Flow Control / Monoblock Stoppers
Standard MBS Monoblock Stoppers
Standard MBS is the 45-55% Al₂O₃ grade in Shanker Agencies’ monoblock stoppers range, rated for continuous service to 1600°C.

Standard MBS technical specification
Typical values for Standard MBS monoblock stoppers. Test methods vary by property and product family, so confirm the applicable standard against the manufacturer datasheet before specifying.
Where Standard MBS is used
Is Standard MBS right for your application?
- Rated for continuous service up to 1600°C.
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Compare Standard MBS against every grade SAPL stocks in this family.
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| Grade | Al₂O₃ content | Carbon content | Apparent porosity | Bulk density | Max service temperature |
|---|---|---|---|---|---|
| Standard MBSthis grade | 45-55% | 25-30% | 14-18% | 2.3 g/cc | 1600°C |
| ZrO₂-C Nose | 50-60% | 28-35% | 13-17% | 2.5 g/cc | 1600°C |
Send the drawing, dimensions, application and quantity for Standard MBS monoblock stoppers. Our technical team reviews the requirement and advises on grade and fulfilment route.
Request Standard MBS QuoteGrade designations & equivalents▾
How Standard MBS is referenced across Indian and export naming conventions.
| SAPL grade code | Standard MBS |
| Alumina content | 45-55% Al₂O₃ |
| Max service temperature | 1600°C |
Installation notes
- 1Mount on the stopper-rod mechanism with correct alignment to the tundish well nozzle
- 2Preheat the tundish and stopper assembly per OEM schedule before casting
- 3Connect and verify argon purging line where fitted (anti-clogging)
- 4Match stopper nose to the tundish nozzle bore for a clean seal and accurate flow control
Disclaimer: values are typical and compiled by Shanker Agencies Pvt. Ltd. from standard industry data and published manufacturer specifications. They are indicative, not a guarantee. Confirm the exact grade datasheet before specifying. For a certified datasheet or quotation, contact info@shankeragencies.com or +91 98999 57888.