Wenzhou Longsun Electrical Alloy Co.,Ltd
| Payment Terms | L/C, T/T, D/P |
| Supply Ability | 2000000 pieces month |
| Delivery Time | within 15 days |
| Packaging Details | Inside:Vaccum plastic bag/ Outside:Carton According to customers specific requirements |
| Properties | Low resistance,high arc erosion resistance,long electric life |
| Application | relay, connector, middle and small capacity low voltage breaker, DC/AC switch, drive protective switch, protective switch etc. |
| materials | AgW,AgNi,AgCdO, AgNiC,AgWC,Cu,Fe |
| Products service | clean with no burr |
| Brand Name | LONGSUN |
| Model Number | LS-MD-001 |
| Certification | SGS, ISO9001,ROHS |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C, T/T, D/P | Supply Ability | 2000000 pieces month |
| Delivery Time | within 15 days | Packaging Details | Inside:Vaccum plastic bag/ Outside:Carton According to customers specific requirements |
| Properties | Low resistance,high arc erosion resistance,long electric life | Application | relay, connector, middle and small capacity low voltage breaker, DC/AC switch, drive protective switch, protective switch etc. |
| materials | AgW,AgNi,AgCdO, AgNiC,AgWC,Cu,Fe | Products service | clean with no burr |
| Brand Name | LONGSUN | Model Number | LS-MD-001 |
| Certification | SGS, ISO9001,ROHS | Place of Origin | CHINA |
| High Light | Solid Electric Silver ，Sterling Silver Rivets | ||
Silver Alloy Moving Contacts Used for Contactors Relays and Switches
1. Product name: Silver Contact Rivets
Other name: contact point, electrical contact, contact tips, contact sheet.
Type and materials
(A) Solid Electrical Contact Rivet:
Ag, Cu, AgNi, AgCdO, AgSnO
(B) Bi-metal Electrical Contacts:
AgCu,FAgCu,AgNiCu,AgSnO2Cu,AgSn02In03Cu,AgCuCu, AgZn0Cu,AgCd0Cu,etc .
(C) Tri-metal Electrical Contacts:
AgCuAg, FAgCuFAg, AgNiCuAgNi, AgSnO2Cu AgSnO2, AgSn02In03Cu AgSn02In03, AgCuCu AgCu, AgZn0Cu AgZn0, AgCd0Cu AgCd0,etc.
| material | specification(Wt%) | density ≥g/cm3 | resistance ≤μΩ.cm | |||||
| Ag | Ni | SnO2 | In2O3 | ZnO | CdO | |||
| Ag | 99.95 | ── | ── | ── | ── | ── | 10.48 | 1.8 |
| FAg | 99.85 | 0.15 | ── | ── | ── | ── | 10.48 | 1.9 |
| AgNi(10) | 90 | 10 | ── | ── | ── | ── | 10.2 | 2 |
| AgNi(15) | 85 | 15 | ── | ── | ── | ── | 10.1 | 2.1 |
| AgNi(20) | 80 | 20 | ── | ── | ── | ── | 10 | 2.3 |
| AgCdO(10) | 90 | ── | ── | ── | ── | 10 | 10 | 2.3 |
| AgCdO(12) | 88 | ── | ── | ── | ── | 12 | 9.95 | 2.4 |
| AgCdO(15) | 85 | ── | ── | ── | ── | 15 | 9.8 | 2.5 |
| AgCdO(17) | 83 | ── | ── | ── | ── | 17 | 9.7 | 2.6 |
| AgSnO2(8) | 92 | ── | 8 | ── | ── | ── | 9.9 | 2.2 |
| AgSnO2(10) | 90 | ── | 10 | ── | ── | ── | 9.8 | 2.3 |
| AgSnO2(12) | 88 | ── | 12 | ── | ── | ── | 9.7 | 2.4 |
| AgZnO(8) | 92 | ── | ── | ── | 8 | ── | 9.4 | 2.5 |
| AgZnO(10) | 90 | ── | ── | ── | 10 | ── | 9.3 | 2.6 |
| AgSnO2(5)in2o3(5) | 92 | ── | 5 | 3 | ── | ── | 9.9 | 2.3 |
| AgSnO2(6)in2o3(4) | 90 | ── | 6 | 4 | ── | ── | 9.8 | 2.4 |
| AgSnO2(7)In2O3(3) | 90 | ── | 7 | 3 | ── | ── | 9.8 | 2.4 |
| AgSnO2(8)In2O3(4) | 88 | ── | 8 | 4 | ── | ── | 9.7 | 2.5 |
| AgSnO2(9)In2O3(4) | 87 | ── | 9 | 4 | ── | ── | 9.6 | 2.6 |
| AgSnO2(10)In2O3(4) | 86 | ── | 10 | 4 | ── | ── | 9.5 | 2.7 |
2. Product Specifications:
A). Certification: ISO9001, SGS,ROHS
B). Main material: Ag, FAg, AgCdO, AgNi, AgSnO2, CuNi, etc
C). Types: Solid rivet, Blind rivet, Bimetal rivet, Tri-metal rivet, etc.
D). Shapes: Flat head, Round head
3. Product Features:
A) Double composite riveting efficiently save precious metals and reduce the cost
B) Trimetal rivet can replace solid rivets. It widely used as moving contacts during two sides of contact, to a great extent reduce the material cost.
C) Improve the contact rivet riveting performance.
D) Apply continuous automation production.
4.Rivet Contacts main process
1). Rivet making
After the equipment debugging and mold installation, in accordance with the drawings requirements through the mechanism of cold heading
2). Annealing
At 350 degrees Celsius under vacuum
3). Post-processing
Deburring, surface polishing
4). Inspection
One hundred percent of the test appearance, physical and chemical inspection
5). Packing
Vacuum packaging according to customer specific requirements
6). Project Launch
Marketing through the logistics center to deliver goods
5. 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.
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1986
Total Annual:
50 Million-70 Million
Employee Number:
300~500
Ecer Certification：
Active Member
Longsun Group Co., Ltd., founded in 1986, is a research, production and sales in one of the leading enterprises in electrical contact materials, the Group expensive / inexpensive metal composite strip, electrical contact materials, precision punching contact element, solar Silver aspects of the indu... Longsun Group Co., Ltd., founded in 1986, is a research, production and sales in one of the leading enterprises in electrical contact materials, the Group expensive / inexpensive metal composite strip, electrical contact materials, precision punching contact element, solar Silver aspects of the indu...
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