Necessary conditions for selecting furnace lining materials

What are the necessary conditions for selecting furnace lining materials based on many years of practical operating experience? Answer:

1. First of all, the lining material does not deform or melt at a sufficient temperature.

2. Deformatsiyani yumshatmasdan yuqori haroratlarda kerakli strukturaviy kuchga ega bo’lishi mumkin

3. Hajmi yuqori haroratlarda barqaror bo’lishi kerak, shunda u kengaymaydi va yoriqlar paydo bo’lishiga olib kelmaydi.

4. Harorat keskin o’zgarganda yoki isitish notekis bo’lsa, u yorilib ketmaydi va tozalanmaydi.

5. Metall eritma, cüruf va o’choq gazining kimyoviy hujumiga qarshi tura oladi