Short answer:
No.
Longer answer:
Not with Blocs in it’s current state.
Why:
On a basic level - Blocs uses Javascript, no Inline CSS, use of Divs for layout, etc., etc.,
Coding websites that work across all browsers can at times still be challenging even as of 2016-17, even as things get easier. By contrast coding emails that are compliant and work across all email clients (which vastly out number common browsers) and devices can be even more difficult, depending.