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SLG380 Coiled tubing unit

SLG380 Coiled tubing unit

The SLG380 coiled tubing unit is a heavy-duty well intervention system engineered for operators who need serious pulling power and substantial tubing capacity. With a maximum pulling force of 380 kN (85.000 lbs) , this unit sits at the upper end of the mid-range CTU spectrum—delivering enough muscle for deep well workovers, extended-reach lateral interventions, and demanding downhole operations without stepping up to the ultra-heavy class.

380 kN Pulling Force – Serious Muscle for Deep Wells:

With a maximum pulling force of 380 kN (85.000 lbs) and snubbing force scaled accordingly, the SLG380 handles the majority of deep well workover, cleanout, and intervention jobs with authority. These are continuous ratings—not peak numbers—so you can rely on them for sustained operations in demanding conditions.

Substantial Reel Capacity for Extended Reach:

The SLG380 platform accommodates larger reels than lower-capacity models, supporting longer continuous tubing strings for deeper wells and extended-reach laterals. Reel capacity is customized per your specific depth and tubing diameter requirements—no wasted weight from an oversized reel, no risk of coming up short.

Technical Specifications

Parameter SLG380 Specification
Maximum Pulling Force 380 kN (85,000 lbs)
Maximum Snubbing Force 190 kN (42,500 lbs)
Applicable Tubing O.D. 1″ – 2-3/8″
Reel Capacity Customized per customer depth requirements
Maximum Operating Speed Up to 60 m/min
Mounting Options Truck-mounted / Trailer-mounted / Skid-mounted / Combination
Drive System Hydraulic (diesel power unit)
Control System Hydraulic control panel with optional digital data acquisition
BOP Configuration 4-1/16″ or 5-1/8″ (customer-specified pressure rating)
Operating Temperature Standard: −20°C to +50°C; Climate packages available
Certifications API Q1, ISO 9001, HSE



Applications – Where the SLG380 Excels

The SLG380 coiled tubing unit is purpose-built for heavy-duty well intervention. Here's where it delivers the best return:

Application Description
Deep Well Workovers Interventions in wells beyond 3,500 meters requiring substantial pulling power
Extended-Reach Laterals Long horizontal sections demanding extended tubing strings
Well Cleanout & Sand Flushing Remove sand plugs and debris from wellbores without killing the well
Paraffin & Scale Removal Clear wax buildup and mineral scale to restore production rates
Acidizing Precisely place acid across target zones for stimulation
Nitrogen Lift & Gas Lift Unload wells and kickstart production
Fishing Operations Retrieve lost tools or debris from the wellbore
Milling Operations Remove plugs, packers, or cement with controlled milling
Velocity String Installation Run smaller-diameter tubing inside production strings to address liquid loading
Well Logging Deploy logging tools in deviated or horizontal wells

Product Type Configurations

Configuration Best For Key Advantage
Truck-Mounted SLG380 Operators rotating between multiple well pads daily Fastest mobilization; one primary vehicle
Trailer-Mounted SLG380 Multi-well pads with varied access; rental fleets Flexible towing; good capacity-to-cost ratio
Skid-Mounted SLG380 Offshore platforms; permanent installations Maximum stability; crane-in/crane-out simplicity
Combination Configurations Operations needing mix of mobility and capacity Custom-engineered to your specific logistics

OEM Customization Solutions

The SLG380 is not a one-size-fits-all product—it’s a platform that we adapt to your specific requirements.

What we customize:

  • Reel capacity – Sized precisely to your target depth and tubing diameter

  • Mounting configuration – Truck, trailer, skid, or any combination

  • BOP stack – Pressure rating and size per your well control requirements

  • Power system – Diesel prime mover specifications; electric drive options available

  • Control system upgrades – Data acquisition, remote monitoring, automated control features

  • Climate adaptation – Cold-weather starting packages; high-temperature cooling

  • Tubing handling – Custom guide arches and level-wind systems for specific tubing grades

  • Well control integration – Compatibility with your existing BOPs or wellhead equipment

  • Downhole tool packages – Fishing tools, milling assemblies, logging adapters

  • Video monitoring – Explosion-proof cameras for enhanced operator visibility

  • Fleet branding – Your company colors and logos applied before delivery

Why Choose SJ Petroleum Machinery?

