SHKB-21500 Double-Blade Automatic Edge Trimming Machine
Gantry-Type, Trolley-Driven Micro-Computer Edge Processor for Marble, Granite, Arc Kerb & Tombstone
Quick Specs
| Parameter | Unit | HKB-21500C |
| Blade diameter | mm | 600~800 |
| Worktable size | mm | 1000 x 2500 |
| Front-to-back travel | mm | 2500 |
| Cutting head lifting stroke | mm | 500 |
| Max processing width (Vertical Cut) | mm | 1500 |
| Cutting head rotation degree | ° | ±45° (Electric control) |
| Main motor power | kw | 18.5kw x 2/22kw x 2 (Optional) |
| Total power | kw | 44/51 |
| Outline dimensions | mm | 4000 x 7100 x 2600 |
| Total weight | kg | ≈5000 |
| Water consumption | m³/h | ≈4 |






Product Overview
The SHKB-21500 is a gantry-fixed, trolley-moving, double-blade edge trimmer driven by full-electric microcomputer control.
Steel-wire rope transmission eliminates blade jamming under overload, delivering higher cutting efficiency, superior flatness, and longer blade life while reducing labor and energy costs. Ideal for edge cutting and chamfering of marble, granite, arc kerbstones, and tombstones.
Key Equipment Features
1. Micro-Computer + Full-Electric Control
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The one-touch program stores edge length, chamfer angle and feed rate
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No hydraulics → cleaner workshop
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Remote diagnostic port for on-line support
2. Gantry-Fixed / Trolley-Moving Design
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15 m effective travel (extendable) → single-pass trimming of long kerbs or tombstone borders
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The gantry frame absorbs vibration
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Open front & rear → forklift loading, automatic in-line connection to polishing line
3. Steel-Wire Rope Transmission
Workflow Advantage
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Load stone onto moving trolley (forklift or vacuum lifter)
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Select program
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Press START – trolley advances, both blades trim simultaneously
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Unload finished piece – ready for next process
One operator, zero manual pushing, 10× faster than hand-held machines.
Package & Warranty
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Export crate: wire rope lashing, suitable for sea/air/land/rail transportation.
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Delivery: 20 days (standard), 30 days (custom length)
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Warranty: 12 months for parts
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Installation: video-guide + remote support; on-site service optional
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Spare parts: 72 h dispatch from regional warehouse
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