Cov castables uas tsis tshua muaj cement yog ib hom castable refractory uas muaj qhov kub siab tshaj 1550 ℃, uas siv aluminate cement ua nws cov binder, uas qhov ntau ntawm CaO tsawg dua 2.5%. Cov khoom sib xyaw ua ke ntawm cov castable refractory low cement feem ntau yog cov khoom sib xyaw ua ke, hmoov refractory thiab dej. Piv nrog cov castable refractory ib txwm muaj, cov castable refractory low cement muaj ntau yam kev ua tau zoo xws li cov cement tsawg, porosity tsawg, ruaj khov ntim zoo thiab lub zog kho txias siab. Thiab tseem muaj cov cement tsawg ntom ntom dua li lwm cov castables refractory.
Cov cement qis yog cov khoom siv refractory castable uas ua los ntawm cov hmoov zoo heev, aluminate cement thiab qee cov admixtures. Ntxiv mus, qhov ntau ntawm cov composite no tuaj yeem cuam tshuam rau nws cov kev ua tau zoo. Raws li nws cov dej ntau, muab qhov yooj yim ntawm kev sib tov cov khoom, ntxiv me ntsis dej tuaj yeem txo qhov porosity thiab txhim kho lub zog. Cov cement qis refractory castable muaj qhov zoo ntawm cov dej me me, qhov ceev ceev thiab lub zog siab, uas yog qhov laj thawj uas cov khoom siv refractory no siv dav hauv ntau thaj chaw thiab ntau lub cub tawg thiab kilns.
Kub thiab lub zog siab Refractory thiab High Anti - Slag Corrosion Resistance.
Porosity Tsawg thiab High Bulk Density. Thaum lub sijhawm tsim kho, tsuas yog 1/3 ~ 1/2 ntawm cov dej rau cov castable ib txwm yuav raug ntxiv rau hauv nws.
Ua kom muaj zog ntxiv nrog rau qhov kub thiab txias ntawm kev kho cua sov tom qab casting rau hauv cov duab: Nrog rau kev hloov kho kom zoo ntawm qhov loj me castable, nws tuaj yeem sib xyaw rau hauv cov khoom siv ntws tus kheej thiab pumped pouring.
| Khoom/Cov Ntawv Qhia | M | A1 | A2 |
| Cov khoom siv tshuaj lom neeg | 65 | 80 | 90 |
| Kev sib sau ua ke | Mullite | Corundum | Corundum |
| Qhov kub siab tshaj plaws ntawm kev pabcuam | 1600 xyoo | 1700 xyoo | 1800 xyoo |
| Refractorine | 1750 xyoo | 1790 xyoo | 1790 xyoo |
| Qhov ceev ntawm cov khoom loj | 2.6 | 2.8 | 3.0 |
| Kev hloov pauv linear tom qab sintered | |||
| 1000 ℃ | -0.2 | -0.2 | -0.2 |
| 1300 ℃ | ±0.5 | ±0.5 | ±0.5 |
| Lub zog siab tom qab sintered | |||
| 110 * 24 teev | 30 | 30 | 30 |
| 1000 * 3 teev | 50 | 50 | 50 |
| 1400 * 3 teev | 70 | 80 | 80 |
Cov khoom siv rwb thaiv tsev uas tsis tshua muaj cement yog siv dav hauv ntau yam lag luam xws li kev lag luam hlau, kev lag luam petrochemical, chaw tsim hluav taws xob, kev tsim kho thiab lwm yam lag luam. Thiab tseem siv tau cov khoom siv refractory uas tsis tshua muaj cement rau cov cub tawg thiab cov boilers hauv ntau thaj chaw raws li ntau yam sib xyaw. Piv txwv li, cov av nplaum thiab cov alumina siab uas tsis tshua muaj cement rau cov refractory castable tuaj yeem siv rau ntawm cov ntaub ntawm cov cub tawg cua sov, cov cub tawg soaking thiab lwm yam cub tawg kho cua sov.
RS refractory Hoobkas yog ib lub tuam txhab tsim khoom siv rwb thaiv tsev qis qis uas tau tsim tsa thaum ntxov xyoo 90s ntawm lub xyoo pua nees nkaum. RS refractory Hoobkas tau tshwj xeeb hauv cov khoom siv rwb thaiv tsev qis qis rau ntau tshaj 20 xyoo. Yog tias koj muaj qee qhov kev thov ntawm cov khoom siv rwb thaiv tsev qis qis, lossis muaj qee cov lus nug txog cov khoom siv rwb thaiv tsev qis qis txog cov cim qhia lub cev thiab tshuaj lom neeg, thov hu rau peb dawb. thiab Rs refractory Hoobkas ua tus kws tshaj lij cov khoom siv rwb thaiv tsev qis qis hauv Suav teb, muaj qee qhov zoo sib tw raws li hauv qab no: