hotrod59f100 Posted October 24, 2013 Posted October 24, 2013 I've made a 4 door conversion on a chevelle and can't seem to hide the original door lines . I used body filer but it still shows up thru the primer . What do I do .
bbowser Posted October 24, 2013 Posted October 24, 2013 Shane, is it that the primer is not covering or you can still see the indents of the door lines? If the latter you may need another coat of putty as most of them shrink a little when fully dry. If it's the paint not covering try brushing a coat of thicker gray (if you're using gray primer) first, then spraying. The aim is to minimize the contrast between the plastic color and the repair. Hope this helps!
Ace-Garageguy Posted October 24, 2013 Posted October 24, 2013 In my own experience, just filling the existing body cut-lines is almost guaranteed to allow them to ghost back through at a later date...either when the primer hits the panel, or more frustratingly, after the model has been painted and polished...as the paint shrinks in for a LONG time. The only almost foolproof solution I've come up with has been to make a shallow V with the panel line at its center, and fill the V with automotive 2-part filler (correct mixing is essential here), sand it dead flat and use a two-part primer over that. The catalyzed materials vastly reduce the amount of shrinkage, and V-ing the lines helps to blend the filled area into the surrounding plastic, which disguises shrinkage somewhat if it should occur. It's a lot more work, but you get back what you put in.
935k3 Posted October 25, 2013 Posted October 25, 2013 Try finding very small Evergreen strip and glue in fill in the lines with it and liquid glue like Ambroid Pro-Weld, let dry than sand. Nothing beats plastic for filling plastic.
Russell C Posted October 25, 2013 Posted October 25, 2013 Try finding very small Evergreen strip and glue in fill in the lines with it and liquid glue like Ambroid Pro-Weld, let dry than sand. Nothing beats plastic for filling plastic. Or a variation on that theme is to heat-stretch some sprue out of whatever kit the body came from - same color plastic, in other words - and glue it into the line via capilary action with either Tenax or methyl ethyl ketone. Allow it to dry for hours, then sand it smooth.
hotrod59f100 Posted October 25, 2013 Author Posted October 25, 2013 Wow I guess ill have to try some of these methods . I thought about just super gluing the panel lines in but wasent sure If that would work .
Agent G Posted October 25, 2013 Posted October 25, 2013 Or a variation on that theme is to heat-stretch some sprue out of whatever kit the body came from - same color plastic, in other words - and glue it into the line via capilary action with either Tenax or methyl ethyl ketone. Allow it to dry for hours, then sand it smooth. Ditto G
Ace-Garageguy Posted October 26, 2013 Posted October 26, 2013 Wow I guess ill have to try some of these methods . I thought about just super gluing the panel lines in but wasent sure If that would work . In my humble experience, sometimes super glue shrinks when the primer hits it too. Filling the lines with styrene, as suggested above, and letting it dry very thoroughly, is probably better than my other method. I'll have to give it a try as well.
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