Product Name: Aluminum Oxide Ceramic Protection Sleeves / Corundum Ceramic Alumina Tubes, High Purity 99% Alumina Al2O3 Corundum Ceramic Pipes Type: Ceramic Tubes Material: Alumina Ceramic Application: Refractory, Furnace Tube Color: Pink Density: 3.9g/cm3 Working Temperature: 1600c Diameter: 2mm to 200mm Forming Method: Hot Pressing, Dry Pressing, ISO-Pressing Content of Alumina: 99% Thermal Conductivity: 25W/M.K Tolerance: 0.02 Flexural Strength: 280 - 300 MPa Purity: 99.7 Length: 2mm to 2000mm Thickness: 1mm to 10mm Trademark: HIQ Transport Package: Wooden Case with Foam Filled Specification: Dia80*1000mm Origin: China HS Code: 85149090 Product Description Aluminum oxide ceramic protection sleeves / corundum ceramic alumina tubes,High Purity 99% Alumina Al2O3 Corundum Ceramic PipesAl2O3Content(%)70-75859599.7Density (g/cm3)3.03.43.73.9Bending Strength (Mpa)85N/MM2300364450The coefficient of thermal expansion(200ºC-800ºC)677.68Thermal Conductivity(W/(m.R))17182035Dielectric Strength (kv/mm)9101112Working Temperature(long time use)(ºC)1300140016001750Water Absorption(%)5<0.2<0.25<0.1-0.2DescriptionofAluminum oxide ceramic protection sleeves / corundum ceramic alumina tubes,High Purity 99% Alumina Al2O3 Corundum Ceramic PipesThe main material of ceramic pipe is Aluminium Oxide( Al2O3). The purity varies from 60%-99.7%, density from 3.0-3.9g/cm3and working temperature from 1000-1700°C. It offers a combination of superior mechanical strength and electrical properties, wear resistance and corrosion resistance.Features and advantagesofAluminum oxide ceramic protection sleeves / corundum ceramic alumina tubes,High Purity 99% Alumina Al2O3 Corundum Ceramic Pipes1.Great mechanical strength2.Low thermal conductivity3.High heat resistance4.Highsofteningtemperature5.Smallthermalexpansioncoefficient6.Good cold-resistanceheat-resistance7.Resistancetoacidandalkalicorrosion8.Long service life Package of Aluminum Ceramic Corundum Tubes: Synthetic wooden case padded with foams We also received OEM service; the package can be designed according to your b requirements.Shipping of Aluminum Ceramic Corundum Tubes: By vessel or by train from any Chinese port, Samples can be delivered by International express.Our services1. TimelyresponseTimely response to your inquiry, multiple choice recommendations based on your demand, quickly respond mails and provide solutions.2. Free sampleSample or trial order is accepted for quality evaluation.3. Strict quality controlArrange production on time and control quality strictly.4. Shorter delivery timeBooktheearliestvessel or plane to guarantee the delivery time.5. Professional ServicesProvide all the detailed news and pictures from order to delivery;Offer relative export documents and original certificate if needed;Warm and considerable after-sale serviceFactory stockContact us