Automatic Stone Drilling Machines for Stone Core Drill

LMZK-600 / ZDZK-300

DINOSAW stone drilling machines include gantry and vertical models with PLC control systems. These machines drill holes up to 600mm in diameter and depths up to 900mm. Equipped with 22kW high-power motors and variable frequency drives, they adjust drilling speed based on material hardness. Used for processing granite, marble, blue limestone, travertine, and engineered stone in factory settings. These machines produce rough-shaped stone products including columns, balusters, bollards, vases, bathtubs, urns, memorial products, stone benches, fish tanks, planters, and lanterns.

Compatible Materials & Products

Factory Stone Processing Solutions with 600mm Drilling Capacity

Specs and options

Specifications customizable upon request.

Model

Unit

LMZK - 600

ZDZK - 300

Max. Drilling Diameter

mm

600

300

Max. Drilling Depth

mm

900

450

Main Motor Power

kw

22

7.5

Overall Dimensions

mm

2300×5500×3500

1300×800×2500

Weight

t

4.9

1.2

LMZK - 600

ZDZK - 300

DINOSAW automatic stone drilling machine DINOSAW stone drilling machine

Fast factory drilling for stone columns, vases, urns and decorative products

Precision Stone Drilling: 15-600mm Capacity for Factory Production

Simple One-Touch Operation

PLC system allows easy parameter setting and one-button automatic processing

High-Speed Drilling Performance

Equipped with 22kW high-power main motor for rapid drilling even in hard stone

Stable Gantry Structure

Gantry design provides superior stability for large-diameter drilling and heavy stone

Multi-Material Adaptability

Frequency converter allows drilling speed adjustment according to material hardness

Easy Installation & Transport

Integrated compact structure for convenient transportation and simple setup

Quick Drill Bit Replacement

Optional quick-change adapter allows fast tightening and loosening, saving valuable time

FAQs

Common Questions About DINOSAW Stone Drilling Machines

What stones can a DINOSAW core drilling machine drill?

Our stone drilling machines effectively process both natural and engineered stone materials including:

• Natural stones: granite, marble, limestone, travertine, quartzite, soapstone, slate, and sandstone

• Engineered materials: quartz composites and porcelain slabs

Diamond core technology ensures clean, chip-free drilling even in hard stones like granite. The variable speed control and PLC system let operators optimize drilling parameters for each material type, preventing damage and ensuring perfect results regardless of stone hardness or composition.

Gantry vs vertical stone drilling machine - which is better?

The choice depends on your specific needs:

Gantry drilling machines:

• Best for: Large stone slabs and high-volume production

• Drilling capacity: LMZK-600 up to 600mm diameter, 900mm depth

• Advantages: Stable platform, precise positioning, multiple sequential holes

• Typical users: Large fabrication facilities with heavy workload

Vertical drilling machines:

• Best for: Smaller workshops and detail work

• Drilling capacity: ZDZK-300 up to 300mm diameter, 450mm depth

• Advantages: Compact footprint, easy setup, cost-effective

• Typical users: Small to medium workshops with space limitations

Both provide high precision, but production volume, available space, and application requirements should determine your choice.

What products can I make with a stone drilling machine?

Our stone drilling machines create rough-shaped products for various applications:

• From granite: Columns, balusters, and security bollards

• From marble: Decorative vases and luxury bathtubs

• From blue limestone: Ceremonial urns and memorial products

• From engineered stone: Planters and fish tanks

• From travertine: Stone benches and decorative lanterns

These machines create initial cylindrical forms with consistent wall thickness that serve as the foundation for finished products after additional processing. The precision drilling significantly reduces material waste and manual labor while ensuring high-quality results.

Does a stone drilling machine need water cooling?

Yes, water cooling is essential for four key reasons:

1. Prevents diamond bit overheating and extends tool life by up to 300%

2. Reduces dust for safer working conditions and better air quality

3. Flushes away debris to create cleaner, more precise holes

4. Improves overall cutting quality and efficiency

Our machines include integrated water cooling systems with adjustable flow based on material and drilling parameters. For environmentally conscious operations, we offer closed-loop water recycling systems that filter and reuse water, reducing consumption by up to 85%.

What to do when the drill bit gets stuck in stone?

When a drill bit gets stuck during operation, follow these steps:

1. Immediately stop the machine and cut power

2. Don't force rotation or apply excessive pressure as this may damage the machine

3. Apply small amounts of cooling water around the bit to reduce friction

4. Gently attempt reverse rotation at very low speed (if your machine has this function)

5. For persistent jams, use the emergency release system built into our machines

Most drilling jams occur due to improper speed settings, insufficient cooling, or material density variations. Our PLC-controlled machines feature automatic torque monitoring that detects resistance changes and adjusts drilling parameters to prevent most jamming situations before they occur.

How to reduce noise from stone drilling operations?

Controlling noise in stone drilling operations requires a multi-faceted approach:

• Equipment selection: Our machines feature noise-dampening technology that reduces operational noise by 15-20dB compared to standard models

• Proper installation: Mount machines on vibration-isolating pads to minimize structural noise transfer

• Enclosure options: Semi or fully enclosed drilling stations can reduce ambient noise by 25-30%

• Maintenance: Regular lubrication and part inspection prevents excess noise from worn components

• Operational techniques: Optimal drilling speeds and water flow reduce friction noise

For workshop environments requiring additional noise reduction, we can customize acoustic barrier solutions based on your specific needs. These custom solutions can help reduce noise levels to meet international workplace safety standards while maintaining production efficiency in your particular setting.

How to maintain a stone drilling machine?

Proper maintenance ensures maximum uptime and performance:

Daily tasks:

• Check and clean water filters and spray nozzles

• Inspect drill bits for wear and replace as needed

• Clear debris from work area and drilling surfaces

Weekly tasks:

• Lubricate all moving parts according to manual

• Check belt tensions and adjust if necessary

• Inspect all electrical connections

Monthly tasks:

• Perform thorough inspection of mechanical components • Verify calibration of positioning systems • Clean the entire coolant system Most components are easily accessible, and our machines include diagnostic systems that alert operators to potential issues before they cause downtime.

Certifications & Standards

Precision Stone Drilling: 15-600mm Capacity for Factory Production

CE Certification

CE Certification

Tech Patents

100+ Tech Patents

ISO Certification

ISO 9001:2015

DINOSAW product lines fully comply with international engineering standards, passing rigorous third-party quality certifications to ensure exceptional performance and durability for all industrial equipment operating in high-load environments.

Expertise & Applications

Countries Served

75+

Countries Served Worldwide

Industry Expertise

20+

Industry machinery expertise

DINOSAW delivers lifecycle quality traceability and technical support for machinery equipment and diamond tools, covering cutting, drilling, engraving, polishing, and processing requirements for precision machining across industries.

Our products serve traditional industries (mining, stone processing, building materials), high-precision manufacturing (quartz glass, semiconductor), advanced materials (graphite, carbon fiber composites), and specialized applications (nuclear decommissioning, railway construction machinery).

Ready to Revolutionize Your Stone Drilling Process?

Contact us today for a demonstration and discover how our drilling technology can transform your stone fabrication productivity.

Contact DINOSAW

Connect with DINOSAW experts to find the perfect processing solution for your specific material and production needs.

DINOSAW: Trustworthy Stone Drilling Machine Manufacturer

Discover how DINOSAW can accelerate your projects. Our tailored product line, cutting-edge R&D, robust manufacturing, end-to-end service, global support, and industry certifications are at your service.

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