|Place of Origin:||Shandong China (Mainland)||Brand Name:||ruilong||Model Number:||73-63.5|
|Type:||Drill Pipe||Machine Type:||Drilling Tool||Certification:||API|
|Material:||High Manganese Steel||Processing Type:||Forging||Use:||Coal Mining|
|Packaging Detail:||1.wooden case 2.standard export bundle packing|
|Delivery Detail:||within15 after the deposit|
API coal mining drill
API coal mining drill
API coal mining drill Spiral craft: prestressed wire winding and welding with single strip steel or double strip steel, based on the big torque of geological drill rod.
API coal mining drill Material of rod body: geological alloy pipe
API coal mining drill Material of connector: first-class alloy constructional steel
API coal mining drill Craft: thermal refining in vacuum, which greatly improves the fatigue resistance and shearing strength.
API coal mining drill Rod body craft: friction welding, which improves the bending strength and the firmness of the drill rod.
Production facility: CNC machining equipment, which guarantees the high production efficiency, steady quality and straightness.
API coal mining drill Design feature: overlay spiral. It guarantees big torque, quick slagging, and clear hole forming. Besides, the drill bit will hardly get stuck.
Application: soft coal bed, and other formation similar to coal bed, which is hard to drain and deslag.
API coal mining drill , diameter not bigger than 73mm: match all kinds of hydraulic driver drill.
When drill super soft high pressure coal seam, diameter 90mm, 113mm, 133mm, 146mm will be recommended. It will be more convenient to lay and install core barrel. This kind of drill rod guarantees high efficiency of drilling work, which stops a gap in China.
API coal mining drill photo
|Product/Service (We Sell):||Drill Rod|
|Product/Service (We Buy):||coal mining drill pipe,drill bit,drilling machine|
|Number of Employees:||101 - 200 People|
|Main Markets:|| North America
|Total Annual Sales Volume:||US$10 Million - US$50 Million|
|Export Percentage:||51% - 60%|
|Number of Production Lines:||6|
|Number of R&D Staff:||31 - 40 People|
|Number of QC Staff:||21 - 30 People|
|Management Certification:||ISO 9001:2008 ISO 14001:2004|
|Contract Manufacturing:||OEM Service Offered Design Service Offered Buyer Label Offered|
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