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Confidential and Proprietary to Sunnywell China
Sunnywell Wire: Creating Extra Value for Wafering
Sunnywell (China) New Material Technology Co., Ltd. Oct. 2019
PASSION · COLLABORATION · WIN TOGETHER
Confidential and Proprietary to Sunnywell China P 1 of 14
- Company Name: Sunnywell (China) New Material Technology Co., Ltd.
- Place of Registration: Jintan Economic Development Zone, Changzhou City,
Jiangsu Province
- Established on: Nov 3rd, 2010
- Employees: 496 (until April 2019, nearly 50% graduated from college)
- Registered Capital: 369 million RMB
- Investors: Global Leading PE firm Warburg Pincus from U.S.A + Chinese PE Firm Minghui
- Products: Sawing wire (Straight wire & Sabre wire), Diamond wire/ cable, Steel cord,
Hose wire and some superfine wires in various applications.
- Positioning: A leading brand with top quality
- M & A: 100% acquired Zhenjiang Naisi Advanced Materials Co., Ltd. in Dec, 2011
(Registered Capital: 200 million RMB)
Company Introduction
Confidential and Proprietary to Sunnywell China P 2 of 14
Changzhou Plant
Zhenjiang Plant
Company Introduction Land for Phase One: 54 acres
Employees: 496 (April 2019)
Established on: Nov 2010
Production Startup: Jul 2011
- National High-tech Enterprise
- Innovation Practice Base for the Post-doctoral of Jiangsu Province
- Enterprise Postgraduate Workstation of Jiangsu Province
- Engineering Technology Research Center of Jiangsu Province
- Jiangsu R&D Transfer Project sponsored by the Provincial Government
- 2015 Deloitte-Jiangsu Technology Fast 30
Land for Phase One: 44 acres
Employees: 510 (April 2019)
Established on: Feb 2010
Production Startup: Dec 2010
- National High-tech Enterprise
- Fast Growing SMEs of Jiangsu Province
- Engineering Technology Research Center of Jiangsu Province
- Enterprise Technology Center of Jiangsu Province
Confidential and Proprietary to Sunnywell China P 3 of 14
Customized Products & Optimized Process chart Competitive Advantages
Wire rod Φ5.5mm
Patenting & Phosphatizing
Patenting & Phosphatizing
Steel cord (Φ0.60-2.00mm)
Resin bonded diamond wire (Φ0.085-0.12mm)
Electroplated diamond wire
(Φ0.065-0.65mm)
Hose wire (Φ0.17-0.66mm)
Phosphated wire (Φ2.20-3.50mm)
Phosphated wire (Φ 0.17-0.66mm)
Phosphated wire (Φ1.20-2.20mm)
Patenting & brass coating
Wet drawing Wet drawing
Patenting & brass coating
Stainless steel wire (Φ1.6mm) Drawing Patenting Drawing Patenting Patented wire for mesh & tube
(Φ0.035-0.40mm)
Unpatented wire for spring, etc (Φ0.035-0.40mm)
Galvanized fine cable (Φ 0.30-2.00mm)
Wet drawing
Bunching
Wet drawing
Sawing wire & Core wire (Φ 0.05-0-0.35mm)
Raw materials Processing Products
Brass coated wire (Φ 0.17-0.66mm)
Brass coated wire (Φ 0.60-1.20mm)
Patenting & Galvanizing Patenting
2nd drawing (Φ1.20-2.20mm)
Galvanized wire (Φ0.60-2.20mm)
Galvanized wire (Φ 0.08-0.66mm)
Sawing wire (Straight / Sabre wire) (Φ0.09-0.30mm)
Bunching
Brass coated wire (Φ 1.20-2.20mm)
1st drawing
2nd drawing (Φ0.60-1.20mm)
Confidential and Proprietary to Sunnywell China P 4 of 14
World class workshop management Competitive Advantages
Pay-off units HP workshop
WWD machines WWD workshop
Metallographic Lab Chemical Lab
Mechanical Lab Analysis Lab
First class raw materials are used
▪ Wire rod: from Japan ▪ Dry drawing soap: from Germany
▪ Drawing dies: from Sweden ▪ Wet drawing lubricant: from France
Confidential and Proprietary to Sunnywell China P 5 of 14
Advanced lab equipment
Competitive Advantages
Confidential and Proprietary to Sunnywell China P 6 of 14
Developed superfine sawing wire (50/55um), sabre wire, electroplated diamond wire (EW), resin bonded diamond wire (RW), diamond cable (DC), and steel cord (ST/UT), etc.,
