
Ƙwallon Yumbu Mai Inert (Porcelain) a matsayin masu ɗaukar nauyin ƙarfafawa ga masu haɓaka sinadarai, masu sha, a matsayin sifetocin ƙwayoyin halitta; don cike na'urar amsawa, suna aiki a matsayin mai rarrabawa na reagents da sanyaya a masana'antar mai da sinadarai; a matsayin jikin niƙa don kayan niƙa a cikin injin niƙa ƙwallo lokacin niƙa da haɗa sinadarai, magunguna, rini, saman ƙarfe, niƙa kayan abinci a masana'antar abinci. Ƙwallon suna da ƙarancin shan ruwa (ainihin <0.1%), juriya mai yawa ga acid (>99.6%), da tsawon rai na aiki dangane da yanayin aiki. Ƙwallon porcelain an yi su ne da porcelain silicate (alumina) ta hanyar matse foda, ƙera shi, ja ta bakin, tare da diamita daga 3 mm zuwa 50 mm. Ana iya yin wasu nau'ikan samfuran yumbu bisa ga buƙatarku yana nuna bayanan fasaha da ake buƙata.
| Al2O3+SiO2 | Al2O3 | Fe2O3 | MgO | K2O+Na2O +CaO | Wani |
| > 92% | Kashi 17-23% | <1% | <0.5% | <4% | <1% |
Fe2O3 mai iya cirewa bai wuce 0.1% ba
| Abu | darajar |
| Shan ruwa (%) | <0.5 |
| Yawan yawa (g/cm3) | 1.35-1.4 |
| Nauyin nauyi na musamman (g/cm3) | 2.3-2.4 |
| Ƙarar kyauta (%) | 40 |
| Zafin aiki.(max) (℃) | 1100 |
| Taurin Moh (sikelin) | >6.5 |
| Juriyar Acid (%) | >99.6 |
| Juriyar Alkali (%) | >85 |
| Girman | Ƙarfin murƙushewa | |
| Kg/ƙwaya | KN/ƙwaya | |
| Inci 1/8 (mm 3) | >35 | >0.35 |
| Inci 1/4 (mm 6) | >60 | >0.60 |
| Inci 3/8 (10mm) | >85 | >0.85 |
| 1/2 inci (13mm) | >185 | >1.85 |
| Inci 3/4 (19mm) | >487 | >4.87 |
| Inci 1 (25mm) | >850 | >8.5 |
| Inci 1-1/2 (38mm) | >1200 | >12 |
| Inci 2 (mm 50) | >5600 | >56 |