The conclusion is that if there is 20mm slag layer or 50mm lining will keep the cooling stave off breaking in 1200 Celsius temperature gas.

• 结果表明,只要冷却壁的热面挂有20mm渣皮或炉衬厚度为50mm时,就可以保证冷却壁在1200℃的煤气流温度中不会被烧坏。