bottom-car and bell kiln about tons of burnt products. Plant production line: refractory shapes for gating systems stopper tubes and nozzles common bricks and shapes refractory grog temper Applicated technologies: pressing the dry or semidry mixture matter pressing or extrusing from plastic matter cast in plaster molds, hand and machine moulding controlled firing

15 Plant 04 REFRAMO

16 Plant 05 MKZ Svitavy Founded in The plant produces mainly wide range of goods based on graphite-fireclay compound and destined for the foundry and steel industries. An annual plant capacity is composed of eight chamber kilns and a drying capacity of the drying room about tons. Production plant produces: stoppers and nozzles for a ladle closing graphite crucibles, graphite ladle bowls monobloc stoppers pyrometric tubes ans SiC accessories light fireclay feeder bricks IZOSPAR variety of thermal insulation shapes Applicated technologies: pressing the plastic or semidry mixture matter hand and machine moulding controlled firing

17 Plant 05 MKZ Svitavy

18 PRODUCTION PORTFOLIO

19 Casting fireclay from production plants 01, 03, 04 Single use fireclay products for foundries and steelworks fits as the assembly of ceramic gating system during iron casting. They are suitable for castings from 5 kg up to hundreds tons and are characterised by increased resistance against a penetration by molten metal. Foundry holloware production range consists of funnels, tubes, adapters (reductions), elbows, T & L pieces, crevices, splash cores and other specialty shapes with inner diametres from 30 mm up to 120 mm. Shapes are available in several grades according to the Al 2 O 3 content. Quality properties R-SLI-K V-SNII K-GWS-R Al 2 O 3 38 % 36% 36 % Fe 2 O 3 2,5 % 2,5% 2,5 % Refractoriness 1730 C 1700 C 1700 C Bulk density 2100 kg/m kg/m kg/m 3 Apparent porosity 18 % 25 % 21 %

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21 High alumina shapes for gating systems from production plants 01, 03 Refractory shapes with increased resistance to wear, refractoriness and strength are designed for high quality castings and used mainly as bottom pouring assembly for the ingot gating system. Is produced a range of gating holloware funnels, sleeves, centre bricks, runners and other shapes. There are more grades formed from a clay with the Al 2 O 3 content of % based on andaluzite, bauxite, mullite or corundum. There are produced zircon silicate shapes (44 % ZrO 2 ). Quality properties R-S 50B (bauxite) V-ML65 (mullite) V-B70 (bauxite) Al 2 Quality O 3 samples: 50 % 65 % 70% Fe 2 O 3 2,5 % 2 % 2% Refractoriness 1730 C 1800 C 1790 C Bulk density 2150 kg/m kg/m kg/m 3 Apparent porosity 24 % 23 % 25 %

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23 Refractory bricks for construction purposes and special applications from production plants 01, 03 Refractory shaped products made from a fireclay or high alumina clay designed for use in metal casting and as construction and lining material. inner walls and archs of steel, cement and glass industry units structural and non-structural components and linings of chimneys, fireplaces, stoves and boilers part of the closing system of casting ladles in metal casting Shape assortment consists of nozzles, bricks, plates, blocks and varied shapes for industrial use. They can be produced by the individual customer requirements in a number of qualities from dry, semi dry and plastic matter. Also in supply: special fireclay to acidic environments fireclay-cordierite shapes shapes containing Zr shapes containing SiC shapes containing MgO shapes containing CR 2 O 3 fireclay for stove, fireplace design and construction

24 Refractory bricks for construction purposes and special applications from production plants 01, 03 Quality properties V-STI V-AN61C V-SSB (acid resistant) Al 2 O 3 39,5 % 61 % 30 % Fe 2 O 3 2,2 % 1,1 % 1,4 % Refractoriness 1720 C 1800 C 1610 C Bulk density 1900 kg/m kg/m kg/m 3 Cold crushing strength 40 MPa 80 MPa 50 MPa Apparent porosity 19 % 15 % 18 % Refractory bricks for construction of stoves and fireplaces Quality properties R-SKI R-SKA R-SI/cII Al 2 O 3 37 % 33 % 36 % Fe 2 O 3 2,0 % 1,8 % 2,5 % Refractoriness 1730 C 1710 C 1710 C Bulk density 1950 kg/m kg/m kg/m 3 Cold crushing strength - 25 MPa 40 MPa Shock resistance - 25 cycles -

