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JK820 Hydraulic Crawler Down The Hole Drilling Rig Machine for Quarry Mining Operations

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JK820 Hydraulic Crawler Down The Hole Drilling Rig Machine for Quarry Mining Operations

Name: JK820 Hydraulic Crawler Down The Hole Drilling Rig Machine for Quarry Mining Operations
Brand: JINKE
Price: 1 USD

Wholesale JK820 Hydraulic Crawler Down The Hole Drilling Rig Machine for Quarry Mining Operations from china suppliers

Rotation Speed : 0-60 rpm

Chassis Type : Hydraulic Crawler

Brand Name : JINKE

Hole Diameter : 90-138 mm

Chassis : Hydraulic Crawler 7 Support Rollers

Packaging Details : Standard seaworthy export packaging, main unit secured on steel frame with shrink wrap, accessories in plywood cases

Working Pressure : 1.0-2.1 MPa

Travel Speed : 0-2.5 km per h

Impact Frequency : 820 bpm

Feed Force : 18 kN

Total Weight : 6500 kg

Air Consumption : 11-17 m3 per min

Climbing Ability : 30 Degrees

Overall Dimensions : 5100 x 2150 x 2700 mm

Place of Origin : China

Controls : Pilot Hydraulic Joysticks

Model Number : JK820

Certification : ISO 9001:2015, CE

Dust Hood Type : Dual-Layer Sealed

Engine Type : Diesel Engine

Drilling Depth : 20-30 m

MOQ : 1 Set

After-Sales : 48-Hour Spare Parts Dispatch

Supply Ability : 15 Sets per Month

Drill Pipe Diameter : 76 mm

Dimensions : 5100 x 2150 x 2700 mm

Price : Negotiable

Drilling Method : Down-The-Hole (DTH)

Dust Hood : Dual-Layer Sealed Design

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JK820 — The Rig That Earned Its Reputation in the Field

Spec sheets are easy to write. Real-world performance is what separates a reliable drill from a headache. The JK820 has accumulated over 200 units in active field operation across quarries and construction sites in Yunnan, Guizhou, Sichuan, and Guangxi. Every improvement in the current version comes directly from operator and site manager feedback — not from a marketing department.

What We Fixed Based on Real Feedback

Dust Control	Upgraded from single to dual-layer sealed dust hood — airborne dust reduced by over 40%, keeping the worksite compliant with environmental regulations
Controls	Switched from mechanical linkage to pilot hydraulic joysticks — smoother response, less operator strain over an 8-hour shift
Undercarriage	Track rollers increased from 5 to 7 support rollers — better load distribution on soft ground and rocky slopes
Hydraulic Lines	Routing optimized during revision — hoses no longer rub against frame members, hose life extended significantly

Parts and Service — No Long Waits

📦 Wear Parts Included

Every JK820 ships with a consumables kit — seals, filters, grease fittings — enough for the first 6 months of routine operation.

🚚 48-Hour Parts Dispatch

Common spares stocked in provincial warehouses. Specialty parts shipped within 48 hours to any domestic address — export shipments via DHL/FedEx.

🔧 Mature Component Supply

Engine, hydraulic pumps, and motors are all domestic mainstream models — parts available at equipment dealers in every province, not locked into a single supplier.

Specifications Snapshot

Hole Diameter / Depth	90-138 mm / 20-30 m
Impact Frequency	820 bpm
Air Consumption	11-17 m\u00b3/min
Weight / Dimensions	6500 kg / 5100\u00d72150\u00d72700 mm
Engine / Chassis	Diesel / Hydraulic Crawler
Certification	ISO 9001:2015, CE

Don't take our word for it. We can arrange a site visit to a working JK820 near you. Watch it drill in real rock conditions. Talk to the operator. Then decide. Contact us to schedule a visit or request a full technical datasheet.

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JK820 Hydraulic Crawler Down The Hole Drilling Rig Machine for Quarry Mining Operations

JK820 Hydraulic Crawler Down The Hole Drilling Rig Machine for Quarry Mining Operations

Dual-Layer Sealed Dust Hood System

Pilot Hydraulic Joystick Control System

200 Plus Units Proven Field Record

JK820 Hydraulic Crawler Down The Hole Drilling Rig Machine for Quarry Mining Operations Images