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#1
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ray lunder wrote:
Yes, it's true! Ever mix up that $100 a gallon sucker syrup and end up with extra in the bottom of your plastic milk jug? Just for grins and because I'm stubborn and cheap I stuck it in the freezer, ate lunch, went to town, drove home, took a nap then pulled it out in the interests of science. Rock solid. 10 minutes later, soft- roughly the same stage it was at- only 3 hours later. It seems to have adhered and set up normally. This was a deep freeze, not my refrigerator icebox. Also, I had used sawdust for filler if that makes a difference. That's an old trick. Sometimes, the epoxy will still be usable a day or so later but it won't prevent it from curing indefinitely. |
#2
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posted to rec.boats.building
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"That's an old trick."
What's the other trick if the epoxy resin has been on the shelf too long, may have frozen and shows various sizes of lumps. Some people will simply dispose of it. Other people I was told will warm up the resin and use it as new. Maybe someone can tell us how to warm up the resin and to what temperature?. "Brian Nystrom" wrote in message news:O5VKg.801$FP3.657@trndny02... ray lunder wrote: Yes, it's true! Ever mix up that $100 a gallon sucker syrup and end up with extra in the bottom of your plastic milk jug? Just for grins and because I'm stubborn and cheap I stuck it in the freezer, ate lunch, went to town, drove home, took a nap then pulled it out in the interests of science. Rock solid. 10 minutes later, soft- roughly the same stage it was at- only 3 hours later. It seems to have adhered and set up normally. This was a deep freeze, not my refrigerator icebox. Also, I had used sawdust for filler if that makes a difference. That's an old trick. Sometimes, the epoxy will still be usable a day or so later but it won't prevent it from curing indefinitely. |
#3
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posted to rec.boats.building
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I rigged up a double boiler arrangement (pan full of water with some junk on
the bottom to keep the epoxy jug up a little). Put the thing on a gas burner and get the water hot. I think you're looking for 180 degrees F in the epoxy, but I just quit when the epoxy was shiny and clear again. Works for making the old ketchup pumps work again too. I've heard of others who just put the epoxy jugs in a car, parked in the sun with the windows closed. Roger http://home.insightbb.com/~derbyrm wrote in message news ![]() "That's an old trick." What's the other trick if the epoxy resin has been on the shelf too long, may have frozen and shows various sizes of lumps. Some people will simply dispose of it. Other people I was told will warm up the resin and use it as new. Maybe someone can tell us how to warm up the resin and to what temperature?. "Brian Nystrom" wrote in message news:O5VKg.801$FP3.657@trndny02... ray lunder wrote: Yes, it's true! Ever mix up that $100 a gallon sucker syrup and end up with extra in the bottom of your plastic milk jug? Just for grins and because I'm stubborn and cheap I stuck it in the freezer, ate lunch, went to town, drove home, took a nap then pulled it out in the interests of science. Rock solid. 10 minutes later, soft- roughly the same stage it was at- only 3 hours later. It seems to have adhered and set up normally. This was a deep freeze, not my refrigerator icebox. Also, I had used sawdust for filler if that makes a difference. That's an old trick. Sometimes, the epoxy will still be usable a day or so later but it won't prevent it from curing indefinitely. |
#4
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posted to rec.boats.building
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"I think you're looking for 180 degrees F"
After that heat treatment I wonder if the structural capabilities of epoxy remains the same? "derbyrm" wrote in message m... I rigged up a double boiler arrangement (pan full of water with some junk on the bottom to keep the epoxy jug up a little). Put the thing on a gas burner and get the water hot. I think you're looking for 180 degrees F in the epoxy, but I just quit when the epoxy was shiny and clear again. Works for making the old ketchup pumps work again too. I've heard of others who just put the epoxy jugs in a car, parked in the sun with the windows closed. Roger http://home.insightbb.com/~derbyrm wrote in message news ![]() "That's an old trick." What's the other trick if the epoxy resin has been on the shelf too long, may have frozen and shows various sizes of lumps. Some people will simply dispose of it. Other people I was told will warm up the resin and use it as new. Maybe someone can tell us how to warm up the resin and to what temperature?. "Brian Nystrom" wrote in message news:O5VKg.801$FP3.657@trndny02... ray lunder wrote: Yes, it's true! Ever mix up that $100 a gallon sucker syrup and end up with extra in the bottom of your plastic milk jug? Just for grins and because I'm stubborn and cheap I stuck it in the freezer, ate lunch, went to town, drove home, took a nap then pulled it out in the interests of science. Rock solid. 10 minutes later, soft- roughly the same stage it was at- only 3 hours later. It seems to have adhered and set up normally. This was a deep freeze, not my refrigerator icebox. Also, I had used sawdust for filler if that makes a difference. That's an old trick. Sometimes, the epoxy will still be usable a day or so later but it won't prevent it from curing indefinitely. |
#5
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posted to rec.boats.building
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derbyrm wrote:
I rigged up a double boiler arrangement (pan full of water with some junk on the bottom to keep the epoxy jug up a little). Put the thing on a gas burner and get the water hot. I think you're looking for 180 degrees F in the epoxy, but I just quit when the epoxy was shiny and clear again. I've found that all I have to do is place the containers in a sink and fill it with hot water (~125 degrees or so). |
#6
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posted to rec.boats.building
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The procedure was recommended by Kern Hendricks, PhD Chemist/guru for System
Three which is the product I'm using. Roger http://home.insightbb.com/~derbyrm wrote in message ... "I think you're looking for 180 degrees F" After that heat treatment I wonder if the structural capabilities of epoxy remains the same? "derbyrm" wrote in message m... I rigged up a double boiler arrangement (pan full of water with some junk on the bottom to keep the epoxy jug up a little). Put the thing on a gas burner and get the water hot. I think you're looking for 180 degrees F in the epoxy, but I just quit when the epoxy was shiny and clear again. Works for making the old ketchup pumps work again too. I've heard of others who just put the epoxy jugs in a car, parked in the sun with the windows closed. Roger http://home.insightbb.com/~derbyrm wrote in message news ![]() "That's an old trick." What's the other trick if the epoxy resin has been on the shelf too long, may have frozen and shows various sizes of lumps. Some people will simply dispose of it. Other people I was told will warm up the resin and use it as new. Maybe someone can tell us how to warm up the resin and to what temperature?. "Brian Nystrom" wrote in message news:O5VKg.801$FP3.657@trndny02... ray lunder wrote: Yes, it's true! Ever mix up that $100 a gallon sucker syrup and end up with extra in the bottom of your plastic milk jug? Just for grins and because I'm stubborn and cheap I stuck it in the freezer, ate lunch, went to town, drove home, took a nap then pulled it out in the interests of science. Rock solid. 10 minutes later, soft- roughly the same stage it was at- only 3 hours later. It seems to have adhered and set up normally. This was a deep freeze, not my refrigerator icebox. Also, I had used sawdust for filler if that makes a difference. That's an old trick. Sometimes, the epoxy will still be usable a day or so later but it won't prevent it from curing indefinitely. |
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