3"-4 1/2" Dual Wall RC Drill Rods for Reverse Circulation Drilling

• After-sales Service: Yes
• Warranty: Yes
• Certification: ISO 9001:2000, ISO 9001:2008
• Standard: GB
• Manufacturing Process: Friction Welding
• Material: Alloy Steel
• Model NO.: RC pipe
• Color: Black
• Quality: Top
• Usage: Well Drilling
• Length: Customized
• Transport Package: Bundle
• Specification: D89 D102 D114
• Trademark: SOLLROC
• Origin: China
• HS Code: 73042310
• Production Capacity: 5000PCS/Month

Product Description

Product Introduction
SOLLROC RC Dual-wall RC drill rods/Pipes  supplies air to the hammer through the annulus between the inner and outer pipe and transports cutting inside the inner tube for sampling.
Used in holedrilling works, such asminingblasting,water welldrilling,geothermal welldrilling,pipe roofsupport,coalandnon-ferrous metalminingprojects.

Technical Parameters

REVERSE CIRCULATION RC DRILL RODS/PIPES SPECIFICATIONS
Type  / Thread	Remet	Remet	Remet	Metzke	Metzke	Matrix	Matrix
Rod O.D.	3 1/2"	4"	4 1/2"	4"	4 1/2"	4"	4 1/2"
Outer tube O.D.	88.9mm	101.7mm	114.3mm	101.7mm	114.3mm	101.7mm	114.3mm
Outer tube I.D.	81.8mm	94.6mm	107.2mm	94.6mm	107.2mm	94.6mm	107.2mm
Outer tube WT	5.3mm	7.1mm	7.1mm	7.1mm	7.1mm	7.1mm	7.1mm
Inner tube O.D.	38.1mm	50.8mm	63.5mm	50.8mm	63.5mm	50.8mm	63.5mm
Inner tube I.D.	32.6mm	45.3mm	58mm	45.3mm	58mm	45.3mm	58mm
Inner tube WT	5.5mm	5.5mm	5.5mm	5.5mm	5.5mm	5.5mm	5.5mm
Spanner Flat	90mm	90mm	90mm	90mm	90mm	90mm	90mm
Weight 3.0 m	77 kg.	77 kg.	97 kg.	77 kg.	97 kg.	77 kg.	97 kg.
Weight 6.0 m	125 kg.	155 kg.	172 kg.	155 kg.	172 kg.	155 kg.	172 kg.

Sollroc can supply series RC drill tools like Saver sub, Digout sub, RC drill rods, RC hammers, RC bits and etc.

Detail Photos