增(zeng)碳(tan)劑適于在感應爐(lu)(lu)中(zhong)(zhong)熔煉使用(yong),但依據工藝要(yao)求具體使用(yong)也不盡相同。(1)在中(zhong)(zhong)頻電(dian)爐(lu)(lu)熔煉中(zhong)(zhong)使用(yong)增(zeng)碳(tan)劑,石油焦煅燒可按配比或碳(tan)當(dang)量要(yao)求隨料加入(ru)電(dian)爐(lu)(lu)中(zhong)(zhong)下部位(wei),回收率可達95%以上;
(2)如(ru)果碳量不足調整碳分(fen)時,先打(da)凈爐中熔(rong)渣(zha),再加增(zeng)(zeng)碳劑,通過鐵(tie)(tie)液升(sheng)溫(wen),電磁攪拌(ban)或人工攪拌(ban)使碳溶解吸收(shou),回收(shou)率可(ke)在90%左右,如(ru)果采(cai)用(yong)低(di)溫(wen)增(zeng)(zeng)碳工藝,即爐料只(zhi)熔(rong)化一(yi)(yi)部分(fen),熔(rong)化的鐵(tie)(tie)液溫(wen)度較低(di)的情(qing)況下,全部增(zeng)(zeng)碳劑一(yi)(yi)次(ci)性加入鐵(tie)(tie)液中,石油焦煅(duan)燒同時用(yong)固體(ti)爐料將其(qi)壓入鐵(tie)(tie)液中不讓(rang)其(qi)露出鐵(tie)(tie)液表(biao)面(mian)。這種方(fang)法鐵(tie)(tie)液增(zeng)(zeng)碳可(ke)達(da)1.0%以上。
地址:遼寧省盤錦市(shi)盤山縣壩墻子鎮大崗(gang)子村(cun)
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