TEL:+86 19521653487
EMAIL:shawn.zhu@petrogears-global.com

Non-Rotating Drill Pipe Protector: Eliminate Casing Wear in Directional Drilling

publish:2025-09-10 14:22:51   views :0
publish:2025-09-10 14:22:51  
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Non-Rotating Drill Pipe Protector: Eliminate Casing Wear in Directional Drilling

The Casing Wear Crisis in Modern Drilling

Rotating drill strings cause:

-Costly casing damage requiring $500K-$1M replacement per well

-40% higher torque in extended reach laterals

-Well integrity risks from worn casing strings

Our non-rotating protector delivers:

✅ 80% reduction in casing wear

✅ 25% lower rotational torque

✅ Zero rotation against casing wall

How It Works: Stationary Protection Technology

Three-Component Design

Component

Function

Innovation

Central Mandrel

Rotates with drill string

Hard chrome plating for wear resistance

Composite Sleeve

Stationary against casing

Glass-reinforced polymer with lubricity

Retaining Collar

Prevents axial movement

Quick-install clamp design

→ Composite bearings allow rotation while outer sleeve remains stationary

→ Self-lubricating materials require no maintenance

Operational Advantages

✅ Casing Protection

Eliminate casing wear in build sections and laterals

Extend casing life for multiple well re-entries

✅ Drilling Efficiency

Reduce surface torque by 20-25%

Enable longer laterals with less drag

✅ Economic Value

Save $250K+/well on casing replacement

Reduce tripping time by eliminating wear checks

Technical Specifications

Parameter

Specification

Size Range

3-1/2" to 6-5/8" drill pipe

Max RPM

250 RPM continuous

Temperature Rating

-40°C to 150°C

Load Capacity

50,000 lbs side load

Material

Glass-reinforced composite + 4140 steel

Compliance

API RP 7G, ISO 10407-2

Field Applications

Extended Reach Drilling: Protect casing in 10,000ft+ laterals

Slimhole Operations: Reduce wear in restricted clearance

Deepwater Wells: Minimize riser and casing wear

Multi-Lateral Wells: Protect parent casing for future re-entries

Shanghai Petrogears Co., Ltd

©Shanghai Petrogears Co., Ltd

Building 16, No.2999, Hutai Road, Baoshan District, Shanghai, China

Phone:+86 19521653487

WhatsApp:+1 7654215961 

Copyright © 2024 Shanghai Petrogears Co., Ltd. All rights reserved

Email

General manager:shawn.zhu@petrogears-global.com

Sales mangager:zak.sales@petrogears-global.com

Sales manager:minachen@petrogears-global.com

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