What is the lead time for production?

The peak season lead time is within 15 workdays, while the off-season lead time is 6-12 months.

What are the payment terms?

Payment terms include LC, T/T, and Western Union.

20m Flexible Ventilation Duct for Mining and Tunnelling Quick Coupling Low Air Leakage System

Name: 20m Flexible Ventilation Duct for Mining and Tunnelling Quick Coupling Low Air Leakage System
Brand: Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.
SKU: 795140912

Shandong, ChinaShandong China Coal Industrial & Mining Supplies Group Co., Ltd.

US$20.00

1-999 Pieces

US$12.00

1,000+ Pieces

Product profile

Customization

Available

Material

PVC Fabric

Usage

Industrial

Model NO.

Mining Air Duct

Application

Industrial

Shape

Round

Performance

Explosion

Certification

Diameter Available

150mm-1200mm

Dust Length

5m / 10m / 20m/ 30m

Color Available

Multiple Colour

Function

Anti-Flaming, Antistatic

Pipe Length(mm)

5 10 20 30

Deviation 

0±100

Pipe Diameter(mm)

100m Wind Resistance

Deviation.

Wind Rate

Condition

New

Keywords

Air Duct

Transport Package

Carton Box, Wooden Cases or as Your Requirement

Specification

ISO9001, CE

Trademark

chinacoal

Origin

Shandong, China

HS Code

84306919

Production Capacity

10000 PCS Per Month

Key features

Wide Diameter Range: Available diameters from 150mm to 1200mm for versatile industrial use.

Customizable Lengths: Dust lengths available in 5m, 10m, 20m, and 30m options.

Multiple Color Options: Colors include Black, Blue, Green, Red, Grey, and Yellow.

Safety Certified: CE certified with anti-flaming and anti-static functions.

Durable Material: Constructed from PVC fabric with super steel rings for strength.

Low Air Leakage: Quick coupling system ensures low air leakage for efficient ventilation.

Explosion Proof: Designed for safe use in dangerous, poisonous, and underground environments.

Fast Response: Peak season lead time within 15 workdays for urgent orders.

Company profile

Self-brandedOverseas Services100% Finished Products InspectionProduct Certification

Shandong China Coal Industrial & Mining Supplies Group Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2008-08-01Nearest Port: Qingdao, Ningbo,Shanghai,ShenzhenAverage Response Time: ≤0.74hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB

AI-Powered supplier vetting

SummaryThe supplier is a combined company with manufacturing, export, service, quality-control, R&D, and sustainable-development capabilities. It offers broad customization, reports new-product development in the past year, and provides ODM services. Manufacturing evidence includes multiple processing and finishing machines, inventory capability, valid contracts with associated subcontractors, and documented inspection and corrective-action procedures. Overseas service is available in Denmark, Colombia, India, and Georgia, covering installation, debugging, maintenance, repair, and training, but the supplier has no overseas warehouse, showroom, agent, or branch. CE and CCC product certifications are reported. Financial records are identified for 2021–2023, but their results are not provided. The supplier has OEM experience with well-known brands but no Fortune 500 collaboration reported.

Supplier typeThe supplier is identified as a combined company and reports manufacturing equipment, inventory capability, and valid contracts with each associated subcontractor. This supports a combined manufacturing and service-oriented supplier profile, although the exact ownership or operating structure is not further detailed.

CertificationsThe supplier reports CE and CCC product compliance certifications and an unspecified management-system certification described as “Others.” Product certification coverage is explicitly stated, but the specific management certification is not identified.

After-Sales capabilityThe supplier provides overseas debugging, maintenance, repair, training, and equipment installation in Denmark, Colombia, India, and Georgia. It has no overseas warehouse, showroom, agent, or branch, which limits local infrastructure but does not negate the stated service offering.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and has an available SDK. These statements directly support active R&D and product-development capability.

Production capacityProduction-related evidence includes cutting, painting, sawing, and shearing equipment; inventory capability; valid manufacturing contracts with associated subcontractors; and a one-month average lead time in both off-season and peak season. Documented finished-product inspection, supplier-service procedures, and corrective/preventive-action records further support operational control.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same broad service range is reported in both R&D and design-capability information, providing clear evidence of extensive customization coverage.

Client casesThe supplier reports OEM service for well-known brands and participation in the Changsha International Construction Machinery Exhibition. It reports no collaboration with Fortune 500 companies; therefore, some customer and market-exposure evidence exists, but detailed customer names, projects, or verified case outcomes are unavailable.