Nkọwapụta Corundum Mullite Castable
Corundum mullite refractory castable bụ ụdị ike dị elu na-enweghị ụdị ihe mgbagha maka ọrịre na ụlọ ọrụ RS, nke enwere ike iji na simenti kiln. Corundum mullite castables nwere ike ịrụ ọrụ dị elu dị ka ike na-etipịa ike dị elu, nkwụsi ike dị elu, nkwụsi ike ọkụ, eyi na nguzogide mbuze kemịkalụ na mkpuchi nke nnukwu ọdụ ụgbọ mmiri na ngwa ndị ọzọ dị elu. Enwere ike iji refractory corundum mullite castable mee ihe n'ọkụ ígwè, kiln ciment, ọkụ iko, igwe na-eme ọkụ, seramiiki ọwara kiln na ihe ndị ọzọ.
Njirimara nke Corundum Mullite Castable
- Ike dị elu,
- Ike iyi uwe siri ike,
- Ezigbo mgbochi mbuze,
- Nkwụsi ike nke thermal shock,
- Nnukwu okpomọkụ na-eguzogide.
Usoro nrụpụta nke Corundum Mullite Castable
Ihe ndị bụ isi akụrụngwa nke corundum mullite castable bụ aluminom oxide mkpokọta dị fechaa, ịdị mma dị ọcha sitere n'okike mullite ore, yana ciment calcium aluminate dị ka onye na-ahụ maka njikọta. Corundum mullite refractory castable bụ nke a na-eme site na ọkụ dị elu na-ere ọkụ site na ọkụ ụlọ ọrụ dị elu. corundum mullite ike mgbanwe na ike mkpakọ na-abawanye na mbụ wee belata na mmụba nke okpomọkụ ọgwụgwọ okpomọkụ. Na mgbe ọdịnaya micropower alumina bụ 5%, ike mgbanwe na-eru n'elu.
Ihe mejupụtara Corundum Mullite Castable
Ọdịnaya nke Al2O3 karịrị 90%, na corundum mullite mkpuchi castable na corundum dị ka isi kristal na-agwakọta na kwesịrị ekwesị dispersants, coagulant, igwe anaghị agba nchara eriri, nke na-agbakọta dị ka usoro siri ike. Refractory corundum mullite castable nwere ọtụtụ njirimara, dị ka ike okpomọkụ dị elu, mgbochi iyi na mgbochi mkparị, nnukwu okpomọkụ conduction, okpomọkụ ujo iguzogide, corrosion iguzogide, ezigbo akara na mmalite condensation.
Nkọwapụta Rongsheng Refractory Corundum Mullite Castable
| Ihe | NM-1 | NM-2 | NM-3 |
| Al2O3% ≥ | 75 | 80 | 85 |
| CaO% ≤ | 2 | 2 | 2 |
| Nnukwu njupụta g/cm3> | 2.75 | 2.8 | 2.9 |
| Mpa na-akụpịa ike (1400 ℃, 3h) | >95 | >105 | >110 |
| Modul nke mgbawa Mpa (1400 ℃, 3h) | > 13.5 | > 15.0 | > 16.0 |
| Ime ụlọ okpomọkụ abrasion ọnwụ cm3 | <8.5 | <7.3 | <6 |
| 0.2MPa, refractoriness n'okpuru ibu mmalite okpomọkụ ℃ | >1490 | > 1530 | >1560 |
| Thermal ujo eguzogide (900 ℃, mmiri jụrụ) / ugboro | >20 | >20 | >20 |
| Oke. arụ ọrụ okpomọkụ ℃ | 1550 | 1600 | 1600 |
| Ọnụego mgbanwe ahịrị na-ekpo ọkụ % | <-0.3 | <-0.2 | <-0.2 |
<-0.3
<-0.2
- Ngwa nke Corundum Mullite Castable
- Corundum mullite refractory castable nwere njiri mara mgbasawanye edo, nkwụsi ike nke okpomọkụ dị elu, nkwụsi ike olu okpomọkụ dị elu, ike okpomọkụ dị elu, nnukwu refractoriness n'okpuru ibu, obere okpomọkụ creep ọnụego, elu-egwepịa ike, obere linear akụkụ mgbanwe ọnụego, elu ike, dị mma. iguzogide kemịkalụ corrosion, spalling na iyi nguzogide. N'ihi ihe odide ndị dị otú ahụ, na corundum mullite insulation castable bụ ihe na-adịgide adịgide na-arụ ọrụ na nke a na-etinye n'ọtụtụ ebe na ụlọ ọrụ mmepụta ihe dị iche iche, nnukwu ọkụ ọkụ na akụkụ ndị ọzọ dị mkpa nke okpomọkụ dị elu, dị ka:
- Igwe eji esi mmiri ọkụ, ọkụ gbawara, stovu na-ekpo ọkụ, ọkụ ọkụ,
- Igwe mmiri seramiiki, ite simenti, ihe ọkụ ọkụ,
- Ọnụ ụzọ ọkụ, oghere nri, ọkụ igwe, igwe na-eme ọkụ,