Active Member
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[China]
Address: No. 181, Weiliu Road, Yueqing Economical Development Zone,325600, Zhejiang, China.
Contact name:Tracy Wang
Wenzhou Longsun Electrical Alloy Co.,Ltd |
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Electrical Fine Silver Wire for Contact Rivets and Contact Points Used in Switchgears
1. Product name: Silver Alloy Wire
2. Commonly used materials: Ag,Cu,FAg,AgNi,AgCdO,AgSnO2,AgSnO2In3
| material | specification(Wt%) | density ≥g/cm3 | resistance ≤μΩ.cm | tension MPa | broke rate(%) | |||||
| Ag | Ni | SnO2 | In2O3 | ZnO | CdO | |||||
| Ag | 99.95 | ── | ── | ── | ── | ── | 10.48 | 1.8 | 320-380 | ≥2 |
| FAg | 99.85 | 0.15 | ── | ── | ── | ── | 10.48 | 1.9 | 300-380 | ≥2.5 |
| AgNi(10) | 90 | 10 | ── | ── | ── | ── | 10.2 | 2 | 300-370 | ≥2.5 |
| AgNi(15) | 85 | 15 | ── | ── | ── | ── | 10.1 | 2.1 | 310-380 | ≥2.0 |
| AgNi(20) | 80 | 20 | ── | ── | ── | ── | 10 | 2.3 | 320-400 | ≥2.0 |
| AgCdO(10) | 90 | ── | ── | ── | ── | 10 | 10 | 2.3 | 250-350 | ≥10 |
| AgCdO(12) | 88 | ── | ── | ── | ── | 12 | 9.95 | 2.4 | 250-350 | ≥8 |
| AgCdO(15) | 85 | ── | ── | ── | ── | 15 | 9.8 | 2.5 | 250-350 | ≥6 |
| AgCdO(17) | 83 | ── | ── | ── | ── | 17 | 9.7 | 2.6 | 250-350 | ≥6 |
| AgSnO2(8) | 92 | ── | 8 | ── | ── | ── | 9.9 | 2.2 | 230-380 | ≥10 |
| AgSnO2(10) | 90 | ── | 10 | ── | ── | ── | 9.8 | 2.3 | 230-380 | ≥8 |
| AgSnO2(12) | 88 | ── | 12 | ── | ── | ── | 9.7 | 2.4 | 230-380 | ≥8 |
| AgZnO(8) | 92 | ── | ── | ── | 8 | ── | 9.4 | 2.5 | 220-320 | ≥5 |
| AgZnO(10) | 90 | ── | ── | ── | 10 | ── | 9.3 | 2.6 | 220-320 | ≥5 |
| AgSnO2(5)in2o3(5) | 92 | ── | 5 | 3 | ── | ── | 9.9 | 2.3 | 230-380 | ≥12 |
| AgSnO2(6)in2o3(4) | 90 | ── | 6 | 4 | ── | ── | 9.8 | 2.4 | 230-380 | ≥10 |
| AgSnO2(7)In2O3(3) | 90 | ── | 7 | 3 | ── | ── | 9.8 | 2.4 | 230-380 | ≥10 |
| AgSnO2(8)In2O3(4) | 88 | ── | 8 | 4 | ── | ── | 9.7 | 2.5 | 230-380 | ≥10 |
| AgSnO2(9)In2O3(4) | 87 | ── | 9 | 4 | ── | ── | 9.6 | 2.6 | 230-380 | ≥8 |
| AgSnO2(10)In2O3(4) | 86 | ── | 10 | 4 | ── | ── | 9.5 | 2.7 | 230-380 | ≥8 |
3. Product characteristics
(1) Silver, Fine-grain Silver Series
1) High electrical conductivity, thermal conductivity and chemical stability.
2) Easy to produce and good tensile strength.
3) Low contact resistance and temperature in the installing test.
(2) Silver Nickel Alloy Series
Product Features
1) Good performance in arc erosion resistance and high resistance against welding.
2) Good conductivity and thermal conductivity.
(3) Silver Oxidation Alloy Series
Including AgCdO, AgSnO2 and AgSnO2In2O3
(4)Silver Cadmium Oxide Series
Product Features
1) Good performance in arc erosion and welding resistance.
2) Long electric life.
3) In some specific fields, so far, no other material can be replaced.
(5)The Silver Oxide Tin, Silver Oxide Tin Oxide Indium Series
Products Features
1) Environmental friendly contact materials without cadmium.
2) Arc Erosion and Welding Resistance.
3) Long electric life.
(6)Silver Copper Alloy Series
Products Features
1) Silver copper alloy have better performance in resistance against welding than silver.
2) Silver has a better performance in arc erosion resistance.
| the diemension,alowed tolerance and average roundness of contact wire for rivet | ||
| dia(mm) | allowed tolerance(mm) | average roundness(mm) |
| d＜3 | -0.02 | ≤0.01 |
| 3.0≤d＜6 | -0.04 | ≤0.02 |
| 6≤d＜10 | -0.06 | ≤0.03 |
4. Why chose LONGSUN?
(1) Experience
Longsun group founded in 1986, with 30 years experience in contact point filed. and we are one of leading manufactures of eleltrical alloy product industry in china.
(2) Scale
Our Group owns Shanghai Longsun Alloy Co., Ltd, Zhejiang Longsun Investment Co., Ltd. and Wenzhou Longsun Electrical Alloy Co., Ltd., Zhejiang Longsun Electronic Technology Co., Ltd., Zhejiang Urban Construction Investment Co., Ltd., with a total registered capital of 370 million yuan, 2013 annual sales of 1.4 billion yuan, the total assets of 1.2 billion yuan.
(3) Customers
Our products are widely used in high and low voltage electrical equipment, military, aerospace, electronics, telecommunications, home appliances, solar panels and other areas, the Group mainly serving Fortune 500 companies, Schneider, ABB, LG, Siemens, Omron, British Invensys, GE, Tyco, Eaton, Emerson, Chint, West Germany, the people, Tengen, Jinlong Electrical, Xiamen Hongfa other world-renowned Electric Company
(4) Customization
We provide customized service according to the customer's requirement. At the same time, is also committed to helping customers improve the performance of the product, to provide customers with solutions, to follow the common growth of customers.
(5) Production management
Production management company primarily used the causal diagram, histograms, control charts, 5WHY other methods of quality problems in the production process of a full and thorough analysis, to find the root cause and to develop effective countermeasures.
(6) quality management
The company set up since 2001 quality management system and achieved certification run so far, has formed a very sound quality management system.Early 2014 to establish an environmental management system and occupational health and safety management system, and in May 2014 passed the certification.
(7) Research and development
In recent years, we have obtained nearly 30 new product patent of invention and utility, as the launch of these products, bringing a high value to electrical industry user and promoting the development of the whole industry, contribute to China's national industry.