Strong R&D capabilities
- New product:
- Product property:
- Diversification:
- Patent:
- Enterprise specification:
The filament TS of 65um reached 4738Mpa, which was tested by Shanghai Micro-spectial Chemical Analysis and Test Technology Co., Ltd. on Apr 20, 2018;
Widest product range in the industry; not only for solar market, but also apply to sapphire, crystal, magnetic material and tire reinforcement markets
Applied 99 invention patents and 111 utility model patents, in which 22 invention patents and 88 utility model patents authorized;
Established internal Spec for DW and DC, which was released on Dec 1st, 2014
Competitive Advantages:
Confidential and Proprietary to Sunnywell China P 7 of 14
① Market leader of Core wire (Φ50/55μm):
Advantages: ▪ 7.5% less on kerf loss and 7% more on yield ratio compared with
diamond wire made with core wire Φ65μm
Private technology: ▪ Special die series designed for 50/ 55μm core wire
Superfine sawing wire ▪ Special device to filter defects
② New developed Sabre wire :
Advantages: ▪ Excellent ability of carrying slurries
▪ The sawing ability increased by 20%
▪ The cost of slurries reduced by 25%
Private technology: ▪ Advanced wire preforming technology
Sabre wire ▪ Special drawing lubrication technology
▪ Innovative winding device
③ Successful development of Diamond wire and Diamond cable:
Advantages: ▪ Excellent fixation of diamond powder on the core wire, with enhanced
retention and controlled protruding ratio
▪ Special high-speed electroplating process to attain uniform distribution
of diamond powder and eliminate the diamond powder overlapping ▪ Automatic equipment and stable process
Private technology: ▪ Diamond cable = Superfine wire + Cord + Diamond wire
Product portfolio - Sawing Products
Diamond wire
Diamond cable
Confidential and Proprietary to Sunnywell China P 8 of 14
Semiconductor wafering/ PV sawing/ Crystal slicing and chipping/ Sapphire sawing
Sawing Wire application
Sawing Wire products
Sawing Products (Straight wire + Sabre wire)
* L: Sabre wire
* Customized products available upon request
Confidential and Proprietary to Sunnywell China P 9 of 14
− Core wire for diamond wire
Application
Products
Sawing Products (Core wire)
Electroplated diamond wire
Resin bonded diamond wire
* Customized products available upon request
Confidential and Proprietary to Sunnywell China P 10 of 14
* DC: advanced sawing diamond cable invented by Sunnywell * Customized products available upon request
Sawing Products (Diamond wire/ cable) − Diamond Wire and Cable: hard and brittle crystalline material sawing tool
Confidential and Proprietary to Sunnywell China P 11 of 14
Field SW DW Application
Photovoltaic industry √ √
Semiconductor √ √
Sapphire cutting × √
Crystal rods Chip Bricking/ Slicing Application
Sawing Products (Applications)
Confidential and Proprietary to Sunnywell China P 13 of 14
Other Industry Products
1)Steel cord
1. Filament 2. Strand 3. Cord 4. Spiral wire
胎圈丝
带束层
外胎面
胎体
胎圈丝
带束层
外胎面
胎体
2)Galvanized wire 3) Phosphated wire
5)Stainless steel wire 4)Hose wire
Confidential and Proprietary to Sunnywell China P 14 of 14
声明
本文档所包含的信息仅用于当次宣讲。盛利维尔对于使用本文档及其内容所带来的后果不承担任何责任。本文档遵守版权保护,文档内容属于机密。没有盛利维尔的书面同意,任何人不得以任何目的向第三方泄露、复制、分发或出版本文档的内容。
Disclaimer
The information contained in this document is intended only for use during the presentation. Sunnywell accepts no liability whatsoever with respect to the use of this document or its content. Copyright protection exists in this presentation. The contents of this presentation are strictly confidential and it may not be disclosed, reproduced, distributed or published by any person for any purpose without written consent of Sunnywell.
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