78kw 250cfm 8bar Mobile Portable Diesel Screw Air Compressor for Mining
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Product Highlights
- 250 cfm at 7-8 bar feeds 4-5 jack hammers or one 4 inch DTH hammer, replacing 40 gallon piston units with 60 percent less noise and no oil carryover to blast nozzle.
- Cummins 78 Kw or Yuchai 75 Kw diesel with auto idle burns 20-24 L/h full load, drops to 7-9 L/h at hold, direct drive no V-belt, resists dust and vibration in tunnel and quarry sites.
- Road towable chassis with 50 mm ball hitch, lights, dual G3/4 outlets lets one pickup move it between faces, no crane, no grid power, 24V DC alternator optional for site lights.
Product Attributes
- Customization
- Available
- After-sales Service
- Online Support
- Warranty
- 1 Years
- Model NO.
- JJYC-012
- Lubrication Style
- Lubricated
- Cooling System
- Air Cooling
- Power Source
- Diesel Engine
- Cylinder Position
- Custom
- Structure Type
- Closed Type
- Installation Type
- Movable Type
- Type
- Custom
- Working Pressure
- 7/8/10/13 Bar
- Power
- 32~410 Kw
- Capacity
- 3.4~46 M3/Min
- Color
- Customized Color
- Voltage
- 380V-10000V/50Hz-60Hz
- Transport Package
- Wooden Case
- Specification
- customized
- Trademark
- Jinjing Or Customizable
- Origin
- Tianjin
- HS Code
- 8414809090
- Production Capacity
- 1000set/Month
- Package Size
- 230.00cm * 150.00cm * 180.00cm
- Package Gross Weight
- 1400.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of 78kw 250cfm 8bar Mobile Portable Diesel Screw Air Compressor for Mining
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Product Description
78Kw portable diesel rotary screw air compressor delivers 250 cfm (7.0 m3/min) at 8 bar with Cummins or Yuchai engine and direct coupled screw airend for off-grid mining, tunneling, and sandblasting. Trailer mounted, auto idle cuts fuel 15 percent at partial load, PLC panel monitors pressure and temperature, G3/4 dual outlet, 40 degree heat package, no grid power needed for continuous jack hammer and DTH duty.


Jinjing is a Chinese brand of air compressors. They offer a range of diesel-powered air compressors in different sizes and capacities. They offer models with a wide range of features, such as: high-pressure outputs, low-noise operation, and efficient fuel consumption. Their compressors are designed for heavy-duty use and come with durable materials and reliable performance.
Advantage:
1. Compact structure and lightweight: The Jinjing brand portable diesel air compressor is designed with a compact system and is lightweight. It is easy to move and transport, and is suitable for use in narrow spaces.
2. Low noise: The Jinjing brand portable diesel air compressor is designed with low noise levels, making it more suitable for use in areas where quiet operation is desired.
3. High efficiency: The Jinjing brand portable diesel air compressor is designed to be highly efficient, helping to reduce energy consumption and operating costs.
4. Durable and reliable: The Jinjing brand portable diesel air compressor is designed to be durable and reliable, providing high performance and long-term reliability.
5. Easy to use: The Jinjing brand portable diesel air compressor is easy to use and operate, making it suitable for both professional and amateur users.
PRODUCT HIGHLIGHTS
1. The brand power, reliable quality, and stable performance. The harsh thermal equilibrium serviceability can guarantee that the machine works effectively under a high-temperature environment (≤40ºC).
2. Unique patent design, light load startup system, the air control design is adapted to the drilling work with high stability.
3. Efficient cooling system, divided into three parts: water-cooled, mid-cold, oil cold, which ensure the reliable operation of diesel engine, and it's suitable for high-temperature working environment.
4. Independent research and development of the opposite door design, rational layout, which is easy to do regular maintenance, with advantages of the fixed and portable compressor.
5. A single-point lifting, forklift hole device, equipped with a drag ring. It is suitable for repairing car transport, easy to transfer, and installation of the unit.
