Shandong Zhengyuan Drilling and Production Intelligent Equipment
Co., Ltd.
Zhengyuan Drilling and Mining was founded in 2005, and later
established Shandong Zhengyuan Drilling and Mining Intelligent
Equipment Co Ltd in 2019, further expanding its scale. with its
registered address located south of the Taihu Railway west of
Xiaocaiyuan Street in Feicheng High tech Zone, Tai'an City,
Shandong Province. It has built production workshops, research and
development workshops, and supporting facilities, specializing in
scientific research and development, design and manufacturing, and
engineering construction of various perforation equipment.
The main characteristics of the company's products are high
operational efficiency, low construction cost, reliable work, and
easy operation. They can be widely used in various fields such as
water wells, rescue wells, precipitation wells, large-diameter
blasting holes in mines (replacing rotary drilling machines),
exploration sampling, hydropower, highways, coal, oil, natural gas,
coalbed methane, municipal engineering, monitoring wells, ground
source heat pump holes, anchoring, and non excavation. The drilling
efficiency is high.
The company will make every effort to assist customers in
optimizing equipment models, making personalized orders according
to customer needs, and helping customers purchase high-quality and
cost-effective equipment. In order to meet customer needs, the
company will provide professional transportation and door-to-door
delivery, and provide delivery training services for customers in
need.
The company has a professional after-sales team to provide
customers with faster and more comprehensive after-sales services.
When the after-sales personnel first deliver the drilling rig, they
will provide detailed explanations on the operation techniques and
maintenance of the drilling rig to the customer. In addition, we
also have daily after-sales service phone follow-up to provide more
considerate service to customers. Adhering to the concept of
customer first, we have been committed to providing high-quality
service to customers for many years and solving their problems
andneeds in a timely

Product Description
Max drilling depth | 400m | Max rotary torque | 8000/4000Nm |
Drilling diameter | 105-325mm | Max rotary speed | 75/150r/min |
Air pressure | 1.2-3.5Mpa | Small auxiliary winch lifting force | 1.5T |
Air consumption | 16-55m*/min | Drilling efficiency | 10-35 |
Drill pipe length | 6m | Moving speed | 2.5Km/h |
Drill pipe diameter | 89/102mm | Uphill angle | 21 ° |
Axial pressure | 4T | Weight of the rig | 9.8T |
Lifting force | 22T | Dimension | 6.26*1.85*2.43m |
CerificationThe features of SL400S
- Powerful and stable: Equipped with high-quality power
configurations such as Yuchai's 92-kilowatt six-cylinder direct
injection engine, and hydraulic oil pumps like the Kaspas 55215,
the power output is stable, providing sufficient power for all
operations of the drilling rig.
- Diverse drilling techniques: Supports various drilling methods
such as submerged drilling, continuous air reverse circulation
drilling, gas lift reverse circulation drilling, cutting drilling,
tricone drilling, trailing pipe drilling, and core drilling. It can
cope with different geological conditions and meet various drilling
requirements.
- High operational efficiency: The top drive power head has a
patented anti-shock design technology, which can directly connect
and remove drill pipes, shortening auxiliary time and facilitating
trailing pipe drilling. Various centering devices, feeding
mechanisms, and unloading devices are complete, suitable for
various drilling techniques and different usage environments. The
operation is convenient and flexible, with fast drilling speed and
short auxiliary time.
After Sales Service
As a high-quality enterprise that values customer satisfaction,
Shandong Zhengyuan is committed toproviding excellent after-sales
service to ensure that every customer has a worry free user
experienceafter purchasing our products. We have a professional
after-sales service team, proficient in productknowledge and
technology, and provide customers with comprehensive, efficient,
and friendly af.ter-sales service.
Standard Warranty: 12 months .
Global Support: 24/7 technical assistance and spare parts supply.
Training: On-site or remote operation/maintenance training.
Packaging & Shipping
Packaging | Shipping | Delivery |
Custom configurations available upon request. | Support land and sea transportation. | 10-15days. |
FAQQ: Do you provide after-sales service overseas?
A: Yes, we have partnered service centers in key regions.
Q: Are you original manufacturer?
A: Yes, we are the original manufacturer. We have all the product
series you need.
Q: How long will the delivery time take?
A: Normally mud pump products will take about 10-15 days to produce
the ordered machines. Most of the time, we can have an immediate
delivery of our regular machines in 20 days.
Q: How do I place an order?
A: Contact us via email/phone for a quote, then confirm with a PO.
Q: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.And we will attach our
inspect report for every machine.