GB Standard Tap Hole Drill Rod Top Hammer Drilling for Big Steel
Mill
Model Number: taphole Hex 19, 22, 28, 32
Standards: GB
Description of taphole drilling tools:
Furnace tapping is to drill a hole through the refractory lining of
a furnace in in order to extract the metal and slag. ROSCHEN is
offering tap hole drilling tools for blast furnace, including tap
hole drill rods and tap hole drill bits, according to customers'
request, various tap hole drill rods and tap hole drill bits are
available. For more information, please refer to our catalogue.
Key Specifications/Special Features:
Taphole drill rods are widely used in big steel mill for delivering
liquid steel special from blast furnace. Blast furnace taphole
drill equipment is provided having drill rod, and an elongated feed
shell that supports a percussion drill, as well as a centralizing
drill rod support disposed between the percussion drill and a
stationary forward end drill rod support. Besides we also provide
customized drilling tools according to clients’ different requests.
A blast furnace tap hole drill is provided having an elongated feed
shell which supports a percussion drill, drill rod assembly, and a
centralizing drill rod support disposed between the percussion
drill and a stationary forward end drill rod support.
Specifications:
1. Material Grade: DIN CK45, JIS S45C, SAE1045, AISI1045; DINCK 20,
JIS S20C, SAE 1020, AISI 1020; ASTM A106B, ASTM A53B, ST45, and
ST42.
2. Size: 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: 1.0m – 6.0m.
RODS:
Threaded Drill Rod - Single-Lug & Double-Lug
Welding Drill Rod - Single-Lug & Double-Lug
Extension Drill Rod
Semi-finished Materials
We also have a wide range of coupling sleeves, moils and chisels
H22 (7/8”) Integral drill steels:
| Integral drill steels | Series | D |
| L | ft | in | D | in |
| mm | mm |
H22 * 108 mm (4 1/4”)
 | 11 | 800 | 2 | 7 | 34 | 1 11/32 |
| 1600 | 5 | 3 | 33 | 1 19/64 |
| 2400 | 7 | 10 | 32 | 1 1/4 |
| 3200 | 10 | 6 | 31 | 1 7/32 |
| 4000 | 13 | 1 | 30 | 1 3/16 |
| 4800 | 5 | – | 29 | 1 9/64 |
| 12 | 800 | 2 | 7 | 40 | 1 37/64 |
| 1600 | 5 | 3 | 39 | 1 17/32 |
| 2400 | 7 | 10 | 38 | 1 1/2 |
| 3200 | 10 | 6 | 37 | 1 29/64 |
| 4000 | 13 | 1 | 36 | 1 27/64 |
| 4800 | 5 | – | 35 | 1 3/8 |
| 13 | 400 | 1 | 4 | 34 | 1 11/32 |
| 800 | 2 | 7 | 33 | 1 19/64 |
| 1200 | 3 | 11 | 32 | 1 1/4 |
| 1600 | 5 | 3 | 31 | 1 7/32 |
| 2000 | 6 | 7 | 30 | 1 3/16 |
| 16 | 600 | 2 | – | 35 | 1 3/8 |
| 1200 | 3 | 11 | 34 | 1 11/32 |
| 1800 | 5 | 7 | 33 | 1 5/16 |
| 2400 | 7 | 10 | 32 | 1 1/4 |
| 17 | 600 | 2 | – | 41 | 1 5/8 |
| 1200 | 3 | 11 | 40 | 1 37/64 |
| 1800 | 5 | 7 | 39 | 1 17/32 |
| 2400 | 7 | 10 | 38 | 1 1/2 |
Plug hole drill rod:
| Plug hole drill rod | D |
| L | ft | in | D | in |
| mm | mm |
Hex shank 22 * 108 mm (4 1/4”)
 | 230 | – | 9 1/8 | 22 | 7/8 |
| 250 | – | 9 7/8 | 22 | 7/8 |
| 300 | – | 11 7/8 | 22 | 7/8 |
| 350 | 1 | 1 3/4 | 22 | 7/8 |
| 400 | 1 | 3 3/4 | 22 | 7/8 |
| 500 | 1 | 7 3/4 | 22 | 7/8 |
Hex shank 22 * 108 mm (4 1/4”)
| 230 | – | 9 1/8 | 22 | 7/8 |
| 250 | – | 9 7/8 | 22 | 7/8 |
| 300 | – | 11 7/8 | 22 | 7/8 |
| 350 | 1 | 1 3/4 | 22 | 7/8 |
| 400 | 1 | 3 3/4 | 22 | 7/8 |
| 500 | 1 | 7 3/4 | 22 | 7/8 |
For more information please contact:
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Skype: ROSCHEN.TOOL , ROSCHEN_GROUP
WeChat: +86-137 6419 5009 ; +86-135 8585 5390
WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390
Email: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschen.net ; http://www.roschen.cn
http://www.roschen.com ; http://www.roschengroup.com
