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How to use the muffle furnace correctly

Sida loo isticmaalo foorno muffle ah sax ah

1. When the muffle furnace is used for the first time or used again after a long period of inactivity, it must be oven-dried. The oven time should be four hours at room temperature 200°C. 200°C to 600°C for four hours. When in use, the maximum furnace temperature must not exceed the rated temperature, so as not to burn the heating element. It is forbidden to pour various liquids and easily soluble metals into the furnace. The muffle furnace is best to work below the maximum temperature of 50 ℃, when the furnace wire has a longer life.

2. Foornada af-duubka iyo kontaroolaha waa in ay ka shaqeeyaan meel aan huurka qoyaanku ka badnayn 85%, oo aan lahayn boodh wax-qabad, gaas qarxa ama gaasta daxalaysa. Marka walxaha birta leh dufan ama wax la mid ah ay u baahan yihiin in la kululeeyo, xaddi badan oo gaas ah oo kacsan ayaa saameyn doona oo daxaleynaya dusha sare ee walxaha kuleyliyaha korontada, taas oo keenta in ay burburto oo ay soo gaabinayso cimriga. Sidaa darteed, kuleyliyaha waa in laga hortago waqtigeeda oo weelka waa in la xiro ama si fiican loo furo si meesha looga saaro.

3, Xakamaynta foornada maaf-wareenka waa in lagu xaddidaa isticmaalka heerkulka deegaanka ee 0-40 ℃.

4. Marka loo eego shuruudaha farsamada, si joogto ah u hubi in fiilooyinka foornada korantada iyo kantarooluhu ay xaalad fiican ku sugan yihiin, haddii tilmaamuhu uu xayiran yahay ama fadhiisto marka la dhaqaaqayo, isticmaal potentiometer si aad u cabbirto mitirka sababtoo ah birta magnetka. , Demagnetization, fidinta fiilada, iyo jeexjeexyada Khaladka kordhay ee uu keeno daalka, dheelitirnaanta dheelitirka, iwm.

5. Ha soo bixin heerkulbeegga si lama filaan ah heerkulka sare si aad uga ilaaliso in jaakadu dillaacdo.

6. Had iyo jeer nadiifi foornada maafafka oo ka saar oxides foornada wakhtigeeda.