What is the alumina content of the tube?

The alumina content is 99.7% for the high purity version, with general material being 95%-99% High Purity Alumina Oxide.

What are the main applications for this ceramic tube?

It is mainly used in thermocouple temperature measurement, liquid steel continuous temperature monitoring, and various industrial furnaces in petrochemical, electric, and military industries.

High Purity Alumina Ceramic Protection Tube

Name: High Purity Alumina Ceramic Protection Tube
Brand: Hunan Rui Yue Industrial and Trade Co., Ltd.
SKU: 864658105

Hunan, ChinaHunan Rui Yue Industrial and Trade Co., Ltd.

US$20.00

5-49 pcs

US$18.00

50-99 pcs

US$15.00

100+ pcs

Sample price:US$1.00/pcs.Request sample

Product profile

Customization

Available

Application

Insulators, Electrical Winding Insulation

Color

Ivory and White

Model NO.

RY-177

Material

Ceramic

Maximum Voltage

<10KV

Thermal Rating

1800 Degree C

Shape

Pipe

Alumina Content

99.7% Alumina

Size

Customized

Feature

High Temperature Resistance

Type

Insulation Sleeve & Tube

Chemistry

Inorganic Insulation

Classification

Organic Insulating Material

Certification

ISO9001

Transport Package

Export Wooden Box

Specification

based on order quantity

Origin

China

HS Code

854710000

Production Capacity

500000PCS/Month

Key features

Customizable Size: Diameter 1-120mm and Length 100-2000mm; custom shapes and sizes available.

High Purity Material: Made from 95%-99.7% High Purity Alumina Oxide for superior insulation.

OEM/ODM Service: Welcomes OEM and ODM customization from designs or samples.

Fast Delivery: Large stock ensures fast delivery; off-season lead time within 15 workdays.

High Mechanical Strength: Features high strength, smooth surface, and excellent compressive strength.

Wide Application: Ideal for thermocouples, petrochemical, electric, and military projects.

Competitive Pricing: Large quantity in stock provides competitive prices for bulk orders.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Hunan Rui Yue Industrial and Trade Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 7 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤10.46h CertifiedTerms of Payment: LC, T/T, D/P, etc.

About Our Factory & Business Background

AddressIndustrial Zone, Hunan Province, Zhuzhou, Hunan, China

Plant Area150 square meters

Number of Employees9

Registered Capital2,000,000 RMB

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Minimum Order Quantity1 Pc

Supply Chain Partners4

Our Production Capability & Technical Expertise

Main ProductsFire Assay Crucible and Clay Crucible Cupel, Ceramic Faucet Disc Alumina Ceramic Disc for Tap, Alumina Ceramic Tube Aluminum Trioxide Refractory Kiln Tube, Silicon Carbide Beam Kiln Tube Sic Nozzle

Production Lines2

Production MachinesAutomatic Moulding Machine, Fire Assay Crucible Furnace, Material Pressing Machine, First Refining Machine, Clay Shredder Machine, Hydraulic Press Machine, Manual Moulding Machine, Drying Line, Ball Milling Machine

QA/QC inspectors2 people

Inspection Type for Finished ProductsRandom inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers1 people

Traceability of Raw MaterialsYes