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5LZ43X7.0-5.5
Xinyongjia
The 1-11/16" straight positive displacement mud motor (PDM) is engineered specifically for vertical drilling operations where directional deflection is not required. Forged from heavy-duty 4140 alloy steel, the outer housing presents a smooth, corrosion-resistant finish that withstands the harsh, abrasive nature of downhole fluids. Both the drill pipe end and the bit end utilize the standard 1AMMT thread, ensuring immediate compatibility with conventional drill strings and continuous coil tubing (CT). This compact straight PDM provides a consistent rotational hum and steady torque transfer, making it highly effective for slim-hole wellbores, pipeline maintenance, and small-scale downhole interventions. By incorporating optional high-performance diamond bearings, the internal assembly resists extreme friction and heat. Its streamlined, modular architecture minimizes moving parts, which actively reduces the risk of mechanical binding, raises daily construction efficiency, and keeps long-term operational expenses strictly controlled.
1.Xinyongjia conventional downhole motor realizes higher drilling efficiency and greatly reduces breakdown risks, effectively lowering the downhole failure rate of this mud motor in oilfield directional drilling.
2.This standard mud motor features powerful performance with wide adaptability, fitting all common well types and complex rock formations for oil & gas downhole drilling operations.
3.Equipped with an anti-drop safety framework, our downhole mud motor gains stable structure and high downhole reliability for long-term oilfield workover drilling tasks.
4. The modular structure of Xinyongjia screw drilling tool simplifies disassembly and maintenance, cutting operation costs for all users deploying this oilfield mud motor.
5. Xinyongjia conventional drilling mud motor delivers extended standard service life, paired with a complete 800-hour spare parts kit for daily downhole drilling servicing.
6. All Xinyongjia PDM drilling tools are precision-manufactured per API standards with full export certifications, qualified global petroleum drilling power equipment.
The following specifications detail the precise operational thresholds of the 5LZ43X7.0 model. From the 15-45 LPM flow rate to the 161 N.m maximum torque, these metrics ensure optimal fluid dynamics and bit engagement during vertical drilling.
Model | 5LZ43X7.0 | |
Measurement system | Metric system | Imperial System |
OD | 43 mm | 1-11/16 in |
Drill bit size | 48-76mm | 1 7/8-3 in |
Connecting threads at both ends | 1AMMT(top) | 1AMMT(top) |
1AMMT(bottom) | 1AMMT(bottom) | |
Lobe | 5:06 | 5:06 |
Stage | 3 | 3 |
Flow Rate | 15-45 LPM | 60-170GPM |
Rotating Speed | 256-716rpm | 256-716rpm |
Working pressure drop | 3.0Mpa | 435psi |
Output Torque | 101 N.m | 74lb.ft |
Max. pressure drop | 4.5Mpa | 653psi |
Max. Torque | 161N.m | 119lb.ft |
Working WOB | 3KN | 660lb |
Max.WOB | 6KN | 1320lb |
1. Conventional vertical oil & gas well drilling
This straight PDM mud motor delivers a continuous, steady torque output specifically calibrated for vertical borehole construction in onshore oil and gas fields. By mating perfectly with standard drill bits, it translates hydraulic pressure into a smooth grinding force, significantly improving penetration rates across stable, conventional formations.
2. Oil well workover & casing remediation
Designed for demanding downhole interventions, this compact motor excels in routine maintenance tasks. It provides the necessary rotational power for sand washing, wax clearing, and milling out stubborn bridge plugs. The sleek, straight outer body glides easily through narrow casings, emitting a distinct, controlled vibration as it clears blockages and restores wellbore integrity.
3. Shallow natural gas directional construction
When deployed in shallow gas exploitation, this straight screw drilling tool accommodates minor deviation adjustments. It effectively navigates through soft to medium-hard geological layers, ensuring precise trajectory control for surface-level gas field development without over-torquing the drill string.
4. Geothermal well exploration drilling
Geothermal projects demand equipment that can endure extreme thermal stress. Equipped with specialized bearings and heat-resistant elastomers, this durable downhole motor maintains its structural integrity and rotational speed even when exposed to elevated formation temperatures and highly abrasive geothermal fluids.
Who are you?
We are Yancheng Xinyongjia Petroleum Machinery Manufacturing Co., Ltd., a distinguished manufacturer specializing in high-quality downhole motors, innovative screw drilling tools, precision drill pipes for measurement while drilling, and a comprehensive range of accessories.
Are you a manufacturer or trading company?
Our company is a unique blend of industry and commerce. Not only do we manufacture premium downhole motors and related products and accessories, but we also excel in selling them domestically and internationally, ensuring a seamless experience for our clientele.
How do you control product quality?
Our downhole motors are crafted with precision in strict accordance with API standards. We enforce rigorous quality control at every stage-from raw materials to the production process to the final product. Each downhole motor undergoes thorough inspection before it reaches you, upholding our commitment to excellence.
