vermiculite insulating heat board
1 Material:silver vermiculite
2 Size:2440x1220mm, 2100x900mm,
Thickness:15mm-50mm
3 Feature: innocuous; rainproof; insulating and fireproof.
4 Max working temp: 1100C
5 Continuous working temp: less than 1000C
6Cold crushing strength: 3hx800°C: 3.84MPa
7Insulating heat board application
Fire-resistant core for firepalces,stoves and so on..
Heat preservation and sound insulation boards for walls.
Fire resistant walls and ceilings.
8.
I tems | Unit | BOR-170 | BOR-220 | BOR-270 |
Bulk Density | Kg/m3 | 170(±10%) | 220(±10%) | 270(±10%) |
Pressure Strength | MPa | ≥0.40 | ≥0.50 | ≥0.60 |
Flexural Strength | MPa | ≥0.30 | ≥0.35 | ≥0.40 |
Thermal Conductive | W/m.k | ≤0.048 +0.00011t | ≤0.050 +0.00011t | ≤0.056 +0.00011t |
Temp. limit | degrees | 1000 | 1050 | 1050 |
Linear Shrinkage | % | ≤1.50 (1000,3hrs) | ≤1.50 (1000,3hrs) | ≤1.50 (1000,3hrs) |