🏭 Sinopec Manufacturing Heritage
We're not a trading company—we’re a manufacturer with roots in Sinopec's engineering ecosystem. Founded in 1941, we've been building oilfield equipment for over eight decades. Since 2005, we have successively developed the SLG270, SLG360, and SLG450 series coiled tubing units, forming industrial-scale production of truck-mounted, skid-mounted, and trailer-mounted configurations.

🔧 Full-Spectrum Engineering Capability
From injector head to control cabin, we design and build major components in-house. Core components such as the injector, tubing reel, and control system are independently designed and manufactured by SJ. We don’t just assemble—we engineer.

🌍 Proven in the Field
SLG series coiled tubing units are actively working across China's major oilfields and have been exported to South America, Africa, and the Middle East. The SLG380 platform builds on this proven track record.

📋 Certified to International Standards
API Q1, ISO 9001, and HSE management system certified. Our manufacturing processes are audited annually to maintain these credentials.

🔄 One-Stop Service Commitment
Commissioning support, operator training, spare parts logistics, and technical troubleshooting—we stay with you after the sale. Our export team understands the logistics of international shipping and can arrange delivery to your location.

💰 Competitive Pricing, No Quality Compromise
Chinese manufacturing doesn't mean cutting corners. We deliver professional-grade coiled tubing equipment at prices that make sense for your capital budget—full transparency on materials, components, and workmanship.

Frequently Asked Questions (FAQ)

Q1: What’s the actual pulling and snubbing capacity of the SLG380?

A: The SLG380 delivers 380 kN (85,000 lbs) of continuous pulling force and 190 kN (42,500 lbs) of continuous snubbing force. These are continuous ratings, not peak—you can rely on these numbers for sustained operations.

Q2: What tubing sizes does the SLG380 handle?

A: The unit handles tubing from 1″ up to 2-3/8″ O.D.. If you need to run larger diameters, our SLG450 or SLG630 models might be a better fit—our engineering team can help you choose.

Q3: What mounting options are available?

A: Truck-mounted, trailer-mounted, skid-mounted, or combination configurations. Tell us how you plan to move the unit and where it will operate, and we'll recommend the best option.

Q4: Can the reel capacity be customized?

A: Yes. Reel capacity is customized per your depth requirements. We size the reel to hold enough tubing for your target depth plus a safety margin—no wasted weight from an oversized reel.

Q5: Do you provide data acquisition and monitoring?

A: Yes, as an upgrade option. We can equip the unit with sensors for depth, weight, pump pressure, and tubing fatigue cycles. Remote telemetry is also available.

Q6: What BOP configuration comes with the unit?

A: Standard configurations include 4-1/16″ or 5-1/8″ BOP stacks with pressure ratings matched to your well conditions. We can also integrate your existing BOPs if they meet the required specifications.

Q7: What's the typical lead time for an SLG380?

A: Standard lead time is 90 to 150 days from order confirmation to shipment, depending on configuration and customization level. Contact our sales team for current availability.

Q8: Do you provide training and after-sales support?

A: Absolutely. Each SLG380 sale includes commissioning assistance and operator/maintainer training—either at your facility or ours. Spare parts are stocked for global shipment, and our technicians are available for field support.

Q9: Can the SLG380 operate in extreme climates?

A: Yes. We offer climate adaptation packages for both cold-weather and high-temperature environments. The SLG series has been deployed across desert, polar, and offshore conditions.

Q10: How do I get a quote for an SLG380?

A: Send us your well parameters: target depth, tubing diameter, expected wellhead pressure, preferred mounting configuration, and operating environment. We'll respond with a technical proposal and commercial quote within 7–10 business days.

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