अग्निसह मिट्टी  हिन्दी देवनागरी में पढ़ें।

agnisah mitti ek vishesh prakar ki mitti ko kaha jata hai, jo bina pighale athava komal hue atyadhik tap sahan kar sakati hai. achchhi agnisah mitti mahin tatha chikani hoti hai aur usaka rng safed hota hai. yah koyale ki khanon ke pas paee jati hai.[1]

rasayanik rachana

bhinn-bhinn sthanon men paee jane vali agnisah mitti ki rachana ek doosari se thodi bahut bhinn hoti hai, par mukhyat: inaki rasayanik rachana is prakar ki hoti hai-

  1. silika 59 se 96 pratishat
  2. ailyumina 2 se 36 pratishat
  3. lauh aksaid 2 se 5 pratishat

inake atirikt sookshm matra men choona, maiganishiya, potash tatha soda bhi paya jata hai.

tap sahanashilata

ailyuminiyam aauksaid[2]aur baloo[3] anupat men jitani adhik matra men rahenge, utani hi mishran men agni sahane ki shakti adhik hogi. yadi lohe ke aauksaid athava choona, maiganishiya, potash ya any kshariy padarth ki matra adhik hogi to ye garami pane par mitti ke pighalane men sahayata karenge, at: jab ye vastuen mitti men adhik matra men rahati hain to mitti agnisah nahin hoti. parntu jab ye vastuen ek sima se kam matra men rahati hai to ve mitti ke kanon ko apas men bandh nahin patin. isalie mitti kamazor ho jati hai.

isi prakar mitti ke kanon ki mapen bhi usake agni sahane ke gun par prabhav dalati hai. ek sima tak mote kanon vali mitti adhik agnisah hoti hai. achchhi agnisah mitti mahin tatha chikani hoti hai aur usaka rng safed hota hai. yah koyale ki khanon ke pas paee jati hai.[1]

upayog

agnisah mitti angithi, bhatthi tatha chimani ityadi ke bhitar, jahan ag ki garami atyadhik hone se sadharan mitti ki eeten athava palastar ke chatak jane ki ashnka rahati hai, eetn athava lep ke roop men kam men laee jati hai.


panne ki pragati avastha
adhar
prarambhik
madhyamik
poornata
shodh

tika tippani aur sndarbh

  1. 1.0 1.1 agnisah mitti (hindi). . abhigaman tithi: 16 faravari, 2014.
  2. ailyumina)
  3. silika

bahari kadiyan

snbndhit lekh

varnamala kramanusar lekh khoj

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