Generally, a melt temperature of {HEAD ~ about 2720° F.} in {TAIL ~ the melting furnace} is sufficient 
Generally , a melt temperature of { HEAD ~ about 2720 ° F. } in { TAIL ~ the melting furnace } is sufficient
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH