The Huayi 2QYKZ Series is a heavy-duty double circular saw stone cutting machine designed for longitudinal cutting and block separation in relatively flat quarry working areas. Equipped with two large-diameter diamond circular saw blades, the machine can produce two parallel cutting kerfs in one cutting operation, reducing repeated passes compared with a single-blade configuration.

Different Models for Different Quarry Requirements
|
Model No. |
|
2QYKZ-3600 |
2QYKZ-3800 |
2QYKZ-4200 |
2QYKZ-4600 |
2QYKZ-4800 |
|
Type |
|
A / B /C / D |
A / B /C / D |
A / B /C / D |
A / B /C / D |
A / B /C / D |
|
Max. blade diameter |
mm |
3600 |
3800 |
4200 |
4600 |
4800 |
|
Max.cutting depth |
mm |
1550 |
1650 |
1850 |
2050 |
2150 |
|
Cutting width of Type A |
mm |
1360-1960 |
1360-1960 |
1950-2450 |
1950-2450 |
1950-2450 |
|
Type B |
mm |
1500-2000 |
1500-2000 |
2300-2800 |
2300-2800 |
2300-2800 |
|
Type C |
mm |
2300-2800 |
2300-2800 |
2600-3100 |
2600-3100 |
2600-3100 |
|
Type D |
mm |
2700-3200 |
2700-3200 |
2800-3300 |
2800-3300 |
2800-3300 |
|
Power of main motor |
kw |
72x2 |
72x2 |
72x2 |
72x2 |
72x2 |
|
Power of pump motor |
kw |
4 |
4 |
4 |
4 |
4 |
|
Power of stroke motor |
kw |
1.5x2 |
1.5x2 |
1.5x2 |
1.5x2 |
1.5x2 |
|
Gross power |
kw |
151 |
151 |
167 |
167 |
167 |
|
Dimensions (L x W x H) |
cm |
390x160x290 |
410x160x305 |
450x210x350 |
470x210x370 |
490x210x390 |
|
Gross Weight |
kg |
7000-9000 |
7500-10000 |
8500-11000 |
9000-12000 |
9500-13000 |
Built for Real Quarry Cutting Conditions
Quarry cutting is different from workshop stone processing. The machine must operate over a large working area while handling hard, abrasive materials, continuous cutting loads, dust, water, and changing site conditions. The 2QYKZ Series is designed around these demands.
Stable Rail-Based Movement: Travels along guide rails for controlled cutting across the quarry face. Proper rail installation and a level working surface are essential for cutting accuracy and stable machine travel.
Heavy-Duty Transmission: Four-shaft transmission structure supports the twin-blade configuration during heavy cutting, reducing unnecessary movement and maintaining stable blade operation.
Large-Diameter Diamond Blades: Provides the cutting depth required for large-scale stone extraction applications.

Permanent Magnet Motors with Variable-Frequency Control
The 2QYKZ Series uses two permanent magnet main motors with frequency-converter control – delivering the power required for large-diameter blade cutting while allowing operating conditions to be adjusted according to the material and quarry environment.
Adjustable cutting conditions: Different stone materials and quarry conditions require different parameters. Variable-frequency control lets operators adjust motor settings rather than relying on a single fixed speed.
Optimized balance: Helps you balance cutting performance, blade utilization, energy consumption, stone hardness, and operating stability – adapting to changing conditions on the quarry face.

Quarry Applications
Granite Block Extraction – Longitudinal cutting of large granite quarry areas.
Parallel Slot Cutting – Twin blades create parallel kerfs in a single cutting operation.
Quarry Block Separation – Used as part of the cutting process for separating stone sections.
Large-Scale Stone Extraction – Suitable for quarry operators requiring repeatable cutting over large working areas.
Integration with Wire Sawing – The circular saw can be used for initial side or longitudinal cuts, followed by other extraction methods where appropriate.

Quality Control
Each Double Circular Saw Stone Cutting Machine undergoes inspection before shipment to verify key mechanical and electrical functions.
Structural Inspection - Check the main frame, guide system and key connection points for dimensional and assembly consistency.
Transmission Check - Inspect shafts, bearings, gears and drive components for smooth operation.
Electrical Testing - Verify motors, control cabinet, frequency converter and safety-related functions.
Running Test - Conduct machine running tests to identify abnormal vibration, noise or movement.
Final Inspection - Confirm machine configuration, accessories and documentation before packing and shipment.

FAQ
Q: What is the difference between a single-blade and double-blade quarry cutting machine?
A: A single-blade machine produces one cutting kerf during a cutting pass, while a double-blade configuration can produce two parallel kerfs during the same operation. This can reduce repeated cutting passes when parallel cuts are required.
Q: What stones can the machine cut?
A: The machine is primarily designed for granite quarrying and can also be configured for marble, quartz and other compatible natural stones depending on material characteristics and blade selection.
Q: Can the cutting speed be adjusted?
A: The machine uses frequency-converter control, allowing operating conditions to be adjusted according to stone hardness and cutting requirements.
Q: Can you provide installation support?
A: Yes. Installation guidance and technical support can be arranged according to the project requirements. For quarry projects, site conditions should be reviewed before installation.
Q: How long is the delivery cycle?
A: The production cycle depends on the equipment configuration and order scheduling. Standard products can be provided within 15-30 days. Configured products will require an additional time period. Please confirm the delivery date with us when placing the order.
Q: What payment terms are available?
A: We support common trade terms such as FOB, EXW, and CIF. The specific payment schedule should be confirmed in the quotation and proforma invoice.
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