MMO Tubular Anodes consist of a pure titanium tubular substrate (ASTM B348 Grade I/II) of high tensile strength coated by an electrocatalytic film of noble metal oxides. The Mixed Metal Oxide (MMO) coating film activates the Titanium allowing the combined product to act as a very effective Impressed Current Cathodic Protection (ICCP) anode with a very low consumption rate (0.5-1.0mg/Amp-yr) in a wide variety of applications.
Anode Type |
MMO Tubular Anode |
Substrate |
ASTM B338 Grade I |
Titanium Tube |
|
Coating |
Ir - Ta Mixed Metal Oxide Catalyst Ir - Ru Mixed Metal Oxide Catalyst |
MMO Wire Diameter |
Application |
Current Rating for 15 yrs. |
Current Rating for 20 yrs. |
Current Rating for 25 yrs. |
Dia.1" ¡Á 40" (Dia.25mm ¡Á 1000mm) |
Freshwater / Coke Breeze |
11A |
8A |
7A |
Brackish Water |
32A |
24A |
19A |
|
64A |
48A |
41A |
||
Dia.1" ¡Á 60" (Dia.25mm ¡Á 1500mm) |
Freshwater / Coke Breeze |
16A |
12A |
10A |
Brackish Water |
48A |
36A |
29A |
|
Seawater |
96A |
72A |
58A |
|
Dia.1-1/2" ¡Á 48" (Dia.32mm ¡Á 1200mm) |
Freshwater / Coke Breeze |
16A |
12A |
10A |
Brackish Water |
48A |
36A |
29A |
|
Seawater |
48A |
72A |
58A |
Anode Model |
Anode Diameter |
Anode Length |
Current Output in Coke / Soil (100A/m2) |
Current Output in Seawater (600A/m2) |
Life Expectancy |
JA - MMO - T160 |
5/8" (16.0mm) |
39.4" (16.0mm) |
5Amps |
30Amps |
25 Years |
JA - MMO - T190 |
3/4" (19.0mm) |
6Amps |
36Amps |
||
JA - MMO - T250 |
1" (25.0mm) |
8Amps |
48Amps |
||
JA - MMO - T250L |
60" (1524mm) |
12Amps |
72Amps |
||
JA - MMO - T320 |
1 1/4" (32.0mm) |
48" (1220mm) |
72Amps |
||
JA - MMO - T500 |
2" (50.0mm) |
47.2" (1200mm) |
19Amps |
114Amps |
1. All weights and dimensions are nominal and subject to variation in material compositions and Jennings Anodes foundry tolerance.
2. Above standard sizes are available at Jennings Anodes warehouse. Other configurations are available upon special request.
3. Configurations include bare tubular anodes connected with lead cable/wire, pre-packaged in coke backfills and assembled in a strung.
Please kindly contact Jennings Anodes Sales Representatives for further assistance.
Ordering Information
1. Anode Model*
2. Anode Configuration
3. Quantity*
4. Delivery Address* (Estimated Shipping Cost)