How can I place an order?
To place an order, please provide the product name, quantity, detailed specifications, packaging requirements, and any other conditions (pictures or videos of similar products are also helpful). Based on your requirements, we will present a tailored offer and detailed specifications for your confirmation. After your confirmation, we will prepare a proforma invoice (P/I) for both parties to sign and seal. The order is officially placed once payment is received.
What about payment terms?
We offer a flexible payment plan: T/T with a 30% deposit and the remaining 70% before delivery. Before final payment, we will provide you with product and packaging photos for your approval. For larger quantities, we accept L/C at sight, ensuring a secure and smooth transaction.
High Efficiency 8" Downhole Drill Motor for Robust Operations
While our 1-11/16" motor is optimized for slim holes, our comprehensive catalog also features this heavy-duty 8-inch variant, designed to deliver massive torque for large-diameter wellbores.
Model NO. | 7LZ203*7.0 | Manufacturing Process | CNC Milling |
OD | 8" or 203mm | Material | Alloy |
Drill Bit Size | 9 7/8 -12 1/4" or 251-311mm | Flow Rate | 300-700gpm or 1136-2650ipm |
Rotating Speed | 75-150rpm | Working pressure drop | 5.0Mpa or 725psi |
Output Torque | 14059 N.m or 10369lb.ft | Bend Housing Angle | 1.25° |
Transport Package | Wooden Boxes | Trademark | Xinyongjia or custmozation |
HS Code | 8431431000 | Production Capacity | 5000piece/Year |
Origin | Yancheng, Jiangsu, China |
Key Features:
1. Enhanced Penetration Dynamics: Translates high-volume fluid flow into aggressive mechanical rotation, lowering the risk of downhole stalling.
2. Broad Formation Adaptability: Configurable stator-rotor ratios allow operators to match the motor's power output to specific rock hardness levels.
3. Secure Anti-Drop Mechanism: Features a heavy-duty internal catch system that ensures all components are safely retrieved during tripping operations.
4. Simplified Field Maintenance: The modular layout permits rapid on-site replacement of wear parts, significantly reducing rig downtime.
5. Extended Operational Lifespan: Backed by a comprehensive 800-hour spare parts kit, ensuring continuous operation throughout long drilling campaigns.
6. Universal String Compatibility: Designed with standard 6 5/8REG threads to integrate instantly with existing bottom hole assemblies.
7. Global Export Compliance: Machined under strict API guidelines and accompanied by full international certifications for immediate deployment worldwide.
Technical Parameters:
Model | 7LZ203X7.0 | 7LZ203X7.0 |
Measurement system | Metric system | Imperial system |
OD | 203 mm | 8 in |
Drill bit size | 251-311mm | 9 7/8-12 1/4 in |
Connecting threads | 6 5/8REG (top) | 6 5/8REG (top) |
Lobe | 7:8 | 7:8 |
Stage | 5 | 5 |
Flow Rate | 1140-2280 LPM | 300-600GPM |
Rotating Speed | 75-150rpm | 75-150rpm |
Working pressure drop | 5.0Mpa | 725psi |
Output Torque | 14059 N.m | 10369lb.ft |
Max. pressure drop | 7.5Mpa | 1088psi |
Max. Torque | 21088N.m | 15554lb.ft |
Working WOB | 150KN | 33000lb |
Max.WOB | 200KN | 44000lb |
Max.Power Output | 331KW | 453hp |
Product Highlights
1. Engineering Innovation: Backed by joint research initiatives with top technical universities, our facility holds over 15 invention patents. We continuously refine our elastomer compounds and bearing designs to handle extreme downhole friction.
2. Comprehensive Application Range: Beyond standard oilfield directional motors, we engineer ATEX-compliant models for coal mining and compact variants for coiled tubing and horizontal directional drilling (HDD). Each unit is tailored to your specific fluid dynamics.
3. Rigorous Quality Assurance: Every motor body undergoes precision CNC milling and supersonic thermal spraying, resulting in a hardened, smooth exterior that resists abrasive wear. Our operations are fully certified under API Q1, 7K, CE, and ISO frameworks.
4. Proven Field Reliability: Trusted by major energy operators across 18 countries, our motors deliver consistent rotational torque in the most demanding environments, driving a 35% year-over-year increase in global deployments.
5. Manufacturing Scale & Economics: Operating from a massive 60,000-square-meter facility, our in-house production capabilities eliminate middlemen. This scale allows us to offer substantial procurement savings compared to legacy international brands.
6. Accelerated Global Delivery: Leveraging a well-stocked inventory of raw 4140 steel and machined components, standard motor configurations are dispatched within one week. Custom OEM orders and bulk shipments are guaranteed to ship within 30 days.