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T/T 30% as deposit, and 70% before delivery.

Do you have a factory?

Yes. Our factory is located in Linqing, Shandong.

Factory Hot Selling 5/16inch 7.938mm Half Round Hollow Copper Ball for Copper Mines

Name: Factory Hot Selling 5/16inch 7.938mm Half Round Hollow Copper Ball for Copper Mines
Brand: Shandong Hualu International Trade Co., Ltd.
SKU: 2188435095

Shandong, ChinaShandong Hualu International Trade Co., Ltd.

US$0.001-0.20

1 pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Customized

Certification

CE, ISO

Model NO.

5/16inch 7.938mm

Standard Parts

Yes

Universal

Yes

Type

Bearing Ball

Material

Copper

Grade

G500

Hardness

HRC23

Size

1/8", 3/16", 5/32", 1/4",5/16", 3/8".7/32"

International Standards

C1100, T2 Copper Ball

Structure

Solid Copper Ball

Surface

Polish

Certificate

Quality Certificate

Certifications

BV; ISO; ASTM

Application

Electrical Devices, Petrochemical Industry Operat

Delivery Time

2-10 Days

Production

7000tons

Transport Package

Wooden or Carton or as Customer's Demand

Specification

30.00cm * 40.00cm * 10.00cm

Trademark

HLGQ

Origin

Shandong, China

Production Capacity

7000tons

Key features

Excellent Corrosion Resistance: Resists corrosion from fuel oil, gasoline, kerosene, alcohol, and water effectively.

High Electrical Conductivity: Ideal for electrical devices, dip switches, tilt switches, and conductive applications.

Customizable Sizes and Grades: Available in sizes from 1/8 to 3/8 inch and grades G10 to G1000 with custom options.

CE and ISO Certified: Products meet international standards including CE, ISO, BV, and ASTM certifications.

Fast Delivery for Stock Items: Same-day delivery available for stock products weighing less than 500 kilograms.

Free Sample Availability: Free samples are offered for inventory items upon request.

OEM and ODM Services: Customization available based on customer requirements or technical drawings.

Versatile Industrial Applications: Used in electric accessories, valves, fuel injectors, jewelry, and marine environments.

Company profile

Multi-language PioneerImporters and ExportersHigh Repeat Buyers ChoiceQA/QC Inspectors

Shandong Hualu International Trade Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedExport Year: 1 year CertifiedNearest Port: QingdaoAverage Response Time: ≤1.81h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturer with two production lines, stated annual capacities for four types of balls, six quality-control staff, six testing devices, and one R&D engineer. It supports flexible, minor, full, design-based, and sample-based customization, and reports ODM and OEM capabilities. However, no supplier-management-system certification is reported, overseas service infrastructure is absent, and service procedures lack written records or documented follow-up. R&D documentation is available, but no new products were reported in the past year. Financial figures are excluded for privacy; the provided financial fields do not establish financial credibility. The supplier states exports to multiple global regions, but no specific customer cases are provided.

Supplier typeThe supplier is explicitly identified as a manufacturer, and its offerings include manufacturing capacity and production-related capabilities. This supports classification as a manufacturing supplier rather than a trading or offshore entity.

CertificationsThe supplier-management-system certification field is explicitly recorded as NIL. This is a stated absence of certification evidence for the requested area.

After-Sales capabilityThe supplier has procedures for corrective actions and customer complaints, but no written records; its service-capability assessment also has no written procedures or followed records. It has no overseas warehouse, showroom, agent, branch, or offline trade-show participation, although it accepts multiple quotation and payment terms and reports lead times.

Production capacityThe supplier operates two production lines, reports annual capacities for bearing steel, stainless steel, ceramic, and carbon steel balls, and has six quality-control staff and six quality-test devices. The stated equipment includes resistance furnaces, grinding machines, detection and sorting machines, and vertical lathes, providing explicit evidence of production and inspection infrastructure.

Customization capabilityThe supplier explicitly offers flexible, minor, full, design-based, and sample-based customization. Its R&D engineer is responsible for converting customer customization requirements, and the supplier also reports ODM capability.