This simple add-on may help you to improve your work with TConstruct casting.

Update 1.1: Added advanced casts

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.

Update 1.2: Added advanced fuel tanks.

You will have 5 new tiers of Fuel Tank:

Advanced fuel tank has 16 buckets reservour capacity;
Reinforced - 32b;
Iridium - 64b;
Ultimate - 128b;
Creative fuel tank has 1024 buckets reservour capacity and prevents Smeltery to consume fuel. Make you smeltery work forever with only 1 bucket of fuel!

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!

Upd 1.2: Added advanced tanks!

Note for admins:

added debug lava bucket which fills any TConstruct fuel tanks with lava immediately. Works only in Creative mode & replaces liquid in tank with lava! Be careful!
you can take advanced tank in creative while sneaking to take tank with inner fluid (like you harvested it)

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