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Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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#1
Posted to rec.crafts.metalworking
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Nearly on topic, attaching Buna-N rubber to polyurethane
I have some 95A polyurethane grippers that are not holding on to the part we are attaching
fasteners to reliably. I want to take some .125" thick 60A (shore) Buna-N rubber sheet and glue it to the grippers. Currently I'm thinking of something like Gorilla Glue but I'm way open to suggestions. Fast cure time and not being something that gets the msds readers upset is a plus. Wes -- I was a skeptic before I became a cynic. |
#2
Posted to rec.crafts.metalworking
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Nearly on topic, attaching Buna-N rubber to polyurethane
"Wes" wrote in message ... I have some 95A polyurethane grippers that are not holding on to the part we are attaching fasteners to reliably. I want to take some .125" thick 60A (shore) Buna-N rubber sheet and glue it to the grippers. Currently I'm thinking of something like Gorilla Glue but I'm way open to suggestions. Fast cure time and not being something that gets the msds readers upset is a plus. Wes -- I was a skeptic before I became a cynic. Shoe Goo is the stuff to use for something like this |
#3
Posted to rec.crafts.metalworking
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Nearly on topic, attaching Buna-N rubber to polyurethane
anorton wrote:
"Wes" wrote in message ... I have some 95A polyurethane grippers that are not holding on to the part we are attaching fasteners to reliably. I want to take some .125" thick 60A (shore) Buna-N rubber sheet and glue it to the grippers. Currently I'm thinking of something like Gorilla Glue but I'm way open to suggestions. Fast cure time and not being something that gets the msds readers upset is a plus. Wes -- I was a skeptic before I became a cynic. Shoe Goo is the stuff to use for something like this Seconded. There are a lot of related goo's. From Shoe Goo to E6000 Pick one and stick with it... -- Richard Lamb |
#4
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Nearly on topic, attaching Buna-N rubber to polyurethane
I would try 3M spray adhesive. It is contact cement in a fairly
easy to use form. Spray both surfaces for maximum hold. -- ~~~~~~~~~~~~~~~~~~~~ DanG Keep the whole world singing . . . "Wes" wrote in message ... I have some 95A polyurethane grippers that are not holding on to the part we are attaching fasteners to reliably. I want to take some .125" thick 60A (shore) Buna-N rubber sheet and glue it to the grippers. Currently I'm thinking of something like Gorilla Glue but I'm way open to suggestions. Fast cure time and not being something that gets the msds readers upset is a plus. Wes -- I was a skeptic before I became a cynic. |
#5
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Nearly on topic, attaching Buna-N rubber to polyurethane
On 9/11/2010 12:10 PM, DanG wrote:
I would try 3M spray adhesive. It is contact cement in a fairly easy to use form. Spray both surfaces for maximum hold. "3M spray adhesive" covers a lot of territory. Did you have a particular one in mind? Note that there's usually a two digit number on the label, for example "3M Super 77", where the number identifies the composition. |
#6
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Nearly on topic, attaching Buna-N rubber to polyurethane
On 9/11/2010 2:29 PM, DanG wrote:
77 is what I had in mind, though the product produced by/for TrimTex 847 is more aggressive and works better in some applications that I use. http://trim-tex.com/products/installation.php My local suppliers only handle the 3M 77, so I never bothered to think there were alternatives. I would point out that even at the 3M site, the standard answer for spray adhesive is the 77: http://solutions.3m.com/wps/portal/3...3m.com/Super77 I did wander around though and found 99. I will need to get some of this one to try: http://www.shop3m.com/62494249709.ht...Spray-Adhesive but at $21/can, I will use sparingly. It's useful to know the different ones and what they do--I've got a couple of cans (I forget the numbers and don't have them ready to hand) that are roughly equivalent in adhesion to the adhesive on Scotch Tape and on Postit notes respectively--both nice when I want to stick something down and get it loose again, depending on how firmly I want it stuck. |