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26 Graphite stoppers and nozzles from production plant 05 Graphite stoppers and nozzles are shaped ceramic products, which form part of the sealing system in the foundry ladles and metallurgical industries. Grades: graphit fireclay for less demanding ways of casting corundum fireclay for demanding casting and special steel with prolonged casting time sical fireclay for demanding casting and special steel with prolonged period of a casting and continuous casting Monoblock stoppers GK 65/25 are shaped products based on a graphite and refractory temper material, bonded with ceramic bond. it forms part of the sealing system in the long casting they are designed for aluminum and gray cast iron they are made up to a maximum length of 1200 mm

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28 Graphite crucibles from production plant 05 Graphite crucibles, lids and adapters are refractory shapes made based on graphite and fireclay grog temper, bonded with a ceramic bond. grade of crucibles, lids and adapters also refers to graphite products (blocks, plates, chips, larvals, dampers, etc.) with identical properties and similar uses in crucibles is metal melted, cleaned, mixed, maintained and transported to the casting. Crucibles are suitable for melting non-ferrous metals Silicumcarbid accessories pyrometric tubes ladle bowls needles jets degassing tubes stirring bars measuring tubes other accessories from production plant 05

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30 IZOSPAR insulating shapes for risers from production plant 05 Izospar is refractory insulating brick with a low density. It is characterized by good thermal insulation properties and easy workability by grinding and cutting. Used mainly as a thermal insulation of risers in foundry and also as a thermal insultion of aggregates with maximum operating temperature up to C. Come in the shape: bricks, plates, slices, "books", wedges, circular bandage, bandages, oval with a bandage sideways. Quality properties IZOSPAR Al 2 O 3 min. 35 % Cold crushing strength min. 1 MPa Refractoriness min C Bulk density kg/m 3

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32 Heating elements from production plant 01 Heating elements are refractory shapes with built-in heating element, which is characterized by very good thermal properties. They are part of a radiator for ecological heating of residential rooms. The heating elements are supplied with several types of heating coils according to customer requirements. Standard delivery is from 100 W to 650 W. Quality properties Heating elements Al 2 O 3 33 % Refractoriness 1700 C Bulk density 2090 kg/m 3 Apparent porosity 18 %

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34 Tap hole clays from production plant 02 They are designed to seal of furnace tap holes. Curing materials needed for the tap hole sealing is from two to six minutes. Tap hole clays are characterized by high resistance to the erosion, optimum specific consumption and are suitable for intensive operation of blast furnaces. Tap hole clays can be tailored to the requirements of specific blast furnace. organic tap hole clays mass with an absolute absence of tar binders semiorganic tap hole clays mass bonded with organic resin binders and particulary added tar binders anhydrous taphole clays with tar binders Quality properties EKT BUH-PD BUH-HP Al 2 O 3 40 % 27 % 38 % SiC 9 % 5 % 6 % C min. 6 % min. 6 % min. 6 % Grain 0-3 mm 0-6 mm 0-4 mm Temperature of use max C max C max C

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36 Thermal insulating bricks from production plants 03, 05 Shaped insulating products made of expanded fireclay with a low bulk density and as the same time high strength, they are notable for their very good heat-technical features and high resistance to temperature alterations. they are used as a secondary lining and efficient thermal insulation of ceramic kilns, metalurgical facilities, power plant boilers and other supplied in the form of standard bricks NF1, NF2, plates and wedges they can be cut easily Quality properties IZOKER IZ15 IZOKER IZ05/9 IZOLAN C Al 2 O 3 45 % 12 % 37 % Fe 2 O % Classification temperature 1400 C 900 C 1350 C Bulk density 1600 kg/m kg/m kg/m 3 Cold crushing strength 10 MPa 1 MPa 10 MPa

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38 Refractory ramming mixes for runners fireclay ramming mixes zircon ramming mixes corundum ramming mixes bauxite ramming mixes Ramming mixes for ladles and cupolas andalusite ramming mixes ramming mixes based on magnesite quarcite ramming mixes Backfilled powder for damper closer of blasts and blowing blocks Moulding mixes and sands for foundries from production plant 02 They are designed for use on monolithic lining of cupola furnaces. Due to their characteristics high strength and corrosion resistance against the liquid metal are especially suitable for siphons and most effortful places of furnaces. moulding mixes and plasticized moulding compound for filling molds of casting bigger and coarsers casts. Also suitable for small castings dried foundry sand are used to produce foundry molds and cores

39 Refractory grogs Used as temper in the manufacture of: burning appliances ceramic chimney pipe refractory shapes stove construction firebricks refractory castables from production plant 04 Refractory mortars and cements from production plant 01, 02, 03 fireclay mortars, andalusite mortars, bauxite mortars, corundum mortars refractory mastics acid resistant refractory cements connecting mortar KAMPLAST decorative plaster mixture OMMIX

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54 Spešovská Rájec-Jestřebí Czech Republic tel./phone: