Nneɛma a wɔde yɛ adwuma a ɛyɛ hu:
1. Acid refractory material mpɛn pii no kyerɛ refractory material a SiO2 a ɛwɔ mu no boro 93%. Nea ɛwɔ mu titiriw ne sɛ ebetumi ako atia acid slag a ɛreworo so no wɔ ɔhyew a ɛkɔ soro mu, nanso ɛnyɛ den sɛ wɔde alkaline slag. silica birikisi a wɔde birikisi a ɛwɔ hɔ no di dwuma ma wɔde sil refractories a ɛboro so no yɛ nea wɔde yɛ silica no ho adwuma{5} silicios a a ilice an an an al ilice an an 1 Oxide. Nneɛma a wɔde yɛ adwuma a wɔde di dwuma ne silika, silicon birikisi a wɔsɛe no, ne nea ɛkeka ho., a ɛwɔ ahoɔden a ɛyɛ den a ɛko tia acid slag erosion, adesoa a ɛyɛ mmerɛw kɛse a ɛma adesoa no yɛ mmerɛw, bere a wɔde calcination ayɛ no mpɛn pii akyi, ne ntrɛwmu ketewaa bi mpo; Nanso, ɛnyɛ den sɛ alkaline slag sɛe na ɛwɔ ɔhyew a ɛyɛ den a ɛko tia. silica birikisi titiriw na wɔde di dwuma titiriw wɔ ɔhyew nnwinnade te sɛ coke fononoo, ahwehwɛ a ɛyɛ hyew furnaces, ne acid dade a wɔde yɛ furnaces. dɔte birikisi yɛ titiriw na wɔayɛ no refractory dɔte ne contisis 30% THERGOWOfo to 16% to 16% ton{torina na ɛyɛ nea ɛko tia acid slag.
2. Nneɛma atitiriw a ɛma nneɛma ntumi nkɔ mu no taa kyerɛ nneɛma a ɛma ɛyɛ hyew a magnesium oxide anaa magnesium oxide ne calcium oxide wom sɛ nneɛma atitiriw. Saa refractories yi wɔ refractoriness a ɛkorɔn na ɛyɛ nea ɛko tia alkaline slag. sɛ nhwɛso no, magnesia chrome birikisi, chromeite birikisi, chromeite birikisi, chromeite birikisi, chromeite birikisi, chromeite birikisi, chromeite biribrit, chromeite biribrit Te sɛ. titiriw na wɔde di dwuma wɔ alkaline dade yɛ fononoo mu, dade a ɛnyɛ dade a wɔde yɛ fononoo ne semɛnte fononoo.
3. aluminosilicate refractory kyerɛ refractory material a SiO2-AL2O3 yɛ ade titiriw. Sɛnea ne Al2O3 a ɛwɔ mu no te no, wobetumi akyekyɛ mu ayɛ no silica fã (AL2O3 15~30%) ne Clay (Al2O{12}{14%){} 48%).
4. Melt-casting refractory material kyerɛ refractory product a ɛwɔ nsusuwii pɔtee bi bere a wɔde ɔkwan pɔtee bi ayɛ no hyew wɔ ɔhyew a ɛkorɔn mu akyi.
{0}} Neutral refractory kyerɛ refractory nneɛma a ɛnyɛ mmerɛw sɛ ɛne acid anaa alkaline slag bɛyɛ adwuma wɔ ɔhyew a ɛkɔ soro mu, te sɛ carbon refractories ne chrome refractories. ebinom nso de alumina refractories a ɛkorɔn to saa category yi.
6. Nneɛma soronko a ɛmma nneɛma ntumi nkɔ mu yɛ nneɛma foforo a ɛnyɛ dade a ɛnyɛ dade a wɔayɛ a egyina atetesɛm mu dɔte ne nneɛma a ɛnyɛ den nyinaa so.
7. Nneɛma a ɛntumi nsiw ano a ɛnnwennwen ho no yɛ refractory aggregate ne powder, binder anaasɛ afrafra foforo. a wɔde afrafra no betumi de adi dwuma tẽẽ anaasɛ wɔde nsu a ɛfata. amorphous refractory no yɛ refractory foforo a ɛnyɛ calcined na ɛwɔ refractoriness a ɛnyɛ nea ennu 1580 degree.}}