#7
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Nearly on topic, attaching Buna-N rubber to polyurethane
rangerssuck wrote:
On the other extreme, back in the early '70s we used a hot patching kit for tires. It involved spreading on the cement and burning off its solvent. The patch was applied while the tire was still hot & soft. Pre-mid 1975 until I left Indiana for the Marines, I patched a lot of tires using the burning cement method. The guy that ran the gas station liked a dual strategy of plug and patch for tubeless tires. The inside patch got the hot treatment. I remember breaking down a tire for cop at that station. Said it went flat suddenly. Well when I got it off the rim, I saw the little rubber balls that roll around except there was one that had different dynamics which caught my eye. We figure it was a .22 mag rf. I shot a few scrap tires with a .22LR and those tend to bounce off. ( I'll add bounce back at you so don't do it) Anyway, when I handed him the bullet, he got a bit quiet for a bit. Someone may have tried to kill him. The tire was ruined. Steel belt. Wes |
#8
Posted to rec.crafts.metalworking
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Nearly on topic, attaching Buna-N rubber to polyurethane
"Buerste" wrote:
"Wes" wrote in message ... I have some 95A polyurethane grippers that are not holding on to the part we are attaching fasteners to reliably. I want to take some .125" thick 60A (shore) Buna-N rubber sheet and glue it to the grippers. Currently I'm thinking of something like Gorilla Glue but I'm way open to suggestions. Fast cure time and not being something that gets the msds readers upset is a plus. Wes -- I was a skeptic before I became a cynic. Contact cement, the stuff that will kill you works best. I'm going to try contact cement first. I picked up a can at a local hardware store today. It has kidney failure warnings so it has to be good Before I posted I thought of: 3M #2001 Yellow death. (not a current partnumber but it stuck to everything and I'm out of it after 30 years, that stuff was awesome. I *think* the current Description and PN is Super Weatherstrip and Gasket Adhesive, 8001, Yellow, 5 oz Tube) I guess I'll find out Monday. Wes -- "Additionally as a security officer, I carry a gun to protect government officials but my life isn't worth protecting at home in their eyes." Dick Anthony Heller |
#9
Posted to rec.crafts.metalworking
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Nearly on topic, attaching Buna-N rubber to polyurethane
Ned Simmons wrote:
I misunderstood -- I thought you were replacing the urethane with buna. Urethane is tough to glue. RTV silicone sticks to some urethanes pretty well, and I imagine it would stick to buna. In that vein, I've used RTV beads applied to a urethane feed belt to increase grip. Perhaps that would work on your grippers. If contact cement doesn't work, I'll try RTV. Wes -- "Additionally as a security officer, I carry a gun to protect government officials but my life isn't worth protecting at home in their eyes." Dick Anthony Heller |
#10
Posted to rec.crafts.metalworking
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Nearly on topic, attaching Buna-N rubber to polyurethane
Wes wrote:
"Buerste" wrote: "Wes" wrote in message ... I have some 95A polyurethane grippers that are not holding on to the part we are attaching fasteners to reliably. I want to take some .125" thick 60A (shore) Buna-N rubber sheet and glue it to the grippers. Currently I'm thinking of something like Gorilla Glue but I'm way open to suggestions. Fast cure time and not being something that gets the msds readers upset is a plus. Wes -- I was a skeptic before I became a cynic. Contact cement, the stuff that will kill you works best. I'm going to try contact cement first. I picked up a can at a local hardware store today. It has kidney failure warnings so it has to be good Before I posted I thought of: 3M #2001 Yellow death. (not a current partnumber but it stuck to everything and I'm out of it after 30 years, that stuff was awesome. I *think* the current Description and PN is Super Weatherstrip and Gasket Adhesive, 8001, Yellow, 5 oz Tube) I guess I'll find out Monday. Wes Also known as Gorilla Snot . Mighty sticky stuff . -- Snag Wannabe Machinist |
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