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Which way will this part warp?

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MDGroup

Mechanical
May 22, 2007
230
We will be injection molding a part, and I was looking for some general opinions on which way you think this part will likely warp.

Material is Zytel
Wall thickness is only .040". Overall part is about 2"x2"x1".
I know gate location will have an impact (especially with a glass filled material), assume it is somewhere along the center line.

See attached images. Do you think the sides of this part will likely curl inward, or will they spread outward?

(We could run a full moldflow to get a definitive answer, but just looking for some opinions on what you think will happen.)

Thanks
 
 https://files.engineering.com/getfile.aspx?folder=469ce116-d4e0-4271-84f0-e963c2f1916b&file=Part_1.PNG
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Just use the Camera Image to directly post your pictures. The way you did it takes people up to four more clicks to see what you posted.

Part_1_czzdsl.jpg


Keith Cress
kcress -
 
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