What is the minimum order quantity?

The minimum order quantity is 1 unit.

How is the product packaged?

Packaging includes qualified plywood for LCL shipments and qualified cartons or pallets for FCL shipments. Custom packaging is also available upon request.

What after-sales services are provided?

We provide installation video support, online guidance, technical training, and timely response from sales staff to solve problems quickly.

Wholesale Industrial Steel Sectional Overhead Loading Dock Door

Name: Wholesale Industrial Steel Sectional Overhead Loading Dock Door
Brand: Wuxi Newton Technology Co., Ltd.
SKU: 1999081455

Jiangsu, ChinaWuxi Newton Technology Co., Ltd.

US$90.00

1-49 Square Meters

US$80.00

50-99 Square Meters

US$70.00

100+ Square Meters

Product profile

Customization

Available

Lifting Speed

0.2 M/Sec

Door Panel Polyurethane Denesity

Model NO.

NTID

Door Panel Thickness

40mm

Door Panel Height

510mm

Visible Window & Pedestrian Door

Available

Wind Resistance

>450 N/M2

Track Thickness

2mm

Sealing Material

EPDM

Lifting Type

Normal, Elevated, Vertical, Low, Roof Tracking

Safety Configuration

Infrared, Pressure Airbag, Warning Light

Balance System

Torsion Spring

Torsion Spring Lifespan

at Least 50000 Times

Application

Factory, Garage, Hotel, Warehouse etc

Hardware

Full Set of Hardware

Product Name

Warehouse Loading Dock Door

Material

Steel

Type

Sliding

Opening Type

With Remote Control

Certification

ISO9001

Position

Industrial

Surface Finishing

Finished

After-sales Service

Available

Warranty

12 Months

Open Style

Lifting

Special Function

Soundproof, Security, Wind Resistance, Insulation

Color

Cstomized

Transport Package

Standard Seaworthy Package

Specification

Double layer hot-dip GL door panel with hardware

Trademark

NEWTON

Origin

China

HS Code

7308300000

Production Capacity

50000 Sqaure Meters Per Month

Key features

High Safety System: Equipped with torsion spring anti-breaking, wire rope anti-falling, and bottom safety airbag to prevent accidents.

Durable Construction: Double-sided hot-dip galvanized steel panels with 45kg/m3 PU foam insulation for corrosion and weather resistance.

Customizable Lifting: Supports straight, standard, high lintel, and low lintel lifting types to adapt to various building structures.

Energy Efficient: EPDM sealing strips ensure excellent heat insulation, soundproofing, and wind resistance (>450 N/m2).

Long Lifespan: Torsion springs tested for at least 50,000 cycles, ensuring stable operation and extended service life.

Versatile Application: Ideal for factories, warehouses, hotels, and clean areas like food or electronics due to high sealing performance.

Professional Support: Comprehensive service including installation video guidance, online training, and one-year warranty with free accessories.

Company profile

Fast DeliveryFlexible Customization100% Finished Products InspectionProduct Certification

Wuxi Newton Technology Co., Ltd.

Jiangsu, 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: 2 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.89h

About Our Factory & Business Background

AddressNo. 101 Huichang Road, Wuxi Huishan Economy Development Zone, Wuxi, Jiangsu, China

Plant Area100 square meters

Registered Capital2,000,000 RMB

Terms of PaymentLC, T/T, D/P

International Commercial Terms(Incoterms)FOB, CIF, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays, one month Off Season Lead Time: within 15 workdays

Minimum Order Quantity1

Supply Chain Partners5

Our Production Capability & Technical Expertise

Main ProductsIndustrial Sectional Door, PVC High Speed Door, Garage Door, High Speed Roller Shutter, Glass Sectional Door, Industrial Folding Door, Sectional Overhead Door, Garage Door Hardware Kit

Production Lines2

Production MachinesCNC Facility

QA/QC inspectors1 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instruction but no written records

R&D Engineers1 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Europe, Southeast Asia/ Mideast, Africa, Australia, Domestic

Repeat Buyers Choice50%~80%

Annual Export Revenue3,982,786.04 RMB

Number of Foreign Trading Staff1

Overseas Agent/BranchNo

New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Product CertificationCE

Cooperated with Fortune 500No

Product Q&A

Q:What is the warranty period?

We provide a one-year warranty. Free accessories are supplied as long as the goods are received.

Q:Can the door be customized?

Yes, customization is available. Options include customized colors, panel thicknesses (40mm/50mm/75mm/100mm), and lifting types based on your building structure.

Q:What safety features are included?

The door includes a torsion spring anti-breaking system, wire rope anti-falling device, bottom safety airbag, and safety pressure switch for instant rebound upon contact.

Q:What is the lifting speed?

The standard lifting speed is 0.2m/s.

Q:What materials are used for the door panel?

The panel consists of two layers of 0.4mm powder-coated galvanized steel plates with a high-density polyurethane foam core (density 45kg/m3) for insulation.