Reverse Circulation Bit
China Reverse Circulation Bit, Find details about China Reverse Circulation Bit, Reverse Drill Bits Napa from Reverse Circulation Bit
Basic Info.
Model NO.
RC50
Model
Reverse Circulation Drilling
Name
Reverse Circulation Hammer Bits
Item
Carbon Steel, Alloy Steel
Processing Type
Forging, Casting
Use
Ore Mining, Geothermal Drilling
Thread Connection
Remet and Metzke
Item No
Water Well Drilling Contractors
Drilling
Water Well Drilling Florida
China
China Local Well Drilling Companies
Supplier
China Homemade Water Well Drilling Rigs
Trademark
ROSCHEN
Transport Package
Wooden Box
Specification
45cm
Origin
China
HS Code
843143210
Model NO.
RC50
Model
Reverse Circulation Drilling
Name
Reverse Circulation Hammer Bits
Item
Carbon Steel, Alloy Steel
Processing Type
Forging, Casting
Use
Ore Mining, Geothermal Drilling
Thread Connection
Remet and Metzke
Item No
Water Well Drilling Contractors
Drilling
Water Well Drilling Florida
China
China Local Well Drilling Companies
Supplier
China Homemade Water Well Drilling Rigs
Trademark
ROSCHEN
Transport Package
Wooden Box
Specification
45cm
Origin
China
HS Code
843143210
Product Desciption
Reverse Circulation (RC) Drilling
Reverse circulation or RC drilling is a fast and inexpensive method of drilling, particularly compared to diamond drilling. A hundred metres or more of drilling is possible a day. RC is a commonly used drilling method in the mineral exploration industry.
The speed of RC drilling means the drill programme needs to be planned well ahead of drill schedule. The supervising geologist should also have sufficient experience to change the programme at short notice, if necessary.
RC drilling works by blasting air down an outer drill pipe using a high performance air compressor at the surface. An air-driven hammer at the end of the drill stem pounds a tungsten-iron drill bit against the rock, pulverising and breaking fragments away. The drill bit, stem and pipe continuously rotate as the rock is being hammered. Jets of air are forced up the drill hole on the side of the drill bit.
Rock dust and fragments known as cuttings or chips are carried by the strong airflow up through the middle of the bit into an inner drill pipe. The air current is so strong that rock material can be brought to the surface from hundreds of metres down. When it reaches the surface, the dust and chips are fed into a cyclone splitter that slows the air flow down and divides the sample into small and large samples.
We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Germany, China(joint-venture).
We have rich experience in this field of DTH hammers and bits for 60 years.
Product specifications: RC Bits
ROSCHEN RC hammer bit technical data:
Shank can be available:
1). 4'' RC Bits:Diameter (104mm-127mm); Shank type: RE004/RE004R;RE542
2). 5'' RC Bits:Diameter(113mm-146mm) ; Shank type: RE543,RE545,RE547;PR40,PR52,PR54; MX5456
3). 6'' RC Bits: Diameter(152-190mm); Shank type: RC62/RC62R;
4). 8'' RC Bits: Diameter(190-250mm); Shank type: RC82/RC82R;
5). 10'' RC Bits: Diameter(250-370mm); Shank type: RC100/RC100R.
Other size can be upon to customer's requirements.
We can also provide related products DTH hammers, ODEX system, symmetrix systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc
Product photos
Quality warranty:
Our products are made of high quality steel and all spares parts are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.
Package:
Using ply-wooden cases and pallet for package to protect the products and avoid the damagement during transportation. Also we can customize package according to your special requests.
Production time:
Generally need 15-25 days
Transportation:
By air, By Express or By sea according to your requests.
FAQ
Q: Are you a manufacturer or trading company?
A: We are a specialized manufacturer.
Q: What are your main products, and used for?
A: Our products include core bit, PDC bit, reaming shell, core barrel, casing, drill rod, SPT equipment, Shelby sampler, drill rig and other drilling parts.
They are used for mineral exploration, geological drilling, geotechnical engineering and soil sampling.
Q: How about the delivery terms?
1. Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and rest before delivery.
2. Min. order quantity: 1 piece.
3. Transportation: By DHL/TNT/Fedex express, air, sea, train.
Q: How about discount?
Q: Do you accept sample order?
A: Yes sure, please contact us for details.
Q: How about your after-sales service?
A: As a manufacturer, we offer promt technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.
Q: How does your company control the quality?
