Rock Drilling Rig Hydraulic Small Rotary Crawler Type Mining Borehole DTH Rock Drilling Rig

Product Description

Product Description

The RCZ420T hydraulic DTH drilling rig is equipped with a dual-motor rotary drill head and a multi-way valve with adjustable rotational speed, boasting a rotational torque of up to 3200N.m, which can meet the high drilling requirements of 76mm large drill rods and 138mm large drill diameters. With a propulsion length of 3 meters, the rig is fitted with construction-purpose crawlers, piston motors, and a leveling function. The 420 model design enables it to adapt to more complex construction site conditions, and it can drill vertical holes on sloping surfaces to meet diverse construction needs.

Specification

Model	RCZ420T
Engine	Yuchai YC4A100/70 kW, China II Yuchai YC4DK100/73.5 kW, China III
Diesel tank volume	70 L
Weight	5280 kg
Dimension	5420*2308*2500 mm
Hole depth	30 m
Drill pipe	φ76*3000 mm
Gole diameter	φ90-138 mm
DTH hammer	4"/5"
Rotation torque (max.)	3200 N.m
Feed force	20 kN
Pull up force	45 kN
Feed type	Chain/cylinder
Gradient	25°
Track frame osciliation	+/- 10°
Tramming speed	3 km/h

Key Features

1. Efficient Drilling Performance: The dual-motor rotary drill head has larger torque and higher rotational speed, compatible with φ76mm drill rods and 130mm drill diameters to meet high-intensity drilling needs; the 3-meter propulsion length supports wider and deeper drilling operations.

2. Strong Environmental Adaptability: Construction-purpose crawlers and piston motors enhance the machine's reliability and traveling performance, adapting to complex ground conditions such as open-pit mining; the added leveling function improves climbing ability and off-road performance, allowing precise vertical hole drilling on slopes to cope with various construction environments.

3. Convenient and Safe Operation: The centralized control panel design makes operation simple, effectively improving the efficiency, safety, and comfort of drilling operations.

Application

This hydraulic drilling rig is widely used in open-pit mine blast hole drilling, quarry blast hole drilling, highway blast hole drilling, as well as drilling operations in water conservancy, power station construction, railway, and other construction projects.

Packing & Delivery

Delivery time: 10-15days
We use professional equipment to frame the boxes. We will arrange specially-assigned person to inspect every step. Ensure transportation safety.

Certifications

Our products have passed CE certification and ISO9001 quality management system certification, ensuring that they meet international standards in terms of safety, reliability and quality.

After Sales Service

As a high-quality enterprise that values customer satisfaction, Henan Rancheng is committed to providing excellent after-sales service to ensure that every customer has a worry-free user experience after purchasing our products. We have a professional after-sales service team that is proficient in product knowledge and technology. We provide customers with comprehensive, efficient, and friendly after-sales service.
 
01. Quick response: We promise to respond within 24 hours after receiving customer after-sales service requests and solve customer problems in the shortest possible time.
 
02. Professional technical support: Our after-sales service team is composed of a group of experienced and technically capable professionals who understand the product and have many years of service experience. They can answer and solve various technical problems.
 
03. Personalized Solutions: We will develop personalized solutions for each customer's problem to ensure that the solutions match your specific needs.
 
04. Quality assurance: We strictly follow the requirements of the ISO9001 international quality management system in the industry to ensure that the after-sales service provided to customers meets high-quality standards.

Company Profile

We are a professional drilling rig supplier based in China, specializing in the design and manufacture of water well drilling rigs, rotary drilling rigs, anchor drilling rigs, DTH drilling rigs, solar pile drivers, mud pumps, air compressors, and a wide range of drilling tools.
 
With advanced technology, modern equipment, a first-class team, and rich industry experience, our products have earned ISO9001 and CE certifications. They have been exported to nearly 200 countries and regions worldwide, gaining high recognition from our customers.

FAQ

Q: Why choose us ?
A: Rancheng Machinery is a very professional drilling rig supplier in China. We have rich experience in this industry for 11 years.Now our products are serving around the world.we have High Quality, Competitive Price, and Fast Shipment.
 
Q: Do you offer any custom designs?
A: Yes,we have our own trade factory. We provide services to top range partners.Produce a superior product for you by your designs.
 
Q: How to make sure the quality we sent to you is same with what we said?
A: We are the Golded supplier on Made-in-China, order through the Made-in-China trade assurance, will ganrantee the safe of your money and the quality of the goods.
 
Q: How To Order ?
A: Step 1, please tell us what model and quantity you need;
Step 2, then we will make a PI for you to confirm the order details;
Step 3, when we confirmed everything, can arrange the payment;
Step 4, finally we deliver the goods within the stipulated time.
 
Q: When will make delivery ?
A: About 10-15 work days after receipt of the payment.
 
Q: After-sales Service
A: 1 year warranty for all kinds of products;
If you find any defective accessories first time, we will give you the new parts for free to replace in the next order, as an experienced manufacturer, you can rest assured of the quality and after-sales service.
 
Q: Whether we can visit your factory
A: Yes ,you are warmly welcome to visit us .