Hotline:0755-22277778
Tel:0755-22277778
Mobile:13826586185(Mr.Duan)
Fax:0755-22277776
E-mail:duanlian@xianjinyuan.cn
Co fired platinum electrode slurryIt has printing characteristics and is mainly used for electrode preparation of flat oxygen sensors.
1、 Performance indicators of slurry
1. Appearance: A uniformly colored black paste like substance.
2. Performance indicators
brand |
purpose |
Fineness μ m |
Viscosity Pa • s |
Solid content% |
XJY-Pt-7850 |
catalytic electrode |
≤15 |
80~140 |
75±1 |
XJY-Pt-7851 |
heating electrode |
≤15 |
90~150 |
77±1 |
XJY-Pt-7852 |
Wires and contacts |
≤15 |
80~140 |
75±1 |
Note: The viscosity test conditions are BROOK Field DV-II, 52 #, 1rpm, 25 ℃.
2、 Recommended process
1. Printing process: 300 mesh nylon or stainless steel wire mesh (flat for 3 minutes after printing).
2. Drying temperature: infrared lamp or 70 ℃ oven.
3. Sintering temperature: 1450~1550 ℃ (peak insulation for 120 minutes).
3、 Technical indicators after sintering
brand |
purpose |
adhesion |
Square resistance (12.5 μ m) |
notes |
XJY-Pt-7850 |
catalytic electrode |
excellent |
35±mΩ/□ |
|
XJY-Pt-7851 |
heating electrode |
excellent |
≤20mΩ/□ |
The resistance can be adjusted appropriately according to customer requirements |
XJY-Pt-7852 |
Wires and contacts |
excellent |
20±5mΩ/□ |
precautions
1. Safe use: If the slurry is accidentally swallowed, inhaled, or in contact with the skin, it is harmful. Therefore, it should be thoroughly cleaned immediately after use. Avoid contact with eyes, skin, or clothing, and do not get close to fire or combustibles. As it is flammable, it should be covered tightly when not in use to avoid inhaling volatile gases. Air circulation should be maintained during use.
2. This slurry does not need to be diluted. If dilution is required, please use our company's diluent, and the amount added should not exceed 3% (by weight). Too much diluent will directly affect the performance of the platinum slurry.
3. The thickness of the printed circuit itself cannot be less than 4 μ m, otherwise the conductivity will be unstable.
4. This slurry should be stored in a cool and dry place between 4 and 25 ℃.
Our company's products do not contain hazardous substances.
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