Why choose micro-beam plasma welding instead of laser or TIG?

Compared with laser welding, it offers better control and lower cost. Compared with TIG, it provides higher precision and more consistent weld quality.

Diaphragm Edge Welded Bellows Outer Circle Micro Arc Plasma Welding Machine for Semiconductor Vacuum Equipment

Name: Diaphragm Edge Welded Bellows Outer Circle Micro Arc Plasma Welding Machine for Semiconductor Vacuum Equipment
Brand: BOBO Machine Co., Ltd.
SKU: 2301174955

Jiangsu, ChinaBOBO Machine Co., Ltd.

US$48,000.00

1 Piece

Sample price:US$70000.00/piece.Request sample

Product profile

Customization

Available

Cooling Way

Water Cooling

Control

Automatic

Model NO.

EWB-01

Style

Vertical

Shielding Gas

Argon Gas

Frequency Range

High Frequency

Electric Current

Type

Microbeam

Processing Thickness

0.1-0.25mm

Materials

Am350, 316L, 304L, Inconel 718, Inconel 625, Hast

Assembly Method

Butt Welding

Hydraulic Range

0.4~0.6MPa

Secondary Circuit Conductive Capacity

100A

Power Supply

Single-Phase, AC380V +/-5%, 50 +/-1Hz

Ambient Temperature

-5°C ~ 40°C

Relative Humidity

90% at 30°C

Dimensions

1500* 1000* 1850mm (L*W*H)

Weight

500kg

Transport Package

Wooden Case

Specification

1500* 1000* 1850mm

Trademark

BOBO

Origin

China

Key features

For Semiconductor Vacuum Systems - Produce ultra-high precision edge welded bellows with excellent vacuum tightness and long fatigue life.

For Aerospace & Defense Applications - Manufacture lightweight, high-strength metal bellows capable of withstanding extreme pressure and temperature conditions.

For Cryogenic & LNG Systems - Create leak-proof stainless steel bellows designed for reliable performance in ultra-low temperature environments.

For Medical & Scientific Equipment - Deliver clean, precision-welded bellows that meet the demanding requirements of laboratory and medical vacuum systems.

For Hydrogen Energy & Industrial Automation - Produce durable, flexible metal bellows for high-pressure fluid transfer, motion compensation, and vibration isolation.

Company profile

BOBO Machine Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: OEM Service AvailableExport Year: 2004-03-04 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryBOBO Machine Co., Ltd. is a China-based limited company established in 2011, described as a trade company and operating in machinery manufacturing-related industries. It offers machinery across HVAC, refrigeration, polyurethane foam, metal forming, wheel rim, spring, duct, pipe, and related equipment sectors. The supplier states that it provides turnkey and one-stop services, including layout planning, technical consulting, production monitoring, quality control, installation, commissioning, and after-sales support. Reported production includes two production lines and annual outputs of 1,000 sets each for air duct, spring, and PU foam machines, supported by 6–10 quality-control staff. Export sales reportedly account for 90% of total sales, with markets across multiple regions. No supplier management-system certification is reported. Evidence of innovation is limited to a stated commitment to advanced technology and efficient equipment. Trade records identify buyers in India and Pakistan, but no...

Supplier typeThe supplier is identified as BOBO Machine Co., Ltd., a China-based limited company established in 2011. Its business is described as a trade company, while other materials present it as a machinery manufacturer and solution provider covering multiple industrial-equipment sectors; this indicates a combined trading and manufacturing-oriented profile.

CertificationsThe supplier’s certification of management systems is explicitly recorded as NIL. Therefore, the provided information does not demonstrate possession of a recognized supplier management-system certification.

After-Sales capabilityThe supplier explicitly describes after-sales service, installation, commissioning, and ongoing support as part of its turnkey and one-stop service. It also states that staff support customers from technical consultation through final inspection and commissioning, providing direct evidence of an after-sales service capability.

Production capacityThe supplier reports two production lines, 6–10 quality-control staff, a 500.0 m² manufacturing plant, and annual outputs of 1,000 sets each for air duct, spring, and PU foam machines. It also reports one-month lead times in both peak and off-peak periods; these figures provide explicit evidence of production capacity, although the scope and verification of the output data are not specified.

Customization capabilityThe supplier explicitly offers turnkey project support, including new workshop layout, investment planning, technical consulting, machine shipment, installation, and commissioning. Its stated one-stop project approach supports customization and project-based configuration, although no specific examples of customized machine designs are provided.

Client casesThe supplier states that customers come from 86 countries, and trade records associate it with SUPRAJIT AUTOMOTIVE PRIVATE LIMITED in India and LAL DIN RICKSHAW PRIVATE LIMITED in Pakistan. These records demonstrate international customer associations, but they do not provide order outcomes, repeat-purchase evidence, satisfaction data, or independently verified case performance.

Product Q&A

Q:Will the thin diaphragm be burnt through or deformed during welding?

No. Micro-beam plasma welding provides highly concentrated heat with a very small heat-affected zone, ideal for ultra-thin diaphragms without burn-through or distortion.

Q:Is the inner circular weld accurate and consistent?

Yes. High-precision rotary control ensures excellent concentricity and smooth, uniform inner-circle weld seams.

Q:Does the weld meet high sealing and pressure requirements?

Absolutely. Dense and stable weld seams easily meet leak-tightness, pressure, and fatigue life requirements.

Q:Is the machine difficult to operate?

No. Recipe-based parameter control allows quick setup. Operators can run the machine with minimal training.

Q:Is it suitable for continuous mass production?

Yes. Stable arc performance and high repeatability ensure high yield for long-time continuous production.