Silicone to nylon bonding agent, Silicone primer for nylon overmolding
  • Heat Cured Silicone Adhesive | Silicone Glue for Nylon (PA6/PA66) Overmolding

    1. Product Introduction

    This heat cured silicone adhesive is specially developed for silicone bonding with nylon materials, including PA6, PA66 and reinforced nylon. As a professional silicone primer and vulcanization adhesive, it solves the difficult bonding problem between inert nylon plastic and silicone rubber. After high temperature vulcanization molding, the glue forms permanent molecular bonding, no peeling, no gap, excellent bonding stability for silicone overmold nylon parts.

    2. Bonding Principle (Professional Selling Point)

    Nylon material has low surface energy and poor adsorption, which makes silicone difficult to bond firmly. Our silicone to nylon adhesive adopts modified polymer formula. After coating the primer on the nylon surface, it generates chemical cross-linking reaction during high temperature vulcanization. The silicone rubber and nylon substrate achieve integrated molecular combination, greatly improving peeling strength and sealing performance.

    3. Key Product Features

    • Strong Permanent Adhesion: High peeling strength, no degumming after long-term use.
    • Heat Cured Vulcanization Technology: Perfect match with silicone compression molding and injection molding.
    • Wide Nylon Compatibility: Suitable for PA6, PA66, glass fiber reinforced nylon.
    • Excellent Weather Resistance: Anti-aging, waterproof, oil resistance, heat resistance.
    • Easy Operation: Simple coating, no complex surface treatment, suitable for mass production.
    • Environmental Formula: Non-toxic, odorless, compliant with industrial environmