ROSCHEN GROUP
| Supply Ability | 10000 pcs |
| Packaging Details | Poly wooden box |
| Name | Rock Reamers |
| Drilling | Horizontal Directional Drilling |
| Motor | Downhole Drilling Motor |
| Model | Pilot Hole Rock Reamer |
| Type Drill | Horizontal Directional Drilling (HDD) |
| Use | Trenchless Directional Drilling |
| Using | Horizontal Boring |
| Type Serivce | Wireline Steering Services |
| Series | Hole Opener |
| Item | Horizontal Directional Drilling Hole Opener |
| Type | HDD Hole Opener |
| Drilling method | directional drilling |
| Brand Name | ROSCHEN |
| Model Number | 4 ~ 48 INCH |
| Certification | ISO, API |
| Place of Origin | China |
View Detail Information
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Product Specification
| Supply Ability | 10000 pcs | Packaging Details | Poly wooden box |
| Name | Rock Reamers | Drilling | Horizontal Directional Drilling |
| Motor | Downhole Drilling Motor | Model | Pilot Hole Rock Reamer |
| Type Drill | Horizontal Directional Drilling (HDD) | Use | Trenchless Directional Drilling |
| Using | Horizontal Boring | Type Serivce | Wireline Steering Services |
| Series | Hole Opener | Item | Horizontal Directional Drilling Hole Opener |
| Type | HDD Hole Opener | Drilling method | directional drilling |
| Brand Name | ROSCHEN | Model Number | 4 ~ 48 INCH |
| Certification | ISO, API | Place of Origin | China |
| High Light | Rock Reamer 4inch ，pilot hole reamer ，hole opener 4inch | ||
Rock Reamers 4 inch to 48 inch Pilot Hole Reamer most vertsatile, cost effective hole opener for HDD
Trenchless Directional Drilling Horizontal Boring Wireline Steering Services Technology Software companies
No more redrills due to cutters backing off downhole.
The Rock Reamer is the most vertsatile, cost effective hole opener for HDD. The unique design minimizes on-site inventory, lowering cost.
The Rock Reamer cuts downtime as easily as it cuts rock.
No more downtime waiting on new tools/cutters when the need to push ream occurs. It pushes or pulls with the same body and cutters, and one body opens to six sizes.
Advantages:
1. Stronger than other hole openers.
2. Increased on-bottom rotating time, minimizes cutter cost and trip time.
3. Cutters and arms are easily changed in the field without torches and welders.
Rock Reamer Specifications
BODY
| BODY | MIN. PILOT HOLE | CONNECTION | WEIGHT | LENGTH |
| R4 | 4 1/2" | 2 7/8" IF B X B | 135 LBS. | 42" |
| R6 | 6" | 3 1/2" IF B X B | 346 LBS. | 52" |
| R6-20 | 20" | 4 1/2" IF B X B | 1565 LBS. | 62" |
| R8 | 8 1/2" | 4 1/2" IF B X B | 730 LBS. | 65" |
| R17 | 17 1/2" | 7 5/8" REG B X B | 1915 LBS. | 65" |
| R26 | 26" | 7 5/8" REG B X B | 2669 LBS. | 65" |
| R36 | 36" | 7 5/8" REG B X B | 2569 LBS. | 65" |
| R42 | 42" | 7 5/8" REG B X B | 3290 LBS. | 65" |
| R48 | 48" | 7 5/8" REG B X B | 3900 LBS. | 65" |
CUTTERS
| BODY | NO. OF CUTTER | PILOT HOLE | CONNECTION | OPENING RANGE | |||||
| R4 | 3 | 4 1/2" | 2 7/8" IF B X B | 8 1/2" | 10" | 12" | |||
| BODY | NO. OF CUTTER | PILOT HOLE | CONNECTION | OPENING RANGE | |||||
| aa | bb | cc | dd | ee | |||||
| R6 | 3 | 6" | 3 1/2" IF B X B | 12" | 14" | 16" | 18" | 20" | |
| R6-20 | 5 | 20" | 4 1/2" IF B X B | 24" | 26" | 28" | 30" | 32" | |
| BODY | NO. OF CUTTER | PILOT HOLE | CONNECTION | OPENING RANGE | |||||
| A | B | C | D | E | F | ||||
| R8 | 3 | 8 1/2" | 4 1/2" IF B X B | 16" | 18" | 20" | 22" | 24" | 26" |
| R17 | 3,4 | 17 1/2" | 7 5/8" REG B X B | 24" | 26" | 28" | 30" | 32" | 34" |
| R26 | 3,5 | 26" | 7 5/8" REG B X B | 32" | 34" | 36" | 38" | 40" | 42" |
| R36 | 3,5 | 36" | 7 5/8" REG B X B | 42" | 44" | 46" | 48" | 50" | 52" |
| R42 | 4,5,7 | 42" | 7 5/8" REG B X B | 48" | 50" | 52" | 54" | 56" | 58" |
| R48 | 4,5,7 | 48" | 7 5/8" REG B X B | 54" | 56" | 58" | 60" | 62" | 64" |
CUTTERS AND WEIGHTS
| R4 | R6 | A | B | C | D | E | F | |||||||
| 8-1/2" | 10" | 12" | aa | bb | cc | dd | ee | |||||||
| MT | 4 | 8 | 12 | 15 | 23 | 31 | 41 | 56 | 32 | 47 | 64 | 80 | 102 | 128 |
| TCI | 6 | 10 | 16 | 21 | 30 | 42 | 55 | 73 | 41 | 61 | 79 | 100 | 126 | 155 |
| FRA | 5 | 7 | 9 | 20 | 24 | 28 | 35 | 37 | 50 | 55 | 68 | 75 | 88 | 101 |
Formation Removal Chart
Use this chart to calculate the approximate cubic feet of material removed per foot drilled. To calculate the total cubic yards of material to be removed, multiply the cubic feet by the total footage and divide by 27.
How to Change Cutters
1. Place the correct size cutter into the pocket.
2. Slide the arm into place, securing the cutter.
3. Tighted the three bolts according to chart. (see below)
4. Tighten the lock screws according to chart. (see below)
5. Repeat for each cutter.
| SIZES | ALLEN WRENCH | TORQUE | LOCK SCREW / TORQUE |
| R8 thru R-48 | 1" | 2000-2500 ft/lb | 5/8" / 400-500 ft/lb |
| R4 | 5/8" | 400-500 ft/lb | 5/16" / 40-60 ft/lb |
| R6 | 7/8" | 1000-1200 ft/lb | 3/8" / 100-150 ft/lb |
For more information, please contact:
ROSCHEN GROUP 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.com ; http://www.roschen.net
http://www.roschen.cn ;
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
1921
Total Annual:
5000-2000000
Employee Number:
100~500
Ecer Certification：
Verified Supplier
ROSCHEN GROUP ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine... ROSCHEN GROUP ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine...
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