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Dual-Blade Arc-Slab Edge-Trimming Machine Trim, bevel & finish circular slabs 10–20× faster than hand work
1. Machine Overview
The HKB-21500 series trims edges of circular stone slabs (arc plates) up to 1.5 m long × 1.5 m wide with 0–60° variable bevel. Choose Model A for maximum power or Model B for a lighter footprint—both deliver 10–20× manual speed and column-ready accuracy in one automatic pass.
2. Quick Specifications
Parameter
Unit
HKB-21500A
HKB-21500B
Max processing length
mm
1500
1500
Max processing width
mm
1500
1500
Cutting angle
°
0~60°
0~60°
Gross power
kw
24.5
16.5
Outline dimension
4500×3800×2100
4500×3800×1800
Gross weight
kg
≈3800
≈3500
Water consumption
m³/h
4
4
3. Key Equipment Features
Arc-Slab Worktable – self-centering rollers support curved pieces without movement
Wet-Cut System – recycles 0.4–4 m³/h water, keeps shop dust-free
Gantry Frame – 3.8 t (A) / 3.5 t (B) steel bridge absorbs vibration for mirror-flat edges
4. Model Comparison
Same 1 500 × 1 500 mm working envelope and 0–60° cutting angle for both.
5. Typical Applications
Circular column slabs – architectural façades, hotel lobbies
Arc kerbstones – curved road edges
Tombstone radials – curved headstone borders
Decorative arc tiles – plaza & garden edges
Countertop curved ends – bar-top returns
6. Workflow (1 Operator)
Place arc slab on roller table
Select program (length, angle, passes)
Press START – blades advance automatically
Unload finished piece – ready for column assembly
7. MOQ
Model
MOQ
Lead Time
HKB-21500A
1 set
15 days
HKB-21500B
1 set
15 days
Price includes machine, standard diamond blades, water pump, export packing, sea freight to nearest port.
8. Customer Success
“Switched from hand routers to HKB-21500B. One operator now finishes 300 arc pieces per day—15× faster, virtually zero chipping.” — European Monument Supplier
“HKB-21500A handles 40 mm granite arcs without stalling. Power reserve is excellent for hard stones.” — North American Curved-Kerb Producer
Contact & RFQ
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1985
Total Annual:
3000000-5000000
Employee Number:
800~1000
Ecer Certification:
Verified Supplier
Fujian Xianda Machinery Co.,Ltd is a leading company for stone cutting machines in China, established in 2002and covers 20,000'area which located in Jinjiang Wuli lndustrial area, near by the longest and oldest stone bridge inthe world, named “Wuli Bridge"a...
Fujian Xianda Machinery Co.,Ltd is a leading company for stone cutting machines in China, established in 2002and covers 20,000'area which located in Jinjiang Wuli lndustrial area, near by the longest and oldest stone bridge inthe world, named “Wuli Bridge"a...