—MAXDRILL Tap hole Drill Rod

It was widely used inbig steel mill for delivering liquid steel specially from blast furnace. A blast furnace tap hole drill is providedhaving an elongated feedshell which supports a percussion drill, drill rodassembly, and a centralizing drill rod support disposed between the percussiondrill and a stationary forward end drill rod support.

(1)Material/Grade：DIN CK45, JIS S45C, SAE1045, AISI1045;

DIN CK20, JIS S20C, SAE1020, AISI1020, ASTMA106B, ASTM A53B, ST45, ST42.

(2)Out diameter: hex.19mm, Hex.22mm, hex.28mm, hex.32mm, dia.32mm, Dia.38mm, dia.45mm dia.51mm

(3)Wall thickness: 11mm-14mm (0.43-0.55)

(4)Length: Blasting furnace Tap hole drilling rod: 1.0m-6m

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