Questions tagged [composite-resin]

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17
votes
2answers
3k views

Why doesn't epoxy stick to silicone?

Why doesn't epoxy stick to silicone? Is there a type of epoxy that does?
0
votes
0answers
14 views

Number of layers required for composite mold

I am new to manufacturing and especially to composites. I have a cylinder to be made out of carbon fiber (only the outer shell) and I know the weight I want from this structure after manufacturing. Is ...
0
votes
1answer
60 views

Casting a phone screen using fiberglass resin?

My phone is pretty smashed up and I won't be able to buy a new one for quite a while. I know you can buy a phone for ~$30, but I'm in an extremely tight situation and I just can't afford that right ...
0
votes
1answer
34 views

Learning about composite resins, should the resin be able to adhere to the selected filler?

I'm learning about composite resins, and the various filler additives, but I wondered about the relation between the two. For example.... An epoxy resin has poor adherence to a material such as ...
-1
votes
1answer
189 views

Why use Mylar for vacuum bagging

During my work at a composites workshop I got some experience with composites and vacuum-bagging. I decided to make a foam core wing for a model aeroplane. I checked for some internet info on it, and ...
-2
votes
1answer
102 views

will silicone spatula be damaged by epoxy resin?

Will epoxy resin dissolve a silicone spatula, cake icing spatula? Will it work well enough to get the job done without contaminating the resin?
1
vote
2answers
848 views

How to make epoxy resins dissipate static charge

I want to cast items out of epoxy resin. They will be tools used to handle ESD sensitive devices, so they need to at dissipate static charge, or perhaps somewhat conduct. Resins used will vary ...
1
vote
1answer
811 views

How strong is the adhesion between UHMWPE Fiber and Epoxy Resin?

How strong is the adhesion between Ultra High Molecular Weight Polyethylene(UHMWPE) Fiber and Epoxy Resin normally? If we take the UHMWPE fiber sheet as it is without subjecting it to any chemical or ...
5
votes
1answer
149 views

How do I interpret the curing pressure of a composite from this data sheet?

A question asked about the necessary curing pressures for a composite resin in the autoclave. Looking through the corresponding datasheet (HexPly F155), I'm confused: Cure Procedure Apply ...