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Sulfur recovery unit

Products required for sulfur recovery equipment: chrome corundum bricks, corundum mullite bricks, lightweight mullite brick series products and supporting clay, corundum castables, acid-resistant castables, and heat-insulating ceramic pipe series products.

Classification:

Keywords: high-strength wear-resistant materials wear-resistant corrosion-resistant materials

Description

Products required for sulfur recovery equipment: chrome corundum bricks, corundum mullite bricks, lightweight mullite brick series products and supporting clay, corundum castables, acid-resistant castables, and heat-insulating ceramic pipe series products.

Refractory materials for sulfur recovery equipment (1)

Technical indicators of series of refractory materials

Performance  Name Maximum operating temperature ℃ Volume Density Kg/m3 Compressive strength MPa Bending strength MPa Line change rate % Thermal conductivity coefficient w/m.k Chemical composition%
110℃ 110℃ 1100℃ 1400℃ 110℃ 1100℃ 1400℃ 1400℃ 350℃ Al2O3 Fe2O3
GCL-3000 corundum castable 1750 ≤3000 ≥50 ≥80 ≥100 ≥6 ≥8 ≥10 0~-0.6   ≥90 ≤0.7
QMS-1200 1400 ≤1250 ≥8 ≥6   ≥2.0 ≥2.0   ±0.35 (1100℃) ≤0.3    
GMS-3000 corundum mullite castable 1500 ≤2900 ≥60 ≥90 ≥100 ≥7 ≥10 ≥10 ±0.45   ≥75 ≤1
Anchor Brick 1750 ≤2950 ≥50 (normal temperature and pressure resistance)       0~-0.6   ≥90 ≤0.7
Acid-resistant lining 1200 ≤1250 ≥8 ≥6   ≥2.0 ≥2.0   Acid resistance ≥92 ≤0.35 ≤35 ≤1
Reactor lining 1400 ≥1200 ≥16 ≥20   ≥3.0 ≥3.5   0~-0.2 (815℃) Acid resistance ≥70   ≤3
Condenser lining 1300 ≥1200 ≥12 ≥16   ≥2.5 ≥3.0   0~-0.2 (815℃) Acid resistance ≥70   ≤3
Acid-resistant ceramic tiles 600 ≤2000                 ≤35  
Furan cement 300   ≥7(tensile strength) ≥2(bonding strength) (referring to hard time) no later than 12 hours
Acid-resistant cement ≥300                      

Refractory materials for sulfur recovery equipment (1)

Technical indicators of series of refractory materials

Name Indicator High purity low silicon corundum brick Pure corundum brick Mullite combined with corundum bricks Chrome Corundum Brick Composite brown corundum brick
Chemical composition (%) Al2O3 ≥99.5 ≥98.5 90 ≥88 ≥78
SiO2 ≤0.1 ≤0.5 8   ≥14
Fe2O3 ≤0.1 ≤0.1 0.8 ≤0.3  
Cr2O3       10~12  
Bulk density (g/cm3) ≥3.15 ≥3.0 2.8~3.0 ≥3.15 ≥3.0
Normal temperature compressive strength (Mpa) ≥100 ≥80 70~110 80~100 98
High temperature flexural strength (Mpa) ≥9.8        
0.2Mpa load softening temperature T0.6 (℃) ≥1700 ≥1680 1650 ≥1700 ≥1680
Refractory degree (℃) ≥1900 ≥1850 1790    
Thermal shock stability 1100℃~water cooling (times) ≥6 ≥6 8    
Reheat line change 1600℃×3h(%) ≤0.1 ≤0.1 ±0.5 0~0.2 1500℃ 0~0.2
Apparent porosity (%) ≤17 ≤18 18~21 ≤18 ≤18

 

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