While I have never built a tank or a mold, I have built a number of boats both scale and up to 20 feet full size. Rather than filling and sanding, how about making the mold oversize and then sawing/planing/surforming/sanding to size. It should be less work and less expensive.
Ron Doug Conn wrote: > > Hello – > > A couple of weeks ago I mentioned my plan to build a turret mold. I > haven’t decided yet if I’ll use fiberglass or vacuform. I thought I’d > build the mold and then drill vent holes (and hollow it out a little) > if I decided to use vacuforming. > > I want to use layers of ½” or 3/8” MDF to build the basic turret shape > and then fill the stair-step gaps with filler and sand until I have > the right curves. The diagram below shows what I’m thinking in > cross-section. The yellow shows MDF and the blue is filler material. > > At first, I was going to use Bondo as the filler material but now I’m > thinking that is overkill. I may be able to get away with something > easier to work with like spackle or water putty > (http://www.waterputty.com/ ). What do you think ? Any thoughts about > what kind of filler would be appropriate ? I know I’ll need to polish > like crazy if I make this a fiberglass mold. > > Thanks a lot, > > Doug > > > > --~--~---------~--~----~------------~-------~--~----~ You are currently subscribed to the "R/C Tank Combat" group. To post a message, send email to rctankcombat@googlegroups.com To unsubscribe, send email to rctankcombat-unsubscr...@googlegroups.com Visit the group at http://groups.google.com/group/rctankcombat -~----------~----~----~----~------~----~------~--~---
