Where is your factory? Can I visit your factory?

Our factory is located in Zibo, Shandong, China. We warmly welcome you to visit our factory.

How long will it take to ship after order?

It takes 20 to 30 days to ship one container after the order is placed.

Durable Tunnel Construction Fan for Underground Ventilation Needs

Name: Durable Tunnel Construction Fan for Underground Ventilation Needs
Brand: Shandong Hanqi Industrial Co., Ltd.
SKU: 2096521615

Shandong, ChinaShandong Hanqi Industrial Co., Ltd.

US$1,050.00-1,600.00

1 Piece

Product profile

Customization

Available

Material

Iron, Stainless Steel, FRP, PP PVC, Titanium..

Usage

for Experiment, for Air Conditioner, for Manufacture, Mine, Tunnel, Underground Project

Model NO.

sdf

Flow Direction

Axial Flow

Pressure

Low/Midium/High Pressure, Customised

Certification

RoHS, ISO, CE, CCC

Speed

2900 R/Min

Air Flow

310-480 M3/Min

Wind Pressure

1350-4600 PA

Power

2 X 15kw

Efficiency

90%

Impeller

Iron, Stainless Steel, Mn-Steel, Cuprum, Customize

Impeller Testing

Dynamic Blancing Adjusting

Fan Casing Silencer Material

Iron, Stainless Steel, Mn-Steel, Cuprum, Customize

Color

Red/White/Grey/Yellow.... Customized

Transport Package

Wooden Case

Specification

According to the order

Trademark

HANQI

Origin

Shandong, China

Production Capacity

500000pieces/Year

Key features

Customizable Impeller Material: Impeller available in Iron, Stainless Steel, Mn-Steel, Cuprum, or fully customized options.

Customizable Fan Color: Color options include Red, White, Grey, Yellow, Blue, or fully customized to client needs.

High Efficiency Performance: Efficiency reaches up to 90% with air flow ranging from 310 to 480 m3/min.

Dual Direction Capability: Bidirectional jet fans can switch between forward and reverse directions within 30 seconds.

Noise Reduction Option: Silencers can be added to the fan casing to reduce noise for high-noise requirement occasions.

Rigorous Quality Testing: All blowers undergo over 3 hours of running test before delivery to ensure quality.

Durable Construction Material: Shell formed by imported rotary flanging machine with refined inner walls for corrosion resistance.

Comprehensive Certification: Products certified with RoHS, ISO, CE, and CCC standards for global safety compliance.

Company profile

High Repeat Buyers ChoiceCustomization from Samples3D Software DesignProduct Certification

Shandong Hanqi Industrial Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤8.45h

AI-Powered supplier vetting

SummaryShandong Hanqi Industrial Co., Ltd. is identified as a combined industrial company providing design, development, manufacturing, installation, sales, and after-sales services. It reports two production lines, a broad set of manufacturing equipment, inventory capability, written finished-product inspection procedures, and peak- and off-season lead times within 15 working days. The supplier supports extensive customization and ODM services, has introduced new products within the past year, and reports OEM service for well-known brands. However, it reports no supplier-management-system certifications, fewer than five quality-control staff, no valid manufacturing-capacity contract with related subcontractors, no overseas agents, branches, warehouses, or showrooms, and no offline trade-show participation. The provided information does not establish sufficient evidence to assess financial credibility or specific customer cases.

Supplier typeThe supplier is classified as a combined company and describes itself as an industrial enterprise integrating design, development, manufacturing, installation, sales, and after-sales services. It also reports its own factories, a research institute, and strategic cooperation with manufacturers in China.

CertificationsThe supplier-management-system certification field is explicitly recorded as NIL. This is direct evidence that no such certification is reported in the provided information.

R&D capabilityThe supplier reports two years of total R&D engineer experience, a research institute, new products within the past year, and ODM services. These indicators support active product development, although no SDK is available and the depth of the R&D organization is limited in the provided data.

Production capacityThe supplier operates two production lines and lists laser cutting, shearing, rolling, drilling, shot blasting, painting, punching, and welding equipment. It reports inventory capability, written production-service procedures, and lead times within 15 working days in both peak and off seasons; however, it has no valid contract with related subcontractors for manufacturing capacity.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full, minor, and flexible customization, and also provides ODM services. The same customization range is reported across both R&D and design-capability records.

Product Q&A

Q:What information should I provide when inquiring?

Please provide: Flow rate/Air Volume, Pressure, Purpose, Use environment (Temperature, atmospheric pressure), or any other special requirements.

Q:What is your warranty?

We provide a 12-month warranty after receiving the centrifugal fans. During this period, damaged parts are replaced free of charge. After the warranty, we offer timely technical services and price concessions for spare parts.

Q:How does your factory control product quality?

We have a dedicated quality inspection department. All blowers run for more than 3 hours before delivery for testing. If any quality problem is found, we will produce a new one.

Q:What are your terms of payment?

Option A: TT 40% as advance payment and TT 60% after inspection before shipping. Option B: 100% Irrevocable L/C at sight.

Q:What products do you produce?

We produce Centrifugal fans, tunnel fans, axial fans, jet fans, mining fans, exhaust fans, anti-corrosion blowers, high pressure blowers, and explosion proof fans.