A: Quality first. In order to guarantee high quality for our products, Roschen always makes a serious inspection for all products and raw materials in strict procedure. We have obtained certificate of ISO9001:2000 in 2004.
For more information, please contact:
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Website: http://roschen.en.made-in-china.com ; http://roschen.en.made-in-china.com
Reverse circulation or RC drilling is a fast and inexpensive method of drilling, particularly compared to diamond drilling. A hundred metres or more of drilling is possible a day. RC is a commonly used drilling method in the mineral exploration industry.
The speed of RC drilling means the drill programme needs to be planned well ahead of drill schedule. The supervising geologist should also have sufficient experience to change the programme at short notice, if necessary.
RC drilling works by blasting air down an outer drill pipe using a high performance air compressor at the surface. An air-driven hammer at the end of the drill stem pounds a tungsten-iron drill bit against the rock, pulverising and breaking fragments away. The drill bit, stem and pipe continuously rotate as the rock is being hammered. Jets of air are forced up the drill hole on the side of the drill bit.
Rock dust and fragments known as cuttings or chips are carried by the strong airflow up through the middle of the bit into an inner drill pipe. The air current is so strong that rock material can be brought to the surface from hundreds of metres down. When it reaches the surface, the dust and chips are fed into a cyclone splitter that slows the air flow down and divides the sample into small and large samples.
We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Germany, China(joint-venture).
We have rich experience in this field of DTH hammers and bits for 60 years.
Product specifications: RC Bits
| External diameter | Bit shank | Hole range | Connection thread |
| 107mm | RE004 | Ø111mm- Ø127mm | 3.5"-4" Remet 4" Metzke |
| 120.5mm | PR40 | Ø124mm- Ø142mm | 3.5"-4" Remet 3.5"-4" Metzke |
| 100mm | RE004/RE004R | Ø104mm- Ø120mm | 3.5"-4" Remet 4" Metzke |
| 107mm | 42T | Ø111mm- Ø127mm | 3.5"-4" Remet 4" Metzke |
| 99mm | HRC45 | Ø114mm- Ø127mm | Upon the thread of the drill tube |
| 121mm | PR52 | Ø126mm- Ø142mm | 4"-4.5" Remet 4"-4.5" Metzke |
| 126mm | PR52 | Ø133mm- Ø146mm | Upon the thread of the drill tube |
| 124mm | PR52/PR52R | Ø130mm- Ø146mm | 4"-4.5" Remet 4"-4.5" Metzke |
| 130mm | PR54 | Ø135mm- Ø150mm | 4.5" Remet 4.5" Metzke |
| 126mm | HRC55 | Ø133mm- Ø152mm | Upon the thread of the drill tube |
| 146mm | RC62/RC62R | Ø152mm- Ø190mm | Upon the thread of the drill tube |
| 146mm | HRC62 | Ø155mm- Ø190mm | Upon the thread of the drill tube |
| 180mm | RC82/RC82R | Ø155mm- Ø190mm | Upon the thread of the drill tube |
| 240mm | RC100/RC100R | Ø250mm- Ø370mm | Upon the thread of the drill tube |
| 109.5mm | RE542 | Ø113mm- Ø130mm | 3.5"-4" Remet 4" Metzke |
| 116mm | RE542 | Ø120mm- Ø135mm | 3.5"-4" Remet 4" Metzke |
| 117.5mm | RE545 | Ø122mm- Ø135mm | 4"-4.5" Remet 4"-4.5" Metzke |
| 124.5mm | RE547 | Ø130mm- Ø146mm | 4.5" Remet 4.5" Metzke |
| 132mm | MX5456 | Ø136mm- Ø150mm | 4.5" Remet 4.5" Metzke |
ROSCHEN RC hammer bit technical data:
| ROSCHEN Reverse Circulation Bits Specifications | ||||||||
| RE531 RC bits | ||||||||
| ROSCHEN Code: ROS RC 30 | ||||||||
