Refractory mortar - hnhy

Usage
It is widely used in masonry construction for refractory clay brick, high aluminum brick, mullite brick, silicon line brick and corundum brick.

Feature
1. Characteristics
2. High strength
3. High application
4. Good resistance to abrasion and erosion
5. The physical properties and chemical composition










Brand
JPNN45 JPLN70 BNN45 BLN70 GeNN40 GeLN70
Al2O3 (%) ≥ 45 70 45 70 40 70
Refractoriness(°C) ≥ 1***0 1***0
MOR
(MPa)
≥ 110°C 2 2 8 8 0.5 1
°C×3h
1200
6 1400
6 1000
10 1200
10 1200
1 1500
2
Thermal
conductivity
(350°C)(W/m.k) ≤ / / / / 0.35
Bonding time (min) 1~3




Alumina based refractory mortar
Item Index
AM-55 AM-65 AM-75 AM-85
Refractoriness ,≥ 1***0 1790
Al2O3 content %, ≥ 55 65 75 85
Binding strength
Mpa, ≥ 110 1.0 1.0 1.0 2.0
1400 4.0 4.0 4.0 ---
Linear change on reheating, 1400 + 1% ~ - 5%
Binding time, minute 1 ~ 3







Refractory Mortar
Name Material Refractoriness Shear Bond Strength MPa Cold Compression Strength MPa Linear Change Rate % Hot Compression Rate 0.25MPa % Chemical Components
When Dried When Heated When Dried When Heated SiO2, %
Refractory Mortar Clay min1690 Min
0.8(110°C) ≥0.2(1200°C)
Heat Insulation Mortar Diatomite ≥0.4(110°C) ≥0.2(900°C)
Heat Insulation Mortar Clay ≥0.3(110°C) ≥0.3(1200°C)
Buffer Mortar Clay ≤0.5(105°C) ≤0.5(500°C) ≤10(500°C) ≥15(500°C) ≥83
Refractory Mortar Clay ≥1730 ≥2(110°C) ≥6(1200°C) ≤1.0 ≥50 T2≥1200 ≥45
Refractory Mortar Clay ≥1750 ≥2(110°C) ≥6(1300°C)