SLM-1000 · 1000°C Rated
HIGH-STRENGTH NANO INSULATION BOARD
Microporous insulation panel for steel ladles, tundishes and kiln walls. Cuts shell heat loss 30 to 50 percent. Vacuum-packed for export.
SLM-1200 · 1200°C Rated
HIGHER-TEMPERATURE GRADE NANO BOARD
For ladle roofs, tundish covers and high-temperature kiln backup. Lower shrinkage and higher strength than ceramic-fiber board.
WHY SULEIMAN
FACTORY-DIRECT REFRACTORY BOARDS
Source factory for nano insulation boards. Certified, vacuum-packed, compliant export docs. Quote within 24 hours.
PRODUCT RANGE
Choose by your application
Find the right nano insulation board for your temperature and lining.
SLM-1000 Board
1000°C microporous insulation for ladles, tundishes and kiln walls.
SLM-1200 Board
1200°C grade for ladle roofs, tundish covers and high-temp kiln backup.
Steel Ladle Lining
Permanent lining and backup insulation for casting ladles.
Kiln & Furnace Backup
Reheating furnace and ceramic kiln wall insulation.
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SLM-1200 High-Strength Nano Insulation Board
1200 °C high-strength nano insulation board for ladle roofs, tundish covers and high-temperature kiln backup. Lower shrinkage, higher strength. Vacuum-packed export. — Suleiman Refractory.
SLM-1000 High-Strength Nano Insulation Board
1000 °C high-strength nano insulation board for steel ladles, tundishes and industrial kiln walls. 30–50 % energy saving, vacuum-packed for export. — Suleiman Refractory.
WHY CUSTOMERS TRUST US
Our Advantages
Reliable Sourcing, Direct Factory Pricing, and Compliant Logistics.
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Direct Manufacturing
Real heavy-duty workshop production ensuring true factory-floor pricing without any middleman markups.
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Precision Engineering
Equipped with advanced processing tech to guarantee strict thickness tolerance and superior structural durability.
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Export Compliance
Decades of global shipping experience providing 100% compliant customs documentation and safe container loading.
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By the numbers
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Direct Supply, Heavy-Duty Precision, and Global Compliance.
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Stories and guides
News & Updates
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FeaturedSep 7, 2026
5 Common Mistakes Steel Plants Make When Buying Nano Insulation Boards (And How to Avoid Them)
A B2B buyer's checklist: five commercial pitfalls steel mills hit when sourcing microporous nano insulation boards from China — and the RFQ template that prevents them.
Latest
Sep 7, 2026
Why Steel Mills Are Switching to Nano Insulation Boards for Ladle Back-up Lining
EU rules now classify refractory ceramic fiber as a 1B carcinogen, and steel-sector carbon trading puts a price on wasted heat. See the trial data behind the switch to rigid nano insulation boards for
Sep 7, 2026
Nano Insulation Board vs Ceramic Fiber Board: A Buyer's Comparison
Thermal conductivity, shrinkage, health and total cost compared side by side, so you can pick the right backup insulation for 1000-1200 C service.