DE1471534A1 - Use of granulated melting chamber slag as a material for the manufacture of stones - Google Patents

Description

"Yervr: endün von., Horrified .Black-katersahl.a.e.:. A. '@ It is For example, known to be used as bricks sand-lime blocks. Which consist of a intimate mowing of lime and predominantly querzitischen aggregates gopreset and hardened under 'Daüipfdruak. It is also known that -this Xischt ounce-Tkleinerte @, possibly-l. sieved 8ohmelzkammersehlacke is added .or that stones are made from a mixture of nhu@elzkamneraeh.laöks and fly ash will..

With both of them. stone types from the last Gauau are dis an »istrobteh Compressive strengths of 150 kg / cm 2 are consistently not found. 1De, stones of the latter Sort. (Srrhe <elzkammarschlacke / Fltga-ohe) only achieve printing skills before. 75 kS / cjn.

It has now been found that the above-mentioned disadvantages are used in preparation for processing with proportions of grain fractions from 0 to 1 percent to -au about 50 4-weight percent = any material for the creation of stones.

When the bare bare burnt in the modern stsin coal works -: a slender structure and its properties differ significantly from the well-known slag altereaself @ eu @ eiungen: by means of the circle: "l built-in Itrenn-- The slag is usually ver.3: fxeeigt-. With difficulty, it arrives in ° st-ehenües Wa; `see-r and is thus quenched of uneven size. Bär CTefist Beat tightly closed @ ss-äx @ and only slightly porous. The surfaces are sp: Ls = gel, smooth, the edges are very sharp. serabschreakuerhnl'terien bizarre design very easily divisible, but in derchlackg @ ib'e "hdurchueg little Ane less than 1 millimeter, the egg @ 3üe not divisible grain is of great hardship.. `` Chemically speaking, these rascals exist. n. the main body does silica, alumina and lime. Combustible components are no longer present. 1) As it is not a crystalline, but rather glassy slag melt: what is involved, tUase has flakes - in contrast to quartz- andia - The E-genechaft a particularly good $ "Umzg." he calibration and melting point of this slag wins bathing he'htr -as that of Sand Oder t @ gl.

-: From what has been said it can be seen that d: aa, _ every grain of the smelter tci `brW 'slag, just as you roughen up, easily ice. "Arlß the reason for the lesser bruc-proofness of the unrefined slag produced stones. Furthermore, it would have been established that "the slag 3a condition keeps the grain below 1 millimeter, which Iresentü.oh contributes to the reduction of the etigkeitaa of the stones." Rate of fly ash is not able to compensate. "% Deficiencies.

3e erfnduägss "amU vorena $" * t3üile -d. @@ e 'g bhmexkwmer- # top coat of the grain fractions 0 to 1 millimeter -to about 50 Geviobtaprosente, -ae by spreading in xsI # ter llx: ehll: chen' Koüstri & tioh with The one that is added to it , eriit by -the mechanical stress Dec slag eing't @@ csax-a, ran tue, the outer shape of the grains knee and the smooth surfaces deh -de 2-explanation largely roughened elxd. Xi.t-such a tight shape structure and. A cheap l & tärialätrak2äasaen eich nefr height fes'tägkeiten @ r @ elan.

Another part of the goal compared to # -eaeleat # ensatsiu consists in the weight of the bulk weight, -so dgB the 1`raasport is much more effective.

'The $ e "B the proposal of the invention Steinle produced have over addition comparatively gnle feuereade and värtoebnische properties advantageously consists of" part beer Kornraktan front b is ü "2 millimeters' of 1 o to 1 5 th devchtaprozen and the Ihättl r "rakt: onen * on b 2 to 1 Xllimatar from 35 to 4o Gewrchronten, because with this grain structure optimal * Zignnaahaften are obtained. Unprocessed: Sahmeljslraemoraohlmm, fiehd, Ieche :, Üoühof * üoohlaoks in auultrttr or at the five mr% lteter Fons or the like can be used as additions, either alone or in knots

Claims (3)

P atent to spr ü che 1e using recycled granulated slag melting chamber with portions of the grain fractions from 0 to 1 millimeter to about 5o weight percent as a material fier the manufacture of bricks. 2. Decorative application of processed granulated melting chamber slag with a share the grain fractions from 0 to 0.2 millimeters from 10 to 15 percent by weight and with a proportion of the grain fractions of 0.2 to 1 millimeter from 35 to 4.o percent by weight. 3. Yergabe.von processed granulated melting chamber slag according to claim 1 or 2 with unprocessed granulated, melting chamber slag, sand, fly ash, Blast furnace slag, granulated or cooled in the air or the like. Alone or in Mixture as aggregates. 4 = - Use of processed granulated melting chamber slag according to claim 1 to 3 with aggregates, the mile of which is below the grain fractions 1 millimeter is around 15 percent by weight.