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.
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FeaturedOct 9, 2026
Vacuum Insulation Panels vs Microporous Board: Where the Temperature Line Actually Sits
A VIP declares 0.007 W/mK and a microporous board declares 0.023, so the panel looks three times better until you fix the temperature. Standard VIPs are rated to 80 °C, stainless-film panels to 400 °C
Latest
Oct 8, 2026
UL 9540A Is Not a Certificate: How to Read the Four Test Levels in a Supplier's Report
UL states that UL 9540A "does not provide a certification, UL Mark, or pass/fail results" — so a genuine report can still say almost nothing about whether one burning container will ignite its neighbo
Oct 6, 2026
UL 9540A Edition 6 Made Passive Barriers Mandatory: What a BESS Enclosure Wall Has to Survive
Edition 6 of UL 9540A makes large-scale fire testing the deciding level and requires passive containment with active systems disabled, so thermal barriers, fire-resistant materials and internal segmen