CNC Press Brake for High-Precision Sheet Metal Bending

A CNC press brake is a key machine for sheet metal bending, enabling accurate angles, consistent flanges, and stable forming results for industrial production. Our CNC press brake solutions are designed for metal fabrication factories, OEM partners, and distributors who require reliable bending performance for cabinets, enclosures, frames, brackets, and structural sheet parts. With robust machine structure, precise backgauge control, and user-friendly CNC programming, the CNC press brake improves bending consistency while reducing setup time. Whether you need a standard bending configuration or an OEM-ready solution, we support practical selection based on material type, thickness range, part design, and production volume.

Get a Free Quote

No.	Name		63/1500	63/2100	63/2550	100/3200	100/4100	150/3200	150/4100	220/3200	220/4100	250/3200	250/4100	320/3200	320/4100	Unit
1	Nominal pressure		630	630	630	1000	1000	1500	1500	2200	2200	2500	2500	3200	3200	KN
2	Bending length		1500	2100	2550	3200	4100	3200	4100	3200	4100	3200	4100	3200	4100	MM
3	Column spacing		1200	1600	2050	2700	3600	2700	3600	2700	3600	2700	3600	2700	3600	MM
4	Cylinder stroke		215	215	215	215	215	215	215	215	215	225	225	315	315	MM
5	Opening height		580	580	580	580	580	580	580	580	580	580	580	680	680	MM
6	Throat Depth		350	350	350	390	390	405	405	405	405	405	405	405	405	MM
7	Slider movement speed	quick Get off	185	185	185	220	220	180	180	160	160	150	150	130	130	MM/S
8		Work progress	19	19	19	17	17	14	14	12	12	10	10	9.5	9.5	MM/S
9		Return	180	180	180	210	180	180	170	160	150	150	140	120	110	MM/S
10	X-axis travel		500	500	500	500	500	500	500	500	500	500	500	500	500	500
11	R-axis travel		200	200	200	200	200	200	200	200	200	200	200	200	200	200
12	X-axis speed		400	400	400	400	400	400	400	400	400	400	400	400	400	400
13	R-axis speed		200	200	200	200	200	200	200	200	200	200	200	200	200	200
14	Main motor power		8.7	8.7	8.7	10.8	10.8	13.2	13.2	16.7	16.7	16.7	16.7	22	22	KW
15	Hydraulic oil volume		130	180	200	300	400	300	400	300	400	300	400	400	500	L
16	Dimensions (LMH)		2000/1620/2470	2600/1620/2470	3150/1620/2470	3720/1720/2550	4620/1720/2550	3780/1730/2600	4680/1730/2600	3830/1800/2670	4730/1800/2670	3830/1800/2670	4730/1800/2670	3880/2100/3250	4760/2100/3250	MM
17	Machine tool thickness (vertical plate, slide, worktable)		40/50/60	40/50/60	40/50/60	50/60/80	50/70/90	60/70/90	60/80/100	70/80/100	70/90/110	70/80/100	70/90/110	80/90/110	80/100/120	MM
18	Cylinder bore		115	115	115	150	150	180	180	220	220	230	230	270	270	MM
19	Cylinder rod diameter		110	110	110	145	145	173	173	210	210	220	220	260	260	MM
20	Machine weight		4500	5000	6000	8500	10500	9200	11600	11000	13200	11000	13200	16800	19000	kg
21	Oil pump flow		16	16	16	20	20	25	25	32	32	32	32	40	40	L

Expand all parameters

Designed for Accurate & Repeatable Sheet Metal Bending

Our CNC press brake is engineered for stable bending accuracy in real production environments. By optimizing ram guidance, backgauge positioning, and control logic, the machine delivers repeatable bending results and supports efficient batch production for sheet metal fabrication.

STON PBS Series Electro-Hydraulic Servo Press Brake

Precision Processing

Automated Flow

Flexible Configuration

Key Features of Our CNC Press Brake

Rigid Frame & Stable Ram

High-rigidity structure supports stable bending performance and reduces deflection during continuous production.

Accurate CNC Backgauge Control

Precise backgauge positioning improves flange consistency and reduces manual measurement during setup.

