Silicon Nitride Si3n4 Ceramic Tube Thermocouple Protection Pipe

Name: Silicon Nitride Si3n4 Ceramic Tube Thermocouple Protection Pipe
Brand: Wuhan Elite Industry Co., Ltd.
SKU: 2295404355

Hubei, ChinaWuhan Elite Industry Co., Ltd.

US$20.00-350.00

2 Pieces

Sample price:US$60.00/piece.Request sample

Product profile

Customization

Available

Installation Type

Duct Type

Sensing Type

Thermocouple

Model NO.

Contact

Output Signal Type

Thermocouple Protection Tube

Production Process

Ceramics

Material

Silicon Nitride, Ceramics

Measuring Medium

Temperature

IP Rating

IP65

Certification

Customized

Length

200-1200mm

Melting Point

1700c

Hardness

80-90hra

Usage

Protection Thermometer

Transport Package

Wooden Case

Specification

16, 22, 28mm

Trademark

Origin

China

HS Code

9025900090

Production Capacity

10, 0000 Unit

Key features

Naturally non-wetting to molten aluminum: prevents molten aluminum and slag from adhering or crusting, eliminating daily maintenance.

Highly resistant to chemical corrosion from non-ferrous molten metals (Al, Zn, Cu, Pb) without reacting or contaminating the melt.

Ultra-low porosity and dense microstructure prevent corrosive furnace gases and flux volatiles from permeating and damaging internal thermocouples.

Excellent oxidation resistance: prevents scaling or peeling in high-oxygen furnace atmospheres above 1000C, maintaining consistent performance.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Wuhan Elite Industry Co., Ltd.

Hubei, China

Business Type: Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 5 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤2.95h

AI-Powered supplier vetting

SummaryWuhan Elite Industry Co., Ltd. is a China-based trading company in Hubei whose stated business scope covers electric heating equipment, accessories, instruments, electronic products, hardware, molds, mechanical and electrical equipment, wires, and cables. It supports customization from samples and designs, reports OEM service for well-known brands, and had new products during the past year. However, it is not identified as a professional technical supplier, does not provide 3D software design, ODM, or SDK services, and has only one R&D engineer. Quality-control traceability and assurance status are unknown, while quality-control test equipment is reported as zero. No written procedures or records were provided for corrective/preventive actions or complaint handling. Overseas service infrastructure is limited, with no overseas showroom, agent, branch, or offline trade-show participation reported. Certification holdings and customer cases are not evidenced in the provided information.

Supplier typeThe supplier is explicitly identified as a trading company and a limited company based in Wuhan, Hubei, China. Its stated scope covers technical development and the wholesale and retail of electric heating equipment and related industrial products, indicating a trading-oriented business model rather than confirmed in-house manufacturing.

After-Sales capabilityThe supplier has one technology engineer whose responsibilities include R&D and technical support for after-sales service. However, no written corrective/preventive-action procedures or records and no written complaint-handling procedures or records were provided; the quality-assurance and traceability statuses are also unknown.

R&D capabilityThe supplier reports a new product within the past year and has one R&D engineer responsible for R&D and after-sales technical support. Its stated mission emphasizes innovation, but it is not a professional technical supplier and lacks ODM and SDK capability; the evidence supports limited innovation capability rather than a strong technical-development platform.

Production capacityThe company is identified as a trading company, and its business scope describes technical development plus wholesale and retail activities. Quality-control test equipment is reported as zero, with unknown quality-assurance and traceability status; no direct evidence confirms owned production facilities or manufacturing capacity.

Customization capabilityThe supplier explicitly offers customization from samples and customization from designs. This provides clear evidence of customization service capability, although the supplier does not provide 3D software design services and is not identified as offering ODM.

Client casesThe supplier reports OEM service for well-known brands, which is evidence of serving at least some recognized-brand customers. However, no customer names, product examples, project descriptions, or verifiable case records are provided.

Product Q&A

Q:What is the standard lead time for an order of 50 silicon nitride protection tubes?

For a standard order of 50 Silicon Nitride (Si3N4) protection tubes, our typical lead time is 3-4 weeks. This period accounts for our precise GPS sintering process and rigorous quality inspections to ensure each tube meets industrial thermal shock standards. At Wuhan Elite Industry, we maintain a buffer stock of common dimensions to expedite urgent requirements. If your project has a strict deadline, we can optimize our production schedule to prioritize your shipment. Our goal is to balance worl

Q:What are the safest shipping options for these fragile ceramic tubes?

Safety is our priority when shipping high-precision Silicon Nitride tubes. For international shipments, we recommend specialized air freight or LCL (Less than Container Load) with shock-absorbent palletizing. Our logistics team uses a multi-layered protection system, including custom-fit foam inserts and heavy-duty reinforced wooden crates that meet ISPM 15 standards. For large volume orders, sea freight in a dedicated container offers the highest stability. We partner only with top-tier carrier

Q:Can I request a third-party inspection before the goods are shipped?

We welcome and encourage third-party inspections! We have worked extensively with international agencies like SGS, Intertek, and TUV. At Wuhan Elite Industry, we are confident in the quality of our Silicon Nitride tubes and maintain high internal standards. We can provide a dedicated inspection area in our factory and full technical support for the inspector, including access to our ultrasonic testing and dimension measurement equipment. Ensuring your peace of mind is part of our service.