The Many Uses For Modern Epoxy
الإستخدامات الحديثة للإيبوكسي
The chemical structure in epoxy enables it to be changed and developed to go with any type of surface or material. Epoxies are now available for metal, glass, wood, some plastics, and stone. They also can be altered to be either rigid or flexible, and colored or transparent, some take a long time to set, while others set very fast. Epoxies are popularly used because they are almost completely chemical resistant and very durable in extremely warm conditions.
For repairing vehicles, generally highly adhesive metal repair epoxy is required. For repairing cracks on the engine or camshaft for example you will need an epoxy that can stand very high temperatures. For delicate repairs, it would be best to get a one-mix epoxy that can be applied easily without dripping or morphing. In addition for repairing metal, you'll also want to be able to add it to all types of surfaces, whether it's smooth or bumpy. Using epoxy for auto repairs is generally best for fixing cracks in the radiator, the top of the engine and intake, and the mufflers and exhaust system. Trying to mend the exterior of the car with epoxy would require a paint job afterward.
Epoxies are also greatly used for many different home repairs. Different types of epoxies are required for different jobs. They can be used to reseal bathtubs, tile floors, and mend fiberglass. It can also be used to protect rotting wood from further rotting and fungi.
5 minute epoxy is a very rapid drying epoxy type. There are many different types of 5 minute epoxies, depending on the surface you're using.
A normal 5 minute general purpose epoxy will dispense and mix in a matter of seconds, and then be quite dry with in fifteen minutes and completely dry in an hour. All purpose epoxy can work with metal, glass, ceramic, concrete and wood. Generally it's a clear substance that forms a very rigid bond in a matter of minutes. Having epoxy that dries rapidly is good to have if you're in a hurry to fix your surface, or if you're the surface you're fixing has the possibility of being subjected to sun or rain.
Be sure to handle epoxy with care, most will stick to your fingers if applied, if you do get it on your fingers, quickly get a towel to wipe. Don't put an excess amount of epoxy on the surface that you are repairing. Once you have applied the epoxy, be sure to wipe away any excess while the epoxy is still wet, otherwise it will dry and you will have no way to get it off. If you're only repairing a small object, you may be able to hold the pieces together until they stick, if the pieces are larger, you may want to get a clamp.
Article Source: http://EzineArticles.com/3750753
