Refractory spraying coatings - hnhy

haracterizes
1. Low elasticity
2. High strength
3. Low shrinkage.
4. Good adhesion, workability and durability.

Usage
It is widely used in blast furnace of the body, the protective layer and the lining of piping and flue systems.

Brand HD-PT35 HD-PT40 HD-PT45 HD-PT50 HD-PT65 HD-PT70
Al2O3 (%) ≥ 35 40 45 50 65 70
Bulk density (g/cm3) 1.3±0.1 1.6±0.1 1.8±0.1 2.0±0.1 2.2±0.1 ≥2.3
C.S
(MPa)≥ 110°C×24h 4 6 8 12 15 15
°C×3h 1000°C
5 1200°C
8 1250°C
12 1300°C
15 1350°C
20 1400°C
20
Linear change
( % ) ≤ °C×3h --- 1200
± 1.0 1300
±1.0 1300
±1.0 1350
±1.1 1400
±1.2
thermal conductivity 800 °C
(W/m.k) ≤ 0.50 0.55 0.65 — —