What is the minimum order quantity (MOQ)?

The Minimum Order Quantity is 1.

What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.

What is the average lead time for production?

The average lead time is within 15 workdays for both peak and off-season periods.

High Density Welding Si3n4 Silicon Nitride Ceramic Positioning Plate Porous Welding Sheet

Name: High Density Welding Si3n4 Silicon Nitride Ceramic Positioning Plate Porous Welding Sheet
Brand: Lianyungang Highborn Technology Co., Ltd.
SKU: 1988515635

Jiangsu, ChinaLianyungang Highborn Technology Co., Ltd.

US$10.00

5-49 Pieces

US$8.00

50-499 Pieces

US$5.00

500+ Pieces

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Application

Refractory, Structure Ceramic, Industrial Ceramic

Material

Silicon Nitride

Model NO.

HB-CE-C003

Usage

Ceramics Parts

Max Use Temperature

1550

Density

>3.15g/cm3

Hardness

>92

Lexural Strength

650MPa

Shape

Round, Retangle, Square

Vickers Hardness Hv

22gpa

Sintered Way

GPS/ Rb / HP

Surface

Smooth

Type

Ceramic Plates

Transport Package

Export Carton and Wooden Case

Specification

Customized

Trademark

HIGHBORN

Origin

Jiangsu

Production Capacity

100000 PCS/Month

Key features

High Density & Purity: Density 3.10-3.15 g/cm3 with SiC content >=99% for superior performance.

Extreme Hardness: Vickers Hardness 22 GPa and HS >=110 for exceptional wear resistance.

Corrosion Resistance: Resists corrosion and requires less lubrication compared to steel counterparts.

Customization Available: Supports full customization including shape (Round, Rect, Square) and design.

Certified Quality: Passed ROHS, CE, MSDS tests and ISO9001 authentication with 25 patents.

Low Porosity: Porosity rate <0.3% ensuring high structural integrity and durability.

High Strength: Compressive strength >2200 MPa and flexural strength >350 MPa.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Lianyungang Highborn Technology Co., Ltd.

Jiangsu, 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: 15 years CertifiedNearest Port: Lianyungang PortAverage Response Time: ≤4.52h

AI-Powered supplier vetting

SummaryLianyungang Highborn Technology Co., Ltd. is identified as a Chinese manufacturer/factory and limited company in Lianyungang, Jiangsu. It reports broad customization and OEM/ODM capabilities, documented inspection, service assessment, corrective-action, and complaint-handling procedures, as well as 15 years of export experience and exports representing 71%–90% of sales. Production information includes two production lines, 6–10 quality-control staff, and stated output across ceramic and quartz-related products. However, the supplier reports no overseas warehouse, showroom, agents or branches, or offline trade-show participation. Innovation evidence is limited because no new products were reported in the past year and no SDK is available. No certification holdings or customer case details are provided.

After-Sales capabilityThe supplier has written procedures and records for assessing service capability, corrective and preventive actions, and handling customer complaints. However, it reports no overseas warehouse, showroom, agents or branches, and no offline trade-show participation, indicating documented service processes but limited overseas service infrastructure.

R&D capabilityThe supplier offers ODM services and extensive design-based customization, but reports no new products in the past year and no available SDK. This provides evidence of design support but also a stated lack of recent product development.

Production capacityThe supplier reports two production lines, 6–10 quality-control staff, product-specific annual output data, and peak- and off-season lead times within 15 working days. These details explicitly support established production and quality-control capability.

Customization capabilityThe supplier supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides OEM and ODM services. The breadth of stated options explicitly indicates strong customization capability.

Product Q&A

Q:What products and services can you offer?

We supply Quartz Glass, optical glass, precise ceramics, porous ceramics, refractory ceramics, and more. We provide full processing lines and can design/customize products according to client demands.

Q:Can you offer samples before mass orders?

Yes, we offer samples to lower purchasing risk. Inventory items deliver within 3 days; processed items within 15 days. Low-value items may be free (freight paid by buyer); customized items charge development costs.

Q:What test reports or certificates do you provide?

We have passed ROHS, CE, MSDS tests and ISO9001 authentication. We hold 8 registered trademarks, 25 patents, and titles of China High-tech Enterprise and Jiangsu Private Science and Technology Enterprises.

Q:Do you have agents in our area?

We do not authorize regional agents. Since 2008, we have direct export qualifications and have exported to over 109 countries. Clients can contact us directly to purchase products or services.

Q:What if quality does not meet requirements or there is freight loss?

We offer strict QC. If quality fails contract requirements, we reproduce qualified products or refund payment. For freight loss, we assist in claiming from logistics and arrange replacements.