


Property | Unit | Standard | Testing Result |
Thickness Tolerance: | % | ±7.5 | -0.8 |
Apparent density: | g/cm3 | 1.15-1.30 | 1.28 |
Shrinkage | % | ≤0.50 | 0.48 |
MD | % | ≤0.70 | 0.67 |
CMD | % | ≤6.00 | 5.8 |
Ash content | % | ≤1.0 | 0.52 |
PH of aqueous extract | % | 6.0-9.0 | 7.4 |
oil absorption | % | ≥6.0 | 8.5 |
Conductivity of aqueous extract | Ms/m | ≤15.0 | 7.5 |
Electrical strength in oil | KV/mm | ≥8.0 | 12.2 |
Moisture content | % | 5.0-9.0 | 7.2 |
Yantai Libo International Trade Co.,Ltd.







Yes, we have been offering OEM service for 10 years.
Yes, you are always welcome to visit our factory.
Yes, we can provide sample for free but the freight and other charges is payed by the customers.
Yes, we can. We can help you find a professional custom clearance company to do it.
Yes, we can. We are allowed to use your designated agent's name if you have one..
We kept another same sample and marked on company when we sent to customer. So our production will be based on.