Boron-free ECR Direct Fiberglass Roving
Negotiable /Ton
Min.Order:1 Ton
China Yangzhou Guo Tai Fiberglass Co., Ltd.
Boron-free ECR Direct Fiberglass Roving
ECR Roving Boron-free is a kind of continuous E Glass roving, Boron-free. ECR roving is unbonded borosilicate E glass fiber; it is capable of withstanding severe thermal shock and vibration.
ECR roving is stable in serious environment; it shows exceptional recovery from compression, does not accelerate corrosion of metallic components.
ECR roving exhibits excellent acoustic properties, marking it suitable for use in many types of hot silencing applications, including exhausts with high gas flow rates.
ECR roving is also used to manufacture the optical cable reinforced core, pultruded profiles and multi-axial fabrics.
Test Certificate
Number: CHQR(8.2.4)03
Customer |
| Cartons |
|
Product | Direct Roving | Total Weight |
|
Specification | ECR-4800-906 | Date of production |
|
Test Item | Testing method t | Standard | Test Result | Conclusion |
Filament diameter | ISO1888 GB/17690.1-2007 | 24.5+/-1.0mm | 24.6 | Pass |
Roving linear density(tex)
| ISO1889 GB/T2690.1-2007 | 4800+/-240 | 4839 | Pass |
Moisture Content(%)
| ISO3344 GB/T9914.1-2007 | ≤0.10 | 0.03 | pass |
Loss on ignition(%)
| ISO3344 GB/T914.3-2007 | 0.5+/-0.15 | 0.65 | Pass |
Net weight per bobbin |
| >/=10kgs | 20 | Pass |
Appearance |
|
|
| Pass |
According to Criterion | GB/T18369-2001 | |||
Color | PASS |
Test condition | Ambient temperature | 20℃ | Relative humidity | 70% |
The result | PASS |
Packing: Pallet Packing
Port: tianjing,qingdao,shanghai