Electrolytic Copper Winding Wire with Coated Surface and Round Holes

Name: Electrolytic Copper Winding Wire with Coated Surface and Round Holes
Brand: Qingdao Changdi Electric Power Equipment Co., Ltd.
SKU: 2280269405

Shandong, ChinaQingdao Changdi Electric Power Equipment Co., Ltd.

US$2.35-2.88

100 Meters

Sample price:US$2.80/piece.Request sample

Product profile

Customization

Available

Usage

Protection, Civil Building

Working Voltage

Low Voltage

Model NO.

8*0.254mm*1000m

Application

High-rise Buildings

Earthing Method

Resistance Earthing Method

Material

Copper Coated Steel

Symbol

Certification

ISO 9001, ISO 45001, and ISO 14001

Size

Small

Brand

Chabgdi

Surface Treatment

Coated

Hole Shape

Round

After-Sales Service

Yes

Warranty

Yes

Color

Copper

Manufacturing Process

Four Dimensional Continuous Electroplating

Sample

Offer on Demand

Lifespan

up to 50 Years

Average Thickness

Greater Than or Equal to 0.254mm

Connection Points

Soft, Long, and Significantly Reduced Straight

Transport Package

Sea Freight, Air Freight

Specification

8*0.254mm*1000m

Trademark

Origin

Qingdao, China

HS Code

7403290000

Production Capacity

20000PCS/Day

Key features

50-Year Lifespan: Service life up to 50 years due to thick copper layer and excellent anti-corrosion performance.

High Conductivity: Conductivity equivalent to pure copper, facilitating transmission of ultra-high currents.

Customizable Surface: Surface treatment can be customized to coated specifications per user requirements.

Customizable Hole Shape: Hole shape can be customized to round configuration as per design needs.

ISO Certified Quality: Passed ISO 9001, ISO 45001, and ISO 14001 system certifications for quality control.

Soft Connection Points: Special heat treatment creates soft, long connection points with reduced resistance.

Versatile Application: Suitable for high-rise buildings, lightning protection, and various soil conditions.

OEM/ODM Support: Full customization, minor customization, and flexible customization services available.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamSelf-branded

Qingdao Changdi Electric Power Equipment 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: 2 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.33h

AI-Powered supplier vetting

SummaryQingdao Changdi is a limited company with 22 employees and offers Ground Rod products alongside metal, alloy, mold, mechanical/electrical, and distribution equipment-related activities. It reports manufacturing-related facilities, valid contracts with associated subcontractors, inventory capability, documented service procedures, complaint-handling processes, and OEM service for well-known brands. Its customization capability is broad, covering samples, designs, full customization, minor customization, and flexible customization. However, it has no overseas warehouse or showroom, no available SDK, and only two years of export experience. Certification holdings and customer cases are not evidenced. Reported financial figures are excluded from this assessment for privacy.

Supplier typeThe supplier is identified as a limited company and is not part of a larger company group. Its stated scope includes Ground Rod products and sales or manufacturing activities involving molds, mechanical and electrical equipment, distribution switch control equipment, metals, alloys, and related products.

After-Sales capabilityThe company describes excellent after-sales service as a business guarantee, while its service assessment, corrective and preventive action, and customer complaint processes are described as having written procedures and followed records. This supports a documented service-management capability, although specific service response performance is not provided.

R&D capabilityQingdao Changdi states that research and development is a core focus and that it combines product technology innovation with practicality. It also reports OEM service capability, but no SDK is available, so the evidence supports product R&D claims rather than software-development or SDK capability.

Production capacityThe supplier reports a production line including chamfering, cutting, marking, diameter-changing, threading, and plating equipment, as well as manufacturing activities for molds and distribution switch control equipment. It also reports valid manufacturing contracts with associated subcontractors and inventory capability; however, its employee count is 22 and no production-volume data is provided.

Customization capabilityThe supplier explicitly reports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This directly indicates broad stated design and customization coverage.

Product Q&A

Q:What are the characteristics and applications of copper-clad steel grounding rods?

The copper clad steel grounding rod features independent monitoring, testing, and communication capabilities. It accommodates different transmission media and protocols for real-time data transmission. It is suitable for general and special environments like humid, saline, alkali, and acidic soils, and is widely used in power plants, substations, high-rise buildings, and petrochemical plants for lightning and anti-static grounding.

Q:Why are copper plated grounding rods used for lightning protection?

They provide a safe pathway for electrical energy to dissipate underground, ensuring safety. They offer a stable and consistent grounding reference point with low resistance. They protect against stray voltage that could damage equipment or trigger fires. They are durable, corrosion-resistant, highly conductive, and cost-effective.

Q:What are the benefits of pure copper grounding materials compared to copper plated materials?

Pure copper offers 8 times the conductivity of steel, superior corrosion resistance (over 40 years lifespan), and high electrical stability. Copper plated materials balance cost and mechanical strength by using a steel core with a copper layer, making them suitable for most engineering scenarios while approaching pure copper performance.

Q:What is the service life of the grounding rod?

Copper clad steel rods last over 30 years, pure copper rods over 40 years, and galvanized steel rods 10-15 years. Lifespan depends on material, soil corrosiveness, and environmental factors. Copper clad steel is recommended for cost-effectiveness, while pure copper offers maximum durability.