2. Main Materials: AgSnO2
3. General Description:
AgSnO2/AgSnO2In2O3 are eco-friendly electrical contact materials. They have good performances in anti-erosion and anti-welding properties, and have good anti-material transfer properly in DC switching circuit. The main manufacturing processes are internal oxidation process, pre-oxidation process, chemical coating process, etc.
4. Application Scope
Widely used in various kinds of contactors, relays, circuit breakers and switches, etc.
5. Material Properties
| Tips | 1#AgSnO2 | 8#AgSnO2 | 12#AgSnO2 | 37#AgSnO2 | 40#AgSnO2 |
| SnO2 Content (wt.%) | 10±1 | 12±1 | 12±1 | 12±1 | 14±1 |
| Density(g/cm3) | ≥9.70 | ≥9.60 | ≥9.50 | ≥9.50 | ≥9.40 |
| Elec.Resistivity (μΩ·cm) | ≤2.40 | ≤2.80 | ≤2.50 | ≤2.80 | ≤2.90 |
| Hardnedd HV | ≥70 | ≥75 | ≥75 | ≥75 | ≥80 |
| Manufacturing process | Pro-oxidation-Sintering-Extruding | Mixing-Sintering-Extruding |
6. Product Image
7. Relevant series'Applications
Inner Oxidized Electrical Contact are widely used in low voltage electrical appliance
1, AgSnO2 series: Widely used in low voltage circuit breaker with rating ,electricity within 200A(such as DZ15 series ,especially omnipotence breaker )drive socket, protective socket, AC Relay DZ5L series breaker etc. Some large capacity switches also use AgZnO materials such as ME omnipotence breaker.
The manufacturing and test equipments for Inner Oxidized Electrical Contact include intermediate frequency melting furnace, hot mill and precision mill machine ,auto-stamping machine ,Ionic Contamination Test System AASWF10,Colored Microscope From Japan ,etc .We can develop and manufacture oxidized contact according to customers' specific requirement ,and the output can surpass 120 tons annually.
2, AgSnO2,AgSnO2In03series : Widely used in AC Contactor (CJ20,CJ40,3TF ,ETC)Power AC Switch (>=50KW),DC Contactor ,AC DC Power Relay ,Automobile and low voltage circuit breaker.
8. Packing and Delivery
Inside:Vaccum plastic bag
Outside:Carton according to customers’ request
Delivery: within 15 days
