What is the warranty period for the machine?

We provide a one-year warranty for the machine.

What is the maximum pitch height?

The maximum pitch height is 90mm.

What is the lead time for production?

Peak season lead time is 3-6 months, and off-season lead time is 1-3 months.

DN1200-3000 Bellow Forming Mechanical Bellow Mandrel Expanding Machine

Name: DN1200-3000 Bellow Forming Mechanical Bellow Mandrel Expanding Machine
Brand: Comflex Industrial Co., Ltd.
SKU: 1921657611

Jiangsu, ChinaComflex Industrial Co., Ltd.

US$8,000.00-12,000.00

1 Set

Product profile

Customization

Available

After-sales Service

Available

Warranty

One Year

Model NO.

Comflex

Machine Name

Mechanical Bellow Expanding Machine

Size Range

80-3000mm

No. of Layers

Single or Multi Layer

Type of The Hose

Annular

Control

PLC Control

No of Convolutions

5-8

Expanding Type

Mechanical

Pitch Height

90mm

Singlelayer Thickness

<3mm

Multilayer Thickness

<6mm

Transport Package

Standard Sea Package for Flexible Metallic Hose Ma

Specification

SGS, ISO

Trademark

HLT

Origin

Jiangsu, China

HS Code

84748020

Production Capacity

15 Sets Per Year

Key features

Wide Size Range: Produces bellows from DN80mm to DN3000mm diameter.

Multi-Layer Capability: Supports single or multi-layer tube forming with thickness up to 6mm.

Advanced Automation: Features Siemens PLC control for fully automated production.

Customization Options: Machine parameters can be customized according to customer requirements.

High Durability Tools: Forming tools made of high-strength die steel for long service life.

Efficient Forming: Hydraulically powered system ensures fast forming speed with low noise.

Comprehensive Safety: Includes multiple safety precautions for personnel and equipment.

One Year Warranty: Covers mechanical defects for one year from purchase date.

Company profile

Importers and ExportersFast DeliveryCustomization from SamplesFlexible Customization

Comflex Industrial Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/FactoryExport Year: 2004-10-01Nearest Port: Shanghai, Qingdao, HangzhouAverage Response Time: ≤1.92hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryComflex Industrial Co., Ltd. is identified as a China-based limited company with conflicting classifications: one slice describes it as a trading company, while another identifies it as a manufacturer/factory. Its stated product scope is flexible metal hose, with an annual productivity figure of 1,000 tons. The supplier reports professional technical R&D capability, new products in the past year, and broad customization services, but does not provide 3D software design, ODM, SDK, or well-documented service-control procedures. It has no overseas warehouse, showroom, agent/branch, or reported offline trade-show participation. Export sales account for 51%–70% of total sales. No certification holdings or customer cases are provided, and financial records are only identified by reporting years rather than performance details.

After-Sales capabilityThe supplier has 25 qualified service-capability suppliers listed, but it has no written or recorded procedures for supplier service assessment, corrective and preventive actions, or effective customer-complaint handling. It also lacks overseas service infrastructure, including warehouses, showrooms, agents, and branches.

R&D capabilityThe supplier is identified as a professional technical supplier, operates in engineering and technology research and development, and reports having launched new products during the past year. However, it does not offer ODM services, OEM for popular brands, 3D software design, or an available SDK.

Production capacityThe supplier reports annual productivity of 1,000 tons for flexible metal hose, expansion joints, and related metal-hose machinery, and another slice identifies it as a manufacturer/factory. Because the supplier type is also reported as a trading company, the extent of directly controlled production capacity remains unclear.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, minor customization, flexible customization, and full customization. These repeated listings provide direct evidence of broad customization coverage.

Product Q&A

Q:Why choose us for the mechanical bellow expanding machine?

We are the most professional manufacturer of hose-making machines with more than 25 years of experience.

Q:What size can you make?

All the sizes from DN8 up to DN600 can be made on different machines.

Q:How many different types of machines can you make?

We offer Hydraulic metal bellow forming machine, Vertical hydraulic forming machine, Horizontal hydraulic forming machine, Mechanical bellow rolling & forming machine, and Mechanical bellow expanding machine.

Q:Can the hose forming machine be used for bellow making?

Yes, all the above hose-forming machines can be used for bellow-making as well.

Q:What information is needed to get a quote?

We need the drawings of the bellow you want to make and the application of the bellow you need.