Detailed introduction to MMO Ribbon Anode:
The mixed metal oxide anodes are designed for protecting the bottoms of many large-scale storage tanks. They can be uesed in sands with various levels of moisture and salt contents without any carbon filling materials.Chemical Composition
| Substrate | Catalyst |
| ASTM B265Gr1 or Gr2 | Mixed Metal Oxide |
Specification
| Dimension | 6.35mm×0.635mm |
| Coil length | 152.4 m |
| Coil Weight | 2.8 kg |
| Service life | 50years |
MMO meshes or ribbons were welded toghter by metal titanium current distribution member as impressed-current anodes in storage tanks' bottoms for cathodic protection system. Specifications of Ti conductoing ribbon
| Material | Titanium |
| Grade | ASTM B 165 Gr1 or Gr2 |
| Width | 6.35mm , 12.7mm |
| Thickness | 0.6mm, 0.9mm |
| Standard coil length | 76mtrs, 152.4mtrs |
| Standard coil weight | 3.9kg, 7.8kg |
Application
Fine sand environments
Working environment evolution of O2 , Cl2 or a combination of both
Usually used for above ground storage tanks bottoms and reinforced concrete structures.
The use of performance:
Dalian Bay National Petroleum Reserve Treasury
Zhoushan CeZi Island Petroleum Reserves Treasury
Shengli Oil Field Irrigation Area Cathodic Protection
Cathodic Protection in North China Oil Field Irrigation
Western base oil products pipeline
DaGang - Zaozhuang Pipeline Project
LanZhou North Beach Oil depot
Zhanjiang oil tanks and crude oil reserve base in Shanshan
Ningbo DaXiedao Oil depot
Shanghai Yangshan Port oil depot project
Dalian bonded area Internationally depot project and so on.
Substrate
Composition | Titanium,Grade1 per ASTM B265 |
Coefficient of thermal expansion | 8.7×10-5/ok(0.0000048/in/in/ok) |
Thermal conductivity at 20℃ | 15.6W/m- ok(9.0BTU/hr/ ft2/oF/ ft2) |
Electrical resistivity | 0.000056 ohm-cm(0.000022 ohm-in) |
Modulus of elasticity | 105 GPa(14,900,000 PSI)minimum |
Tensile strength | 240 MPa(35,000 PSI)minimum |
Yield strength | 170 MPa(25,000 PSI)minimum |
Elongation | 24% minimum |
3.Application
Reinforced concrete, Bridge,Pier Floodcontrolembankment;
4.ProducingProcess
Raw material --- Shearing --- Punching Mesh --- Picking----Automaticcoating ---Inspection---Package
5.Equipment
Ribbon Cutter machine
Precise TemperatureControlResistance Furnace
Accerlerate LifeTest
Coating Thickness Test
