MMSC
Main characteristics of Magnesia-mineral-salt composition
Characteristics |
Value |
|
GOST R 51883-2002 requirements |
MMSC |
|
Mechanical strength at pressure, MPa |
5 |
350 |
Leaching, g/cm 2 day, not more |
10-3 |
10-4 |
Radiation stability - is characterized by mechanical strength, reduction of which at maximal radiation absorbed dose of 106 Gy can't exceed 25%, at that mechanical strength have not to be below the permissible strength limit at pressure |
25% |
5,7% |
Resistance to long staying in water - is characterized by mechanical strength, reduction of which for 90 days can't exceed 25% at that mechanical strength have not to be below the permissible strength limit at pressure |
25% |
Not more than 5 % |
Frost-resistance - is characterized by mechanical strength, reduction of which at multiple freezing and defrosting (from -40 0 C to +400 0 C) can't exceed 25% at that mechanical strength have not to be below the permissible strength limit at pressure |
25% |
17 % |
Possible use of magnesia-mineral-salt composition
Nuclear power plant |
• Immobilization of Liquid nuclear wastes (LNW) • Immobilization of silt residue from reservoirs of spent nuclear fuel exposure and LNW storage tanks • Immobilization of tritium water • Liquidation of leakage in reservoirs of spent nuclear fuel exposure • Immobilization of ash from Solid Nuclear Wastes (SNW) incineration |
“Radon” enterprise |
• Immobilization of LNW • Immobilisation of ash from SNW incineration
|
Nuclear fuel reprocessing enterprises |
• Immobilization of LNW • Immobilization of silt residue from reservoirs of spent nuclear fuel exposure and LNW storage tanks • Liquidation of leakage in reservoirs of spent nuclear fuel exposure |
Utilisation of nuclear-powered submarines and nuclear technological maintenance ships |
• Immobilization of silt residue from reservoirs of spent nuclear fuel exposure and LNW storage tanks • Immobilization of LNW • Conservation of large nuclear and radiation dangerous objects • Conservation of reactor blocks with active emergency zones
|
Arrangement of disposal dumps and utilization of industrial and domestic wastes |
• Manufacturing of a cap for dumps with the view of nonadmission of chemical, toxic and biological poisoning into the ground and water-bearing strata • Packing of grinded wastes without preliminary sorting • Packing of ash – wastes of incineration factories and factories for burning of silt sludge of treatment facilities • Manufacturing of container for storage of aggressive chemical substances
|
Building |
• Manufacturing of high-strength constructions with direct contact to the ground and/or sea water • Use of in MMSC packed ash in nondomestic and/or industrial engineering
|