Thread: Agent Thor - 60s Show Car
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Old 8th July 2019, 06:40
Colin HD Colin HD is offline
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Casting Plaster - £20 bag
Bonding Plaster - £6 bag

I used the bonding/vermiculite at abound 1" thick over sheets of polystyrene, with no issues.

As long as the resin doesn't touch the polystyrene, you will be ok.
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