Ningbo Sunwell Sealing Materials Co.,Ltd is one of the leading China cork sheet manufacturers and suppliers with one of the famous brands, and we are also a professional cork sheet company and factory, welcome to contact us.
Description
SUNWELL Cork sheet is made from clean granulated cork mixed with resin binder, which is compressed to form black, split into sheets.
Typical Application
> Made for gaskets, cork underlayment, surface of notice board
> Proof, sound proof, heat insulation
Prime Features
> Natural
> Free of formaldehyde, eco-friendly
> good resilience, good resistance to water, oil and solvents, good compressibility,etc
Technical Data
(Distinguish from granule grade) according with the standard ISO4714
| Cork sheet (Granule grade) | Small | Middle | Big |
| Granules size (1/inch) | 30~60 | 12~24 | 8~12 |
| Tensile strength kg/cm2 | 8 | 12 | 8 |
| Compressibility 100psi load % | 15~40 | 10~30 | 15~40 |
| Recovery % | 75 | 65 | 75 |
| Flexibility multiple | 15 | 12 | 15 |
| Boiling water resistance hour | 3 | 5 | 3 |
Distinguish from density
| Density | Low | Middle | High |
| Kgs/m3 | 270 | 320 | 380 |
Dimensions
950x640mmx0.8~100mm (Untrimmed)
915x610mmx0.8~100mm (Trimmed)
Package: Carton Box
950x640x300mm
915x610x300mm
Roll:
1220mmxLengthx1~6mm
Other sizes on requirements.
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