6. Waterproof and dustproof design, which is suitable for outdoor hard-working environments.
7. According to customer requirements, the heating boiler and remote components are available for cold starting.
| Model | Pressure (bar) |
Displacement (m³/min) |
Diesel Engine (kw) |
Air End Compression |
Type | Dimension (mm) |
Weight (kg) |
| DPS-5/8 | 8 | 5 | 41 | single stage | 2 wheel | 1660*1100*1600 | 700 |
| DPS-6/8 | 8 | 6 | 41 | single stage | 2 wheel | 2300*1460*1550 | 1000 |
| DPS-7/8 | 8 | 7 | 78 | single stage | 2 wheel | 2300*1500*1800 | 1350 |
| DPS-9/8 | 8 | 9 | 78 | single stage | 2 wheel | 2300*1500*1800 | 1450 |
| DPS-13/8 | 8 | 13 | 110 | single stage | 4 wheel | 2600*1486*2255 | 1800 |
| DPS-12/10 | 10 | 12 | 110 | single stage | 4 wheel | 3000*1776*2420 | 2500 |
| DPS-10/14.5 | 14.5 | 10 | 110 | two-stage | 4 wheel | 3000*1776*2420 | 2500 |
| DPS-12/15 | 15 | 12 | 110 | two-stage | 4 wheel | 3000*1776*2420 | 2700 |
| DPS-10/18 | 18 | 10 | 140 | two-stage | 4 wheel | 3000*1776*2420 | 2700 |
| DPS-15/15 | 15 | 15 | 132 | single stage | 4 wheel | 3000*1776*2420 | 2500 |
| DPS-15/13 | 13 | 15 | 132 | single stage | 4 wheel | 3000*1776*2420 | 2500 |
| DPS-16/16(17/13) | 16/13 | 16/17 | 154 | single stage | 4 wheel | 3000*1776*2420 | 2500 |
| DPS-16/18 | 18 | 16 | 154 | two-stage | 4 wheel | 3000*1776*2420 | 2700 |
| DPS-20/8 | 8 | 20 | 154 | two-stage | 4 wheel | 3000*1776*2420 | 2700 |
| DPS-18/17 | 17 | 18 | 191 | two-stage | 4 wheel | 3200*2000*2600 | 3500 |
| DPS-18/18(24/13) | 18/13 | 18/24 | 191 | two-stage | 4 wheel | 3200*2000*2600 | 3700 |
| DPS-20/20 | 20 | 20 | 191 | two-stage | 4 wheel | 3200*2000*2600 | 3700 |
| DPS-22/20 | 20 | 22 | 228 | two-stage | 4 wheel | 3200*2000*2600 | 4000 |
| DPS-31/25 | 25 | 31 | 295 | two-stage | track | 3200*1956*2600 | 4500 |
Tianjin Jinjing Gas Compressor Manufacturing Co., Ltd. founded in 2005, is a leading high-technology of machine and equipment manufacturer integrating the design, R&D, production, sales, and service of air compressors & Mining Equipment. Adopting advanced technology, design concept, and quality control, we are able to provide customized products to meet customers' OEM needs.Our company has more than 520 employees, including 86 senior technicians and professional engineers. Our technical team provides our customers with professional air system solutions. With a total of 15000 square meters of the facility, four modern advanced production lines are built up to ensure production capacity to meet customer requirements.
Our company has been awarded the honorary title of "Tianjin high-tech enterprise" and our products enjoy high honors in the industry. Our company has the ISO9001 certification and was awarded the qualification certificate of equipment through military contracts in 2018.
We offer the following products and services:
1. Screw the air compressor
1.1 Oil-free screw air compressor
1.2 Oil-injected air compressor
2. Reciprocating piston air compressor
2.1 Piston air compressor
2.2 Oil-free piston air compressor
2.3 Piston medium & high-pressure air compressor
3. Portable air compressor & Mining Equipment
3.1 Diesel or Electric portable screw air compressor
3.2 Air Pick, Rock Drill, DTH Drilling Rig, Crawler Drilling Rig
4. Air compressor accessories
4.1 Freeze or Adsorption compressed air drier
4.2 Compressed air filter or tank
4.3 Lubrication oil
We have a complete system of after-sales service and quality assurance. The company's material purchase, inspection, manufacturing, installation, and testing are strictly in accordance with ISO procedures. which will ensure each compressor has reliable quality and a complete record to trace if needed.
Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q: How can we start ordering with your factory?
A: First, leave us an inquiry and advise which item you're interested in, and then we will contact you in 24 hours. You're so kind if provide all the detailed information, it will be better for us to know exactly what you need.
Q: What is your MOQ?
A: Different products have different MOQs, most are 1 set.
Q: What are your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages.
Q: How about your delivery time?
A: Generally, it will take 90 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q: Do you a trading company or a real factory?
A: We are a 100% factory; we are located in Tianjin city, China.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR266567". Items marked "" are certified.
Company Profile
Tianjin Jinjing Gas Compressor Manufacturing Co., Ltd. Founded in 2005, is a leading high technology of machine and equipment manufacturer integrating the design, R& AMP; D, production, sales and service for air compressors & AMP; Mining Equipment. Adopting advanced technology, design concept and quality control, and we are able to provide customized products to meet customers' OEM needs.
Our company has more than 520 employees, including 86 senior technicians and professional engineers. Our technical team provides our customers with professional air system solutions. With the total 15000 square meters of the facility, four modern advanced production lines are built up to ensure production capacity to meet customer requirements.
Our company has been awarded the honorary title of " Tianjin high-tech enterprise" And our products enjoy high honors in the industry. Our company has the ISO9001 certification and was awarded the qualification certificate of equipment through military contracts in 2018.
We offer the following products and services:
1. Screw air compressor
1.1 Oil-free screw air compressor
1.2 Oil-injected screw air compressor
2. Reciprocating piston air compressor
2.1 Piston air compressor
2.2 Oil-free piston air compressor
2.3 Piston medium & AMP; High-pressure air compressor
3. Portable air compressor & AMP; Mining Equipment
3.1 Diesel or Electric portable screw air compressor
3.2 Air Pick, Rock Drill, DTH Drilling Rig, Crawler Drilling Rig
4. Air compressor accessories
4.1 Freeze or Adsorption compressed air drier
4.2 Compressed air filter or tank
4.3 Lubrication oil
We have a complete system of after-sales service and quality assurance. The company's material purchase, inspection, manufacturing, installation, and testing are strictly in accordance with the ISO procedures. Which will ensure each compressor has reliable quality and has a complete record to trace, if needed.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 2 Anze Road, Zhangjiawo, Xiqing Dist. 300380. Tianjin, China
-
Registered Capital
- 65,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P
-
International Commercial Terms(Incoterms)
- CIF, FOB, CFR
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Tianjin Port
-
Minimum Order Quantity
- 1
-
Supply Chain Partners
- 10
Our Production Capability & Technical Expertise
- Main Products
- Screw Air Compressor, Piston Air Compressor, Diesel Portable Screw Air Compressor, Oil Free Air Compressor, Air Compressor Accessories, Air Compressor, Industrial Air Compressor, Compressed Air Drier, Air Tank, Electric Portable Screw Air Compressor
-
Production Lines
- 1
-
Production Machines
- Test equipment, Test equipment, Drilling equipment, Machining center
-
QA/QC inspectors
- 5 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 5 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2005-05-18
-
Export Year
- 20 Year
-
Main Markets
- South America, Europe, Southeast Asia/ Mideast, Africa, Australia
-
Number of Foreign Trading Staff
- 6
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015, ISO45001:2018, ISO14001
FAQ
- Q1: Is 250 cfm enough for 4 jack hammers?
- A: Yes. One 5/8 inch jack hammer uses 0.9-1.2 m3/min at 6-7 bar. 250 cfm (7.0 m3/min) runs 4-5 hammers with margin for hose loss. For 6 plus tools pick 300-375 cfm class.
- Q2: What is the fuel consumption of the 78 Kw Cummins unit?
- A: Cummins 4BTA 78 Kw burns 20-24 L/h at full load 8 bar, 7-9 L/h at auto idle hold. Yuchai version similar. Auto idle trims 12-15 percent in partial load.
- Q3: Can pressure be adjusted between 7 and 10 bar on site?
- A: Yes. Controller has 7/8/10 bar preset, throttle modulates to hold set pressure. For 13 bar we supply two stage airend version.
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