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Brand Name : MICH
Model Number : SFSTMSUMIC
Certification : ISO9001
Place of Origin : China
MOQ : 1 meter
Price : USD0.5-USD5 per meter
Supply Ability : 10 million meters per year
Delivery Time : in one month
Packaging Details : plywood crates
Application : Reactor Spent Fuel Monitoring
Function : Temperature Monitoring
Cores : 1 or 2
Insulation : Magnesium Oxide high than 98%
Element : Sensor element
Property : long servicing time
Cable Diameter : 3.0-19.1 mm
Types : coaxial, double shield and triax
Spent Fuel Storage Temperature Monitoring Sensor Use MI Cable is the high purity magnesium oxide mineral Insulated cabling system to be produced into sensor to monitoring the spent fuel storage temperature so that hazardous situation or accident can be preventented.
Description | Item 1 | Item 2 | Item 3 | Item 4 | |
Dia(OD) | 0.5mm+2% | 0.5mm+2% | 0.75mm+1.33% | 0.75mm+1.33% | |
Sheath | 316L SS | 316L SS | SS 316L | 316L SS | |
Wire material | Copper | Nichrome | Copper | Nichrome | |
Wire size (ф) | 0.20mm+2% | 0.20mm+2% | 0.30mm+1.33% | 0.30mm+1.33% | |
Insulation | MgO >98% | MgO >98% | MgO >98% | MgO >98% | |
Line Resistance | <0.6 Ω/m | <35 Ω/m | < 0.3 Ω/m | < 16Ω/m | |
IR at 600℃ | >5MΩ | >5MΩ | >5MΩ | >5MΩ | |
Requirement | 100mX5Nos. | 100mX5Nos. | 100mX5Nos. | 100mX5Nos. | |
Total length | 500 m+ 2% | 500 m+ 2% | 500 m+ 2% | 500 m+ 2% |
——Mineral insulated coaxial cable: composed of conductor, mineral powder insulation and metal sheath from inside to outside;
——Mineral insulated double shielded cable: it is composed of conductor, inner insulating layer of mineral powder, inner shielding layer, outer insulating layer of mineral powder and metal sheath from inside to outside;
——Mineral insulated triaxial cable: it is composed of conductor, mineral powder inner insulation layer, inner shielding layer, mineral powder outer insulation layer, outer shielding layer and metal sheath from inside to outside.
The components are as follows:
——Conductor: copper, nickel chromium alloy or pure nickel
——Internal / external insulation: high purity magnesia powder (MgO), alumina powder (Al2O3) or silica powder (SiO2);
——Internal / external shielding: copper, 304L, 321, 316L, Inconel 600 or 825 alloy;
——Sheath: 304L, 321, 316L, Inconel 600 or 825 alloy.
Features
■ Optimised geometries to minimise surface transfer impedance
■ Designed to maintain screening performance of measurement chain
■ Very high insulation resistance to minimise signal losses
■ All cable supplied fully tested
■ Maximum operating temperature of 700 ºC in high neutron flux fields
■ Dimensions and lengths can be adapted to particular applications
Parameters | Technical data | |||
Coaxial | Double shield | Triax | ||
Conductor | Cores | 1 | ||
OD,mm | 0.20 - 3.18 | |||
Insulation thickness | Inner,mm | 0.35 - 6.1 | ||
Outer,mm | - | 0.40 - 1.0 | ||
Cable OD,mm | 4.0 - 19.1 | 3.0 - 19.1 | ||
Sheath thickness,mm | 0.25 - 1.60 | 0.30 - 1.90 | ||
Characteristic impedance,Ω | 50±5 | |||
Insulation thickness
| Core – inner shielding | ≥ 10000 MΩ | ||
Inner shielding – outer shielding | - | ≥ 10000 MΩ | ||
γ radiation dose,Gy/h | ≥ 2 × 106 | |||
Maximum withstand temperature | ≥ 900℃ / 2min | |||
Structure materials (optional) | Conductor | Copper, nickel chromium or pure nickel | ||
Inner insulation | High-pure MgO,Al2O3,SiO2 | |||
Inner shielding | - | Copper,,304L,321,316L | ||
Outer insulation | - | High-pure MgO,Al2O3,SiO2 | ||
Outer shielding | - | - | Copper, | |
Sheath | 304L,321,316L,Inconel 600,Alloy 825 |
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316L Mineral Insulated Metal Sheathed Cable Spent Fuel Monitoring Use Images |