Description
Concerns transformation of montmorillonite in the bentonite part of the borehole seals.
SKB Number
SKB FEP Number
BhS17
Main Category
Main category for FEP
Internal process
System Component
System component to which the FEP applies
Borehole seals
Handling
Explanation of how the FEP is treated
Intact canister, Resaturation/ "thermal" period: Neglected, process will not occur on short timescale (see long term).
Intact canister, Long-term after saturation and "thermal" period: Estimate based on comparison with natural systems. Separate discussion on the interaction between bentonite and concrete.
References
Bibliographic references to obtain more information
SR-Site Buffer, backfill and closure process report, TR-10-47, Section(s) 2.8.3, 9.4.9