User-Friendly CNC Programming

Clear programming logic supports fast job switching, repeat orders, and reliable operation for daily production.

Hydraulic / CNC Bending Performance

Stable bending force and controlled movement help achieve consistent forming results for common sheet metal materials.

Consistent Quality for Batch Production

Repeatable bending accuracy reduces rework, improves assembly fit, and supports OEM quality requirements.

Safety & Maintenance-Friendly Design

Standard safety configuration and accessible maintenance points help reduce downtime and improve long-term reliability.

Bending Quality at Its Best

Bending quality directly affects part fit, assembly speed, and the final appearance of your sheet metal products. A stable CNC press brake helps keep angles consistent, reduces variation across batches, and improves downstream processes such as welding, riveting, and enclosure assembly. For production lines handling mixed orders or repeated SKUs, reliable bending performance means fewer trial pieces, less adjustment, and better overall fabrication efficiency.

Main Systems of the CNC Press Brake from Our Factory

Modern sheet metal fabrication relies on more than individual machines. Our solutions emphasize system integration, combining fabrication equipment with automation, control systems, and production management.

By integrating CNC laser cutting, sheet metal bending, punching, and forming equipment into one coordinated workflow, manufacturers can achieve higher efficiency, reduced error rates, and improved overall equipment utilization. This approach is especially valuable for factories pursuing sheet metal automation and smart manufacturing upgrades.

01

Frame & Ram

The frame and ram system is designed for rigidity and long-term stability, helping maintain bending accuracy and reducing deformation during continuous operation.

02

Backgauge System

The backgauge system supports accurate positioning and repeatable flange dimensions. It improves efficiency for multi-step bending and reduces manual trial and error.

03

Tooling & Clamping

Matched punches and dies support different bend radii and material types. Quick clamping options help reduce tool change time for factories handling frequent job switching.

Laser Hands Protection Device (Optional)

04

Hydraulic / Servo Drive

Stable drive performance ensures controlled movement and consistent bending force. Different drive solutions can match different production requirements and working habits.

05

CNC Control Panel

The CNC control system supports efficient programming, parameter adjustment, and repeat production. It helps operators reduce setup time and maintain stable output quality.

06

Safety & Maintenance

Safety devices and interlocks support operator protection. Maintenance-friendly layout makes inspection and routine servicing easier, helping reduce downtime.

Client Factory Tours

Experience Our Manufacturing Excellence Firsthand

We believe in building strong, transparent relationships with our clients. That’s why we invite our partners to visit our state-of-the-art manufacturing facility and see our production process up close.

Anthony

With STON’s panel bender, our bending accuracy improved significantly, and we reduced labor by 40%. The ROI was achieved in under a year.

Procurement Manager, HVAC

Component Factory (Germany)

Jeffrey

“Thanks to the customization from STON’s team, our production line now runs 30% faster with better product consistency.”

Factory Owner, Stainless Kitchenware

Manufacturer (USA)

Jared

“Stable, precise, and easy to operate — STON’s panel bender has boosted our output and cut labor costs.”

– Operations Director, Electrical Cabinet

Factory (Canada)

FAQ About Working with a CNC Press Brake Manufacturer

FAQ

What is a CNC press brake used for?

A CNC press brake is used for sheet metal bending and forming, creating accurate angles and flanges for parts such as panels, brackets, frames, cabinets, and enclosures.

What is the difference between a CNC press brake and a hydraulic press brake?

Many CNC press brakes use hydraulic power with CNC control. “Hydraulic press brake” emphasizes the drive system, while “CNC press brake” emphasizes control and programming for repeatable bending.

How do I choose the right CNC press brake?

Key factors include material type, thickness range, maximum bending length, typical part drawings, and required production volume. These determine tonnage, configuration, and tooling.

Can a CNC press brake support OEM or distributor projects?

Yes. OEM options can include branding, configuration selection, documentation support, and packaging requirements for distributors and private-label projects.

How does a CNC press brake improve sheet metal fabrication efficiency?

It improves repeatability, reduces setup time, minimizes trial pieces, and keeps bending angles consistent—helping downstream assembly and welding run faster with fewer adjustments.