Can you make goods according to my sample or drawing?

Yes, we have experienced technical personnel and advanced mold equipment. We can customize products based on your drawings or delivered samples.

Can I negotiate the prices?

Yes, we can consider discounts for bulk orders. Please contact us for a quote based on your quantity.

Do you provide a warranty for your products?

Yes, we offer a 100% satisfaction guarantee. We conduct strict inspections (IQC, PQC, FOC) and will provide replacements at our cost if any quality issues arise.

3/8 Tungsten Carbide Ball Coated with Diamond Like Carbon

Name: 3/8 Tungsten Carbide Ball Coated with Diamond Like Carbon
Brand: Zhuzhou Miller Cemented Carbide Co., Ltd
SKU: 1929834081

Hunan, ChinaZhuzhou Miller Cemented Carbide Co., Ltd

Negotiable

50 Pieces

Product profile

Customization

Available

Application

Oil Sealing, Bearing Ball, Metering and Milling

Standard

Purity

>99.95%

Alloy

Tc, Hard Metal, Hard Alloy, Tungsten Steel

Shape

Round

Type

Wc92%+Co8%

Grade

Tungsten Carbide Mc8

Grain Size

1.2-1.6 μm

Tolerance Grade

G25

Sphericity

0.000025"

Density

14.7-14.78g/Cm³

Hardness

89.5-90.5hra

Bending Strength

>2300MPa

Surface Finish

Coating

Features

Resistant to Wear Corrosion and Impact

Transport Package

Inner Vacuum Packing, Outer Standard Export Carton

Specification

0.4mm to 20mm; 1/16″ to 1-1/4″ in Inch

Trademark

Miller ™

Origin

Zhuzhou, China

HS Code

820900

Key features

DLC Coating Benefits: Diamond Like Carbon coating provides excellent wear, corrosion resistance, and low friction.

Mirror Surface Finish: Smoothness reaches mirror R0.4 for high-precision applications.

Wide Size Range: Stock sizes from 0.4mm to 20mm available for immediate shipment.

ISO Certified Quality: Professional manufacturer since 2008 with ISO certification and 100% inspection.

Customization Support: OEM/ODM accepted; custom grades, sizes, and shapes available based on drawings.

Multiple Grade Options: Offers WC-Co, WC-Ni, Tungsten, and Pure Tungsten grades for specific needs.

High Purity Material: Purity exceeds 99.95% for premium performance and reliability.

Fast Delivery: Shipment within 3-5 days for stocked items; 10-30 days for customized orders.

Company profile

Patents AwardedQuality AssuranceRaw-Materials TraceabilityR&D Capabilities

Zhuzhou Miller Cemented Carbide Co., Ltd

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Designs, Full Customization CertifiedExport Year: 5 Years CertifiedNearest Port: Guangzhou Port; Shenzhen Port; Shanghai PortAverage Response Time: ≤1.77h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryZHUZHOU MILLER CEMENTED CARBIDE CO., LTD is identified as a professional technical supplier offering design-based and full customization, with raw-material traceability, 100% finished-product inspection, documented inspection instructions, and stated quality assurance. It has inventory capability and accepts multiple service quotation and payment terms. However, the evidence shows no 3D software design, ODM, SDK, overseas agents or branches, overseas warehouse, overseas showroom, or offline trade-show participation. There is no valid manufacturing-capacity contract with associated subcontractors, and no written corrective-action or customer-complaint procedures. Innovation evidence is weak because no new products were reported in the past year. Financial records are referenced for prior years, but the slices do not provide sufficient evidence to assess financial credibility. A buyer associated with the supplier and product transaction records are shown, but no detailed performance outcomes are provided.

Supplier typeThe supplier is explicitly described as a professional technical supplier and is identified as ZHUZHOU MILLER CEMENTED CARBIDE CO., LTD, with carbide cutting-ring and wearing-insert products listed. This supports classification as a specialized carbide-product supplier.

After-Sales capabilityThe supplier has no overseas agents or branches, overseas warehouse, or overseas showroom, and reports no written procedures or records for handling customer complaints. These are explicit limitations in after-sales support capability.

R&D capabilityThe supplier has R&D capability as a professional technical supplier and offers customization from designs and full customization, but reports no new products in the past year and does not provide ODM or SDK services. The evidence indicates limited demonstrated innovation output.

Production capacityProduction-related evidence includes Ball Mill, VMS, Pressing Machine, and Grinder equipment, 100% finished-product inspection, raw-material traceability, inventory capability, a stated one-month peak-season lead time and off-season lead time within 15 working days. However, no valid manufacturing-capacity contract exists with associated subcontractors, creating a documented production-management deficiency.

Customization capabilityThe supplier explicitly provides customization from designs and full customization, and this capability is consistently stated across the R&D and quality-related slices. The supplier therefore demonstrates a clear customization offering, although 3D software design is not provided.

Client casesThe supplier records associate it with SCHWING STETTER INDIA PRIVATE LIMITED and show carbide cutting-ring and wearing-insert transactions, with India listed as the import country and Shanghai as the shipment origin port. These records demonstrate an identifiable customer case, but do not provide delivery, quality, repeat-order, or satisfaction outcomes.

Product Q&A

Q:How long is your delivery time?

We can arrange shipment within 3-5 working days for stocked sintered blanks. For mass production or customized products, the lead time is 10-30 days.

Q:Can I get a free sample for quality checking?

Yes, we offer free samples if they are in stock, but you need to pay the freight. For special or non-standard samples, we charge only the basic production costs.

Q:What grade should I choose for the product?

If you are unsure, please provide the usage details. Our technical team will suggest the most suitable grade based on your application requirements.

Q:Do you use recycled materials?

No, we insist on quality first. All our products are made of virgin raw materials to ensure high performance and consistency.

Q:What is the minimum order quantity (MOQ)?

For customized items, the MOQ is quoted individually. For standard items in stock, there is no limitation on the MOQ.