Ningbo Sunwell Sealing Materials Co.,Ltd is one of the leading China graphite sheet reinforced with metal foil manufacturers and suppliers with one of the famous brands, and we are also a professional graphite sheet reinforced with metal foil company and factory, welcome to contact us.
Description
Flexible Graphite Sheet, normally we call it "Expanded Graphite Sheet", it is made from high quality and purity flake graphite, which is gone through chemical treatment, expanding under high temperature and then rolling. It is a basic material for making different kinds of graphite sealing products.
SUNWELL B201N – Unclear grade Flexible graphite sheet
Typical Application
> Suitable for making gaskets of cylinders for are compressors, internal combustion engines and packing for different kinds of piping, and flanges
> The condition of high pressure and high temperature
Prime Features
> Lone life and less maintenance
> Replacement for asbestos, new more applications are being indentified daily.
> Excellent comprehensive properties
> Good compressibility and resilience, small stress relaxation, fine compensation function
Technical Data
| Item | Industrial grade | Unclear grade |
| Tolerance of density g/cm3
| +/-0.06 | +/-0.05 |
| Carbon content >/= % | 98/99 | 99.5 |
| Tensile strength >/= Mpa | 3~20 | 5~25 |
| Compressibility >/= % | 30 | 30 |
| Recovery >=/ % | 15 | 15 |
| Sulphur content </= % | 1200 | 700 |
| Chlorine content </= % | 50 | 25 |
| Stress relaxation rate % | 10 | 10 |
| Lgnition loss </= % | 2.0 | 0.5 |
Temperature: -240~+500°C under oxidizing environment
-240~+3500°C under non-oxidizing environment
PH: 0~14
Dimensions
| Item | Sheets |
| Density g/cm3 | 1.0 |
| Length | 500, 1000,1500mm |
| Width mm | 1000,1500, 2000 |
| Thickness mm | 0.5~3.0 |
Special density and thickness, shape or grade available on request
|
Original
By certification 
