How does the delivery time work?

The standard delivery time is 3-5 business days. However, during peak seasons, lead times may extend to 1-3 months, while off-season lead times are within 15 workdays.

China Supplier Polycrystalline Diamond Powder for Sapphire Wafer

Name: China Supplier Polycrystalline Diamond Powder for Sapphire Wafer
Brand: SINO ZHENG INDUSTRIAL INC.
SKU: 790152012

Henan, ChinaSINO ZHENG INDUSTRIAL INC.

US$0.69-0.99

500 Carat

Sample price:US$0.99/carat.Request sample

Product profile

Customization

Available

Type

Diamond

Classification of Diamond

Artificial

Model NO.

HID PD

Characteristic

Hight Temperature

Characteristics of Natural Diamond

Hight Pressure

Application

Superfine Polishing

Delivery Time

3-5 Business Days

Color

Dry,Grey,Black

Pruity

99.9%

Hardness

Superabrasives

OEM

Available

Transport Package

Bottle

Specification

ISO 9001

Trademark

Harmony

Origin

Zhengzhou China

HS Code

71051020

Production Capacity

1, 000, 000 Carat/Year

Key features

High Grinding Efficiency: Grinding efficiency is 2 to 4 times higher than single crystal diamond.

Self-Sharpening Property: Features high toughness and automatic cutting edge for high material removal.

Customizable Particle Size: Offers tight, customized particle size distribution with stringent oversize control.

Versatile Applications: Ideal for polishing sapphire, silicon, ceramics, metals, and semiconductor wafers.

Superior Wear Resistance: Can be electroless plated on workpieces with wear resistance better than other materials.

Fast Delivery Time: Standard delivery time is 3-5 business days for quick turnaround.

High Purity Grade: Product purity reaches 99.9% ensuring consistent performance in high-tech fields.

Company profile

Importers and ExportersFast DeliveryR&D Capabilities

SINO ZHENG INDUSTRIAL INC.

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-05-25Nearest Port: ZHENGZHOU, QINGDAO, SHANGHAIAverage Response Time: ≤5.20hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, CPT, EXW

AI-Powered supplier vetting

SummarySINO ZHENG INDUSTRIAL INC. is identified as both a trading company and manufacturer/factory in China, offering magnesium wheels, welding wire, heatsinks, anodes, plates, and related products. It reports ISO 9001 and ISO 14001 certifications, more than 10 production lines, 6–10 R&D engineers, and 6–10 quality-control staff. Export activity is established, with 71%–90% of sales from exports, self-operated import/export rights, exports beginning in 2015, and markets across the Americas, Europe, and Southeast Asia. Product descriptions and company information indicate technical expertise in magnesium materials and welding processes. However, overseas service infrastructure, 3D design, OEM/ODM, after-sales capability, and customization are not sufficiently documented. The audit record identifies BV, but the stated evaluation result is 0, which should be treated cautiously.

Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory, indicating combined commercial and manufacturing functions. Its listed product portfolio is centered on magnesium products.

CertificationsThe supplier lists ISO 9001 and ISO 14001 management-system certifications. A BV audit is also recorded with validity from September 10, 2025 to September 9, 2026, but the audit evaluation result is stated as 0, so the audit outcome itself does not provide positive assurance.

R&D capabilityThe company describes technological, product, and process innovation, including a one-time extrusion process for 1.2 mm magnesium welding wire and efforts to expand magnesium applications. It also reports 6–10 R&D engineers, but 3D design, new-product development status, ODM, and OEM capabilities are marked unknown.

Production capacityThe supplier reports more than 10 production lines, 6–10 quality-control staff, and stated output for magnesium welding wire and forged magnesium wheels. It also reports off-peak lead times within 15 working days and peak-season fulfillment of 2–3 months, supporting an established production operation, although the production figures should be interpreted as self-reported.

Client casesTwo records identify the same buyer, CÔNG TY CỔ PHẦN HUY MINH, associated with specified cathodic-protection alloy products imported into Vietnam. These records provide evidence of an associated buyer and product transactions, but they do not establish the scale, duration, performance, or breadth of customer references.

Product Q&A

Q:What is the grinding efficiency compared to other materials?

The grinding efficiency of polycrystalline diamond is 2 to 4 times higher than that of single crystal diamond, silicon oxide, corundum, and other abrasive materials.

Q:Is OEM service available for this product?

Yes, OEM is available. The product supports customization for color (Dry, Grey, Black) and has a delivery time of 3-5 business days.

Q:What materials can be polished using this powder?

It is suitable for polishing sapphire, silicon, ceramics, metals, precision cemented carbide, optical glass, lenses, and processing magnetic head materials, fiber optic connectors, and laser rods.

Q:What is the purity level of the polycrystalline diamond powder?

The product purity is 99.9%, ensuring high quality for superabrasive applications.

Q:What are the key characteristics of this diamond powder?

It features high toughness, high self-sharpening, high hardness, a blocky and rough particle surface, and tight customized particle size distribution with stringent oversize control.