What is the delivery time for orders?

The standard delivery time is 10-15 days. During peak season, lead time may extend to 1-3 months, while off-season is within 15 workdays.

What materials can be processed with these wheels?

Diamond wheels are ideal for cemented carbide, glass, and ceramics, while CBN wheels are suitable for carbon steel, high-speed steel, and bearing steel.

Is trimming required after using the wheel?

No, the electroplated process ensures the wheel does not need trimming and is easy to use.

Concave

Name: Diamond Grinding Wheel for Carbide/CBN Grinding Wheel/Concave
Brand: SINO ZHENG INDUSTRIAL INC.
SKU: 2002051902

Henan, ChinaSINO ZHENG INDUSTRIAL INC.

US$19.80-69.00

10 Pieces

Sample price:US$69.00/piece.Request sample

Product profile

Customization

Available

Blade Type

CBN

Manufacturing Process

Electroplating

Model NO.

HDCGD48

Application

Grinding Carbide Alloy, Optical Glass, etc.

Delivery Time

10-15 Days

Capacity

2,000 Piece Each Day

Advantange

High Strength and High Precision

OEM/ODM

Available

Transportation

by Courier / Air

Export

Russia, Germany, Americal, Korea, Sri Lanka, Japan

Transport Package

Carton

Specification

3" - 14"

Trademark

Harmony

Origin

Zhengzhou China

HS Code

82023910

Production Capacity

60, 000 Piece Each Month

Key features

Customized Grit Size: Available in D46 to D426 and other sizes as per customer request.

Customized Shape: Offering 1A1, 3A1, 14A1, 1L1, 1EE1, 1V1, 9A3, 14U1, 1A1R, 6A2, 11B2, 12B2, 11C9, 11Y9, 6A9, 11V9, 12V9, 12A2, 4A2, 1FF1, or custom drawings.

High Working Speed: Monolayer structure enables working speeds up to 250-300m/s.

OEM/ODM Available: Full OEM and ODM services provided for custom manufacturing needs.

High Strength and Precision: Designed for high precision grinding with high strength characteristics.

No Trimming Required: Easy to use with no need for trimming after manufacturing.

Versatile Material Options: Available with Steel, Aluminum, or Plastic body types for different applications.

Wide Application Range: Suitable for grinding carbide, optical glass, ceramics, and various metal alloys.

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: ≤7.38hTerms 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 grit sizes are available?

We offer grit sizes from D46 to D426, and can customize sizes according to your specific request.

Q:Can I get a custom shape for the grinding wheel?

Yes, we provide various standard shapes like 1A1, 3A1, 14A1, and can manufacture wheels based on your custom drawings.

Q:What body types are available for these wheels?

We offer Steel, Aluminum, and Plastic body types. Steel offers best rigidity, Aluminum is lighter and suitable for polishing, and Plastic is the lightest with low freight costs.

Q:What is the maximum working speed?

Due to the monolayer structure, these wheels can achieve very high working speeds, currently up to 250-300m/s.

Q:Do you support OEM and ODM services?

Yes, OEM and ODM services are available to meet your specific manufacturing requirements.