This simple add-on may help you to improve your work with TConstruct casting.
With this add-on you will have 5 new tiers for ingot, nugget, gem, plate and gear casts:
You may craft an casting upgrades to upgrade your casts.
You can also configure casting speed modifiers at config file for best experience.

You will have 5 new tiers of Fuel Tank:
You can also change tanks capacity in config file and make other tanks prevent consume fuel.
Note: Creative tank has no infinite fluid. It's only make smeltery work without fuel consumption.
Note: Smeltery won't work with empty tanks even if it's creative. You need to put at least 1mb of fuel to make Smeltery work.
The way to upgrade tanks is same as way to upgrade casts!

Note for admins:
Sneak a peek at v1.3 (in progress, wait for it): Advanced faucets & casting table/basin!