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| Place of Origin | China |
| Brand Name | ROSCHEN |
| Certification | ISO |
| Model Number | 4 5 6" |
Atlas Copco Reverse Circulation Bits / RC Bits Fast Drilling Geothermal Hole Drilling
Reverse circulation hammers can in most instances carry out continuous sample collection in a fraction of the time necessary with conventional or wireline coring.
THE NEW RC400 & RC500 REVERSE CIRCULATION HAMMERS.
Product specifications:
1) 3" RC hammers: RE531
2) 4" RC hammers: RE004/RE004R; RE542
3) 5" RC hammers:RE543,RE545,RE547;PR40,PR52,PR54; MX5456
4) 6" RC hammers: RC62/RC62R
5) 8" RC hammers: RC82/RC82R
6) 10" RC hammers: RC100/RC100R
| RC 50 hammer | ||||||||||||||
| Description | Product No. | Product code | Thread connection | Outside diameter | Rec. hole size | Shank style | Working pressure | Length without bit, shoulder to shoulder | Weight without bit | |||||
| mm | inch | mm | inch | bar | psi | mm | inch | kg | lbs | |||||
| 5" | ||||||||||||||
| RC 50 STD | 52292273 | 9705-52-67-00 | 4 1/2" Remet Box | 130 | 5.13 | 136-165 | 5 3/8 - 6 ½ | RC 50 | 10-35 | 145-500 | 1152 | 45.4 | 72 | 158 |
| RC 50 bit assortment | |||||||||||
| Diameter | Product No. | Product code | No. × Button diameter, mm (inch) | Gauge/ Button angle° |
Flushing holes |
Weight approx |
|||||
| mm | inch | Outer | Inner | Front | Outer | Inner | kg | lbs | |||
| DROP CENTER, EXTRA FLUSHING | |||||||||||
| 136 | 5 3/8 | 90516434 | 10E-5136-97-7217,08-20 | 8 x 16 (5/8) | 4 x 12,7 (1/2) | 4 x 16 (5/8) | 35 | No | 18,6 | 41 | |
| 140 | 5 1/2 | 90516432 | 10E-5140-97-7217,08-20 | 8 x 16 (5/8) | 4 x 12,7 (1/2) | 4 x 16 (5/8) | 35 | No | 18,9 | 41 | |
| 143 | 5 5/8 | 90516472 | 10E-5143-97-7217,08-20 | 8 x 16 (5/8) | 4 x 12,7 (1/2) | 4 x 16 (5/8) | 35 | No | 18,9 | 41 | |
| 146 | 5 3/4 | 90516433 | 10E-5146-97-7217,08-20 | 8 x 16 (5/8) | 4 x 12,7 (1/2) | 4 x 16 (5/8) | 35 | No | 19,3 | 43 | |
| 152 | 6 | 90516558 | 10E-5152-97-7217,08-20 | 8 x 16 (5/8) | 4 x 12,7 (1/2) | 4 x 16 (5/8) | 35 | No | 19,9 | 43 | |
| 165 | 6 1/2 | 90516435 | 10E-5165-97-7217,08-20 | 8 x 16 (5/8) | 6 x 12,7 (1/2) | 4 x 16 (5/8) | 35 | No | 20,5 | 44 | |
KEY FEATURES AND BENEFITS:
• Simple design, easy maintenance and improved reliability
• Integrated hammer and bit design for better chip removal and bit life
• Improved safety features
• Unique bit retention system as standard
• Rapidly reaches full operating pressure
• New check valve design
• 2 piece easy loading sample tube
• Solid piston construction reducing stress and improving life
• Manufactured using premium hardened metals for long life
• Maximum material recovery, up to 98%;
• No cross contamination of samples;
• Handles injection of water, foam, oil, and polymers without performance loss
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.com ; http://www.roschen.net
http://www.roschen.cn ; http://www.roschendrill.com
http://www.roschenmining.com ; http://www.roschendrilling.com
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