Sheet Metal Bending Solutions for Precision Metal Forming

Sheet metal bending is a critical forming process used to shape flat metal sheets into precise angles and profiles without compromising material strength. It is widely applied in cabinet manufacturing enclosures machinery housings and structural components where dimensional accuracy and repeatability are essential. Our sheet metal bending solutions are designed for manufacturers and OEM factories that require stable forming quality and efficient production flow. By combining CNC controlled bending equipment with optimized forming processes manufacturers can achieve consistent bending results across different materials thickness ranges and product designs.

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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

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Designed for Accurate and Stable Sheet Metal Bending

Sheet metal bending systems must maintain accuracy under continuous production conditions. Structural rigidity intelligent control and tooling precision work together to ensure reliable bending performance and long term stability.

STON PBS Series Electro-Hydraulic Servo Press Brake

Precision Processing

Automated Flow

Flexible Configuration

Key Advantages of Professional Sheet Metal Bending

Key Features

High Dimensional Accuracy

Precise control of bending angle and position ensures parts meet tight tolerance requirements.

Material Adaptability

Suitable for bending carbon steel stainless steel aluminum and other sheet metals used in industrial fabrication.

Stable Forming Quality

Optimized bending process reduces material springback and deformation.

Efficient Production Flow

CNC bending systems improve throughput and reduce manual adjustment time.

Flexible Bending Capability

Supports multiple bending angles profiles and complex part geometries.

Integration with Fabrication Lines

Bending processes can be combined with cutting punching and forming operations.

Reliable Bending Quality for Downstream Assembly

Consistent sheet metal bending is essential for ensuring proper fit during assembly and welding. Inaccurate bending can cause alignment issues stress concentration and additional rework which increase production cost and lead time. Our sheet metal bending solutions focus on maintaining forming accuracy throughout the production cycle. Stable bending angles smooth surfaces and consistent part geometry help manufacturers improve assembly efficiency and ensure reliable performance of finished metal products.

Main Systems of Sheet Metal Bending

Sheet metal bending performance depends on the coordinated operation of multiple forming systems rather than a single machine component. Structural design tooling accuracy motion control and process management all play important roles in achieving stable and repeatable bending results.

Our bending systems are configured as integrated forming solutions where mechanical stability CNC control and tooling systems work together. This system based approach allows manufacturers to achieve precise bending quality maintain production efficiency and support long term manufacturing reliability.

01

Structural Frame System

Provides rigidity and stability during bending operations to minimize deformation.

02

Bending Tooling System

Precision punches and dies ensure accurate angle forming and surface quality.

03

Motion and Drive System

Controls bending speed and positioning accuracy throughout the forming process.

Laser Hands Protection Device (Optional)

04

CNC Control System

Manages bending parameters angle control and repeatable process execution.

05

Process Compensation System

Helps compensate for material springback and thickness variation.

06

Safety and Protection System

Supports safe operation during high force bending processes.

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｜Sheet Metal Bending

FAQ

What is sheet metal bending

Sheet metal bending is a forming process that applies controlled force to metal sheets to create angles curves or profiles. The process reshapes the material without cutting and is widely used in industrial metal fabrication.

What materials are suitable for sheet metal bending

Common materials include carbon steel stainless steel aluminum and other metal alloys. Bending parameters are adjusted based on material thickness strength and flexibility.

How is bending accuracy maintained during production

Accuracy is maintained through CNC control precise tooling and process compensation methods that reduce springback and ensure consistent forming angles.

How does sheet metal bending affect assembly quality

Accurate bending ensures proper alignment during welding and assembly. Consistent angles and dimensions reduce fitting issues and improve final product quality.

Can sheet metal bending be integrated with automated fabrication lines

Yes sheet metal bending processes can be integrated with laser cutting punching and material handling systems to form automated production lines that improve efficiency and consistency.