History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c13.s2.t4.125
History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c13.s2.t4.125
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v1.c13.s2.t4.125
| Kinds of Iron (loha) | | Properties |
| | ┌ Bhramaka | Very soft magnetic iron |
| | ⊣ Chumbaka | Mildly magnetic, sticks to iron pieces |
| Kanta Loha (Soft Iron) | ⊣ Karaka | It can attract iron objects |
| | ⊣ Dravaka | Very strong magnetic iron |
| | └ Romaka | Permanent magnet, develops strong magnetic field arround it. It may be Ek mukh, or Sarva Mukh |
| | | |
| | ┌ Khara | Develops good cutting edge breaks on bending |
| | ⊣ Sara | Softer iron and it has fibrous fracture |
| Tikshna Loha (Carbon Steel) | ⊣ Hrnnala | Hard and tough has fibrous fracture |
| | ⊣ Travaratta | Develops good cutting edge. |
| | ⊣ Vajra | Has good hardening and tempering property has bluish colour and hard cutting edge |
| | └ Kala | Developes hard cutting edge after blue tempering |
| | | |
| | ┌ Mrdu | Soft brittle iron may be grey cast iron. Has low melting point. |
| Munda Loha (Cast Iron) | ⊣ Kunda | Mottled grey iron |
| | └ Kadara | White cast iron |