What is good silicone primer for HTV liquid silicone rubber over molding PA?
PA price is cheap, High temperature resistance etc. features.More and more liquid silicone products apply to LSR over molding PA. The main industries is silicone tableware, Infant products,brainpower products.
3C and other products. What is good silicone primer for HTV liquid silicone rubber bonding PA? What is the production process ?
1, Treat the PA with blast sanding, polishing or wash with industrial alcohol.
2, Mix silicone primer CL-26AB-24 completely the A and B with ratio 1:1 and apply the primer by dipping, brushing, spraying on PA surface.
3, Leave dry in room temperature for 30 minutes or baking at 110-130℃ for 15-20 minutes.
4, The primer treated PA are processed within that day.
5, Foward the unvulcanized silicone rubber with primer-coated PA in mouding process or hot air vulcanization.