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Ningbo Yunsheng Import & Export Co., Ltd

Company Profile

Selling Leads

Ningbo Yunsheng Import & Export Co., Ltd
[China]

Address:
No.741, Sangtian Road, Ningbo City, China Ningbo Zhejiang 315040 China

Phone:
86-574-27855477

Contact name:
Robert Ren , Sales Executive

Ningbo Yunsheng Import & Export Co., Ltd

Products

	Phenolic Paper Backup Boards for PCB

Click to enlarge image

Specifications:
1) used in the process of drill and formation of flexible
Circuit board.
2) Base Materials: Phenolic resin, paper pulp;
3) Thickness:0.5mm,0.8mm,1.5mm; ( +/-0.05mm)
4) Size:37 * 49 41 * 49 43 * 49 and customed size;
5) Destiny:1400+/-50Kg/SQM;
6) Strength against bend: Above 55N/SQM;
7) Water Content:5.5%~7.0%;
8) Formaldehyde release: Below 30mg/100g;

Advantages
1. Due to its plat and hard surface, its maximum
Support can greatly reduce the burr.
2. The finish of the hole is the best.