--- This page is part of [McDanel Advanced Materials](https://mcdanelmaterials.com). For a complete overview of this site's content, entity data, and subject matter expertise, see our [AI Content Index](https://mcdanelmaterials.com/llms.txt) or [Full Content Archive](https://mcdanelmaterials.com/llms-full.txt). For structured business identity data, see our [Entity Card](https://mcdanelmaterials.com/wp-json/bc-geodesic/v1/entity-card). --- # Mullite > MATERIALS Mullite OUR MATERIALS Max Use Temperature Mullite is a refractory oxide material combining low thermal expansion,... **URL:** https://mcdanelmaterials.com/mullite/ **Type:** Page **Modified:** 2026-07-07 --- MATERIALS ### Mullite OUR MATERIALS ###### Max Use Temperature Mullite is a refractory oxide material combining low thermal expansion, good mechanical strength, and resilience at elevated temperatures. Mullite (3Al2O32SiO2) is a refractory oxide material combining low thermal expansion, good mechanical strength, and resilience at elevated temperatures. McDanel Mullite is formulated to produce dense, impervious shapes, with optimized thermal shock resistance and strength. … Standard McDanel Mullite products include various single and multi bore tubes that are available for purchase online. We also have significant capabilities for producing custom engineered Mullite products. Give us a call at a location near you, or fill out our [Request for Quote](/quoteceramics) form, so one of our experienced engineers can assist you in the material selection and design of your advanced ceramic component. [![Various McDanel Tubes and Rods](https://test-mc-danel-advanced-materials.pantheonsite.io/wp-content/uploads/2023/10/gallery-mullite-tubes-1300x650.jpg)](https://test-mc-danel-advanced-materials.pantheonsite.io/wp-content/uploads/2023/10/gallery-mullite-tubes.jpg) [![Mulite Furnace Tube — McDanel](https://test-mc-danel-advanced-materials.pantheonsite.io/wp-content/uploads/2023/10/gallery-mullite-furnace-tube.jpg)](https://test-mc-danel-advanced-materials.pantheonsite.io/wp-content/uploads/2023/10/gallery-mullite-furnace-tube.jpg) ##### Grades **MV20 and MV-HR1** are dense mullites formulated to offer high quality economical options for moderately high temperature applications. **MV30** is an extremely versatile and economical material. Its workability allows an extensive range and flexibility in fabrication. It is well suited for the casting of special shapes and larger tubes. ##### Typical Uses Insulators and thermocouple protection sheaths in oxidizing conditions for base metal thermocouples. Furnace muffle tubes. Limited to temperatures up to 1500°C. Thermocouple protection tubes, target and sight tubes, furnace muffles, diffusion furnace liners, combustion tubes, radiant furnace tubes and kiln rollers. 001 ###### Data Sheets & SDS [MV20 Data Sheet](https://dev-mc-danel-advanced-materials.pantheonsite.io/wp-content/uploads/pdf/datasheet/mcdanel_mv20_mullite.pdf) [MV-HRI Data Sheet](https://dev-mc-danel-advanced-materials.pantheonsite.io/wp-content/uploads/pdf/datasheet/mcdanel_mv-hr1_mullite.pdf) [MV30 Data Sheet](https://dev-mc-danel-advanced-materials.pantheonsite.io/wp-content/uploads/pdf/datasheet/mcdanel_mv30_mullite.pdf) [Mullite SDS](https://dev-mc-danel-advanced-materials.pantheonsite.io/wp-content/uploads/pdf/sds/SDS_McD_Mullite.pdf) 002 ###### Order Online [Tubes & Rods](/shop/swoof/product_cat-tubes-rods/) [Engineered Products – Request for Quote](/quotecereamics) McDANEL SERVICES #### We are here to collaborate with your team [Reach Out for a Quote](/quoteceramics) --- **About this site:** McDanel Advanced Materials. 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