viernes, 29 de noviembre de 2013

Cómo unir una UHMW de fibra de vidrio

Utilice papel de lija para desgastar la superficie y aumentar la adhesión.



UHMW o Ultra polietileno de peso molecular, es un plástico duro y resistente al desgaste. Muchos artículos para el hogar se fabrican a partir de UHMW ya que es resistente al calor y los productos químicos. Envases de plástico para el hogar y electrodomésticos se fabrican con UHMW, ya que es ligero y duradero. Puede UHMW enlace a un número de otras superficies, incluyendo fibra de vidrio, con una gama de resinas epoxi.Preparación de la superficie es clave para asegurar una unión duradera.


Lo que necesita



Paño suave

220 papel de lija

Benzomatic antorcha

Pinzas (opcional)


Limpie ambas superficies con un paño suave y alcohol. Elimine el polvo y la suciedad que pueda comprometer la adherencia.


Lijar ambas superficies frotando ligeramente con papel de lija. Cuanto más rugosa la superficie, más de la resina epoxi se adhieren a ella.


Oxidar la superficie UHMW haciendo varias pasadas con la antorcha Benzomatic. No deje la antorcha en un solo lugar por mucho tiempo o la superficie se ampolla.


Aplicar la resina epoxi a ambas superficies. Deje que la resina se seque hasta que su mal gusto.


Pulse las superficies juntas. Si es posible, seguir aplicando presión al colocar objetos pesados ​​en la parte superior de los elementos de unión. También puede aplicar abrazaderas a los objetos para mantenerlos bajo presión durante el curado.


Deje los artículos de curar por el período recomendado por el fabricante de epoxy (generalmente de 24 a 48 horas).


Consejos y advertencias

Utilice las resinas epoxi en zonas bien ventiladas.



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