| Diameter | No x Button diameter mm | Button angle | Flusing holes | Shroud Dia mm | Weight (kgs) | Part No | ||
| mm | inch | Gauge Buttons | Front Buttons | |||||
| 86 | 3 3/8 | 6x12 | 4x12 | 35 | 2 | 84 | 4.2 | RE531-86 |
| 89 | 3 1/2 | 8x12 | 8x12 | 35 | 2 | 87 | 4.3 | RE531-89 |
| 95 | 3 3/4 | 8x12 | 8x12 | 35 | 2 | 93 | 4.6 | RE531-95 |
| 102 | 4 | 8x12 | 8x12 | 35 | 2 | 100 | 4.9 | RE531-102 |
| RE004 RC bits | ||||||||
| ROSCHEN Code: ROS RC 40 | ||||||||
| Diameter | No x Button diameter mm | Button angle | Flusing holes | Shroud Dia mm | Weight (kgs) | Part No | ||
| mm | inch | Gauge Buttons | Front Buttons | |||||
| 114 | 4 1/2 | 8x14 | 6x14 | 35 | 2 | 112 | 11.5 | RE004-114 |
| 118 | 4 5/8 | 8x14 | 6x14 | 35 | 2 | 116 | 11.7 | RE004-118 |
| 121 | 4 3/4 | 8x14 | 6x14 | 35 | 2 | 119 | 12 | RE004-121 |
| 127 | 5 | 8x14 | 8x14 | 35 | 2 | 125 | 12.4 | RE004-127 |
| RE542 | ||||||||
| ROSCHEN Code: ROS RC 50 | ||||||||
| Diameter | No x Button diameter mm | Button angle | Flusing holes | Shroud Dia mm | Weight (kgs) | Part No | ||
| mm | inch | Gauge Buttons | Front Buttons | |||||
| 121 | 4 3/4 | 8x14 | 6x14 | 35 | 2 | 119 | 10.6 | RE542-121 |
| 124 | 4 7/8 | 8x14 | 8x13 | 35 | 2 | 122 | 10.8 | RE542-124 |
| 127 | 5 | 8x14 | 8x14 | 35 | 2 | 125 | 11 | RE542-127 |
| 130 | 5 1/8 | 8x14 | 10x14 | 35 | 2 | 128 | 11.3 | RE542-130 |
| RE543 | ||||||||
| ROSCHEN Code: ROS RC 50 | ||||||||
| Diameter | No x Button diameter mm | Button angle | Flusing holes | Shroud Dia mm | Weight (kgs) | Part No | ||
| mm | inch | Gauge Buttons | Front Buttons | |||||
| 124 | 4 7/8 | 8x14 | 8X13 | 35 | 2 | 122 | 10.8 | RE543-124 |
| 127 | 5 | 8x14 | 8X14 | 35 | 2 | 125 | 11 | RE543-127 |
| 130 | 5 1/8 | 8x14 | 10X14 | 35 | 2 | 128 | 11.3 | RE543-130 |
| 133 | 5 1/4 | 8x16 | 10X14 | 35 | 2 | 131 | 11.8 | RE543-133 |
| RE545 | ||||||||
| ROSCHEN Code: ROS RC 50 | ||||||||
| Diameter | No x Button diameter mm | Button angle | Flusing holes | Shroud Dia mm | Weight (kgs) | Part No | ||
| mm | inch | Gauge Buttons | Front Buttons | |||||
| 124 | 4 7/8 | 8x14 | 8X13 | 35 | 2 | 122 | 13.3 | RE545-124 |
| 127 | 5 | 8x14 | 8X14 | 35 | 2 | 125 | 13.5 | RE545-127 |
| 133 | 5 1/4 | 8x16 | 10X14 | 35 | 2 | 131 | 13.8 | RE545-133 |
| 136 | 5 3/8 | 8x16 | 6x16+3x14 | 35 | 2 | 134 | 14.2 | RE545-136 |
| PR40 RC bit | ||||||||
| ROSCHEN Code: ROS RC 50 | ||||||||
| Diameter | No x Button diameter mm | Button angle | Flusing holes | Shroud Dia mm | Weight (kgs) | Part No | ||
| mm | inch | Gauge Buttons | Front Buttons | |||||
| 124 | 4 7/8 | 8x14 | 8X13 | 35 | 2 | 122 | 14.3 | PR40-124 |
| 127 | 5 | 8x14 | 8X14 | 35 | 2 | 125 | 14.7 | PR40-127 |
| 133 | 5 1/4 | 8x16 | 10X14 | 35 | 2 | 131 | 15.2 | PR40-133 |
| 138 | 5 4/9 | 8x16 | 6x16+3x14 | 35 | 2 | 136 | 15.8 | PR40-138 |
| PR52 RC bit | ||||||||
| ROSCHEN Code: ROS RC 55 | ||||||||
| Diameter | No x Button diameter mm | Button angle | Flusing holes | Shroud Dia mm | Weight (kgs) | Part No | ||
| mm | inch | Gauge Buttons | Front Buttons | |||||
| 133 | 5 1/4 | 8x16 | 10x14 | 35 | 2 | 131 | 11.2 | PR52-133 |
| 136 | 5 3/8 | 8x16 | 6x16+3x14 | 35 | 2 | 134 | 11.5 | PR52-136 |
| 140 | 5 1/2 | 8x16 | 6x16+3x14 | 35 | 2 | 138 | 11.9 | PR52-140 |
| 143 | 5 5/8 | 8x16 | 6x16+3x14 | 35 | 2 | 141 | 12.3 | PR52-143 |
| RE547 RC bit | ||||||||
| ROSCHEN Code: ROS RC 55 | ||||||||
