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1, the physical mechanical properties of the compound cover:General purpose overlay performance levelCodeThe tensile ...
Product description
1, the physical mechanical properties of the compound cover:General purpose overlay performance levelCodeThe tensile
Product specifications
1, the physical mechanical properties of the compound cover:
General purpose overlay performance level |
Code |
The tensile strength is not less than |
Elongation at break =% |
The wear volume less than 3 mm |
70 c * 7h after aging, the tensile strength and elongation at break change% |
MPa |
Strongly zoned type |
H |
24.0 |
450 |
120 |
-25~+25 |
Strong wear type |
D |
18.0 |
400 |
100 |
-25~+25 |
General type |
L |
15.0 |
350 |
200 |
-25~+25 |
2, interlayer bonding strength:
Index item |
Inter layer |
Covering layer and layer |
The cover layer thickness is less than 1.5mm |
Thickness of covering layer > 1.5mm |
The average value of the longitudinal sample is not less than |
4.50 |
3.2 |
3.50 |
The average value of the transverse sample is not less than |
4.50 |
3.2 |
3.50 |
The highest peak value of all samples is not more than |
20 |
20 |
20 |
The minimum peak value of all samples is not less than |
3.9 |
2.40 |
2.9 |
3, specifications:
Bandwidth (mm) |
Cloth layer |
Cover thickness (mm) |
Face |
Non working face |
400 |
3~4 |
4.5 3.0 |
3.0 1.5 |
500 |
3~5 |
4.5 3.0 |
3.0 1.5 |
600 |
3~5 |
6.0 4.5 3.0 |
3.0 1.5 |
650 |
3~5 |
6.0 4.5 3.0 |
3.0 1.5 |
800 |
3~6 |
6.0 4.5 3.0 |
4.5 3.0 1.5 |
1000 |
3~7 |
6.0 4.5 3.0 |
4.5 3.0 1.5 |
1200 |
4~7 |
6.0 4.5 |
4.5 3.0 1.5 |
1400 |
4~7 |
6.0 4.5 |
4.5 3.0 |
1600 |
4~7 |
6.0 4.5 |
4.5 3.0 |
1800 |
4~7 |
6.0 4.5 |
4.5 3.0 |
2000 |
4~7 |
6.0 4.5 |
4.5 3.0 |
2200 |
4~7 |
6.0 4.5 |
4.5 3.0
|
·Difficult to burn in compliance with the requirements of the GB10822-89 standard |
·1. The physical properties of the covering layer: |
The tensile strength of the composite cover layer is not less than MPa |
10 |
The cover layer is not less than the elongation% |
350 |
Physical performance requirements of the general refractory zone with no cover layer thickness less than 2.0mm
·2, the bonding strength between layers: |
Index item |
Inter layer |
Covering layer and layer |
The cover layer thickness is less than 1.5mm |
Thickness of covering layer > 1.5mm |
The average value of all samples is not less than |
5.0 |
3.50 |
3.90 |
The minimum peak value of all samples is not less than |
3.9 |
2.40 |
2.90 |
Performance of J |
Difficult combustion and static electricity performance K |
Three full thickness (longitudinal) specimen flame sustained average value is not in the 60s and any a single results were not the resurgence of the phenomenon |
The performance of the flame retardant is not more than 3 * 108 Ωon the surface resistance of J.
|
Application examples
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