Mitundu yanji ya njerwa zopumira nthawi zambiri amagawidwa?

Njerwa zopumira: Ndi chinthu chatsopano chokhala ndi moyo wautali, kupulumutsa mphamvu ndi kuchepetsa kugwiritsidwa ntchito, ndi kapangidwe kake koyenera, kukhazikika kwamatenthedwe, kukana kukokoloka kwa nthaka, kukana kukokoloka, ndi kulimbikira kwa kuloleza, kuthamanga kwambiri, ntchito yotetezeka komanso yodalirika, ndi ntchito moyo Kutalika ndi zina.

1. Ladle air-permeable brick: This is a high-strength air-permeable brick with extremely strong compression resistance! Ladle air-permeable brick is produced by using a ladle argon blowing process. The penetration of molten steel is often relatively small, so the ladle air-permeable brick The standard for the comparison of external dimensions has a certain degree of standardization. In addition, the ladle air-permeable bricks can be divided into diffused-type ladle air-permeable bricks, straight-through directional-type ladle air-permeable bricks and slit-oriented ladle air-permeable bricks according to the different ventilation channels of the air-permeable bricks.

2. Ng’anjo ya pansi yowotchera ng’anjo: Ndi njerwa yodziwika bwino yoti mpweya utha kulowa. Chifukwa imagwiritsidwa ntchito pansi pamoto, imakhala ndi kutentha kwambiri.