BQ NQ HQ PQ Double Tube Wireline Core Barrel - 1.5M & 3M Lengths for 59.9mm to 122.8mm Hole Diameters

Price Negotiable

Price: Negotiate

MOQ: 1 set

Delivery Time: Negotiable

Brand: ROSCHEN

Product Description

Product Overview

BQ, NQ, HQ, PQ Double Tube Wireline Core Barrel designed for efficient mineral exploration drilling. Available in 1.5M and 3M lengths with DCDMA thread standards and CE/ISO9001 certification.

Key Specifications

Standard Sizes

BQ: 59.9mm hole diameter, 36.4mm core diameter
NQ: 75.7mm hole diameter, 47.6mm core diameter
HQ: 96.3mm hole diameter, 63.5mm core diameter
PQ: 122.8mm hole diameter, 85mm core diameter

Core Features

Double tube wireline design
Convertible to triple tube configuration
DCDMA thread standard compatibility
High resistance steel construction

Technical Specifications

Size	Hole Diameter (mm)	Core Diameter (mm)	Kerf Thickness (mm)	Cutting Area (% of Hole)
BQ	59.9	36.4	11.6	64%
NQ	75.7	47.6	13.9	60%
HQ	96.3	63.5	16.2	56%
PQ	122.8	85	18.5	52%

Product Advantages

High efficiency wireline system eliminates rod string coupling for faster core retrieval
Manufactured from premium quality raw materials for extended service life
Compatible with standard wireline drilling equipment
Available in multiple series including WT, WM, WG, and T2/T6 configurations
CE and ISO9001 certified quality assurance

Ordering Information

Standard production time: 15-25 days. Export seaworthy packaging with plywood cases and pallets. Payment options include T/T, Western Union, and L/C at sight.

Contact Information

Email: roschen@roschen.com | Website: www.roschen.com
WeChat/WhatsApp: +86-13764195009 | Skype: ROSCHEN.TOOL