| Diameter | No x Button diameter mm | Button angle | Flusing holes | Shroud Dia mm | Weight (kgs) | Part No | ||
| mm | inch | Gauge Buttons | Front Buttons | |||||
| 136 | 5 3/8 | 8x16 | 6x16+3x14 | 35 | 2 | 134 | 15.1 | RE547-136 |
| 140 | 5 1/2 | 8x16 | 6x16+3x14 | 35 | 2 | 138 | 15.5 | RE547-140 |
| 143 | 5 5/8 | 8x16 | 6x16+3x14 | 35 | 2 | 141 | 15.8 | RE547-143 |
| 146 | 5 3/4 | 8x16 | 6x16+3x14 | 35 | 2 | 144 | 16.3 | RE547-146 |
| PR54 | ||||||||
| ROSCHEN Code: ROS RC 55 | ||||||||
| Diameter | No x Button diameter mm | Button angle | Flusing holes | Shroud Dia mm | Weight (kgs) | Part No | ||
| mm | inch | Gauge Buttons | Front Buttons | |||||
| 136 | 5 3/8 | 8x16 | 6x16+3x14 | 35 | 2 | 134 | 18.2 | PR54-136 |
| 140 | 5 1/2 | 8x16 | 6x16+3x14 | 35 | 2 | 138 | 18.5 | PR54-140 |
| 143 | 5 5/8 | 8x16 | 6x16+3x14 | 35 | 2 | 141 | 18.8 | PR54-143 |
| 146 | 5 3/4 | 8x16 | 6x16+3x14 | 35 | 2 | 144 | 19.2 | PR54-146 |
| Notes: | ||||||||
| Metzke, Remet thread is available! | ||||||||
| Any special size of Reverse Circulation bits will be available by requests. | ||||||||
Shank can be available:
1). 4'' RC Bits:Diameter (104mm-127mm); Shank type: RE004/RE004R;RE542
2). 5'' RC Bits:Diameter(113mm-146mm) ; Shank type: RE543,RE545,RE547;PR40,PR52,PR54; MX5456
3). 6'' RC Bits: Diameter(152-190mm); Shank type: RC62/RC62R;
4). 8'' RC Bits: Diameter(190-250mm); Shank type: RC82/RC82R;
5). 10'' RC Bits: Diameter(250-370mm); Shank type: RC100/RC100R.
Other size can be upon to customer's requirements.
We can also provide related products DTH hammers, ODEX system, symmetrix systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc
Product photos
Quality warranty:
Our products are made of high quality steel and all spares parts are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.
Package:
Using ply-wooden cases and pallet for package to protect the products and avoid the damagement during transportation. Also we can customize package according to your special requests.
Production time:
Generally need 15-25 days
Transportation:
By air, By Express or By sea according to your requests.
FAQ
Q: Are you a manufacturer or trading company?
A: We are a specialized manufacturer.
Q: What are your main products, and used for?
A: Our products include core bit, PDC bit, reaming shell, core barrel, casing, drill rod, SPT equipment, Shelby sampler, drill rig and other drilling parts.
They are used for mineral exploration, geological drilling, geotechnical engineering and soil sampling.
Q: How about the delivery terms?
1. Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and rest before delivery.
2. Min. order quantity: 1 piece.
3. Transportation: By DHL/TNT/Fedex express, air, sea, train.
Q: How about discount?
Q: Do you accept sample order?
A: Yes sure, please contact us for details.
Q: How about your after-sales service?
A: As a manufacturer, we offer promt technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.
Q: How does your company control the quality?
A: Quality first. In order to guarantee high quality for our products, Roschen always makes a serious inspection for all products and raw materials in strict procedure. We have obtained certificate of ISO9001:2000 in 2004.
For more information, please contact:
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Website: http://roschen.en.made-in-china.com ; http://roschen.en.made-in-china.com
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