Engineering-led drilling & compressed utility support [email protected] · +1 800 847 1234

Specification-grade drilling rigs and compressed utility packages engineered for deep, hard-rock operations.

Rig architecture, rotary air compression, and nitrogen generation audited against API Spec Q1, MSHA 30 CFR Part 57, and IECEx Zone 1 so procurement teams can release documentation-ready purchase orders on the first revision.

Six engineering disciplines delivered as a single documented package.

Drill rig on mine bench
01

Engineering-led rig architecture

Every rig ships with stress calculations, FEA reports, and traceable weld procedures reviewed by a chartered mechanical engineer. Rotary heads, carriers, and masts are interchangeable across product families so drilling contractors can rebuild their fleet around a shared component library.

02

Intrinsic safety by design

Control cabins carry IECEx and ATEX Zone 1 certification for coal and gassy mine environments, with redundant fire suppression, positive-pressure cab ventilation, and independent proximity interlocks. Operator console layouts were cleared through a 14-step ergonomics audit.

Control cabin instrumentation
Field engineer inspecting compressor skid
03

Field-service engineering network

Three hundred and ten factory-trained engineers dispatch from regional service hubs with bonded spare-parts consignment stock. Scheduled preventive programmes are priced against documented MTBF targets rather than generic hour intervals.

04

Engineered customisation within the standard

Drill strings, compressor packages, and power generation skids can be reconfigured for altitude, formation hardness, or classified-area duty without stepping outside the certified envelope. Revision control is handled through ISO 9001 change boards.

Engineering drawing set
Certification laboratory sample
05

Independent third-party validation

Critical components including rotary heads, rotary unions, pressure vessels, and nitrogen generators are pressure-tested against API, ASME VIII, and PED modules with certificates retained in the project documentation package.

06

Durability accounted for in total cost

Frames use quenched and tempered structural steel rated to 690 MPa yield. Heat exchangers run at 1.5× design pressure before shipment. Every durability claim is paired with an ISO-traceable test record that is handed over with the rig.

Heavy frame weld inspection

Two reference platforms, side by side.

Engineering datasheets for the surface rotary blast-hole platform and the underground long-hole production rig, published to the same revision discipline used in customer drawing packs.

Parameter AC-SR 260 Surface Rotary AC-UL 180 Underground Long-Hole
Hole diameter range152 – 270 mm76 – 115 mm
Maximum hole depth58 m (single pass)54 m (fan drilling)
Rotary head torque10,500 Nm3,800 Nm
Pulldown force356 kN138 kN
Onboard compressor35 m³/min at 24 bar12 m³/min at 20 bar (skid-linked)
Prime moverEPA Tier 4 Final, 596 kWEU Stage V, 242 kW diesel / 200 kW electric
Classified-area ratingZone 2 IIB T3Zone 1 IIA T4 (ATEX / IECEx)
Weight, operating72.4 t34.1 t
Emissions monitoringISO 8178 telematics streamReal-time particulate via CANopen
Documentation packageAPI Spec Q1 FAT + ISO 9001 test recordsMSHA 30 CFR Part 57 + IECEx certificate

Downloadable specification assets.

All documents are revision-stamped and mirror what is supplied inside a customer project pack.

What procurement and engineering teams ask first.

Which drilling standards are addressed by default?

Rigs are delivered against API Spec Q1, ISO 9001:2015, and the mechanical clauses of MSHA 30 CFR Part 57. Documentation packs include both the factory acceptance test record and a traceable material certificate set.

Can I order an ATEX Zone 1 configuration separately?

Yes. The underground platform carries IECEx and ATEX certification at base specification. Each rig receives its own IECEx Certificate of Conformity tied to the serial number rather than a generic family document.

How do you handle altitude-derated prime movers?

Engines are re-matched against ISO 3046 altitude and ambient correction curves. We publish the actual derated power at the operating elevation inside the purchase-order specification rather than the sea-level value.

What is the response time for an engineering review?

Inquiries routed through the engineering desk receive a preliminary feasibility note within 48 hours and a fully costed technical proposal in ten working days for standard configurations.

Do you support independent third-party witnessed testing?

Lloyd's Register, Bureau Veritas, TÜV SÜD, and DNV have all witnessed FAT events at our manufacturing campus. Witness protocols are agreed at contract signature and attached to the inspection plan.

Are power generation packages interchangeable with the rigs?

Yes. Diesel power packs and containerised switchgear mount on the same skid envelope used by our rotary compressors, allowing a drilling contractor to redeploy a single asset between two duties.

How are obsolescence and spare parts managed?

Every rig ships with a ten-year minimum spare parts commitment. Long-lead components are stocked at three regional consignment hubs and revision-matched against the rig serial number.

Can training be bundled into a rig order?

Operator and maintenance training is delivered either at the customer site or at our field engineering centre. Curricula follow a documented competency framework aligned with MSHA Part 48 and equivalent international programmes.

Drill rig silhouette at dusk

Send us your rig specification, compressor footprint, or classified-area requirement and receive a documentation-ready response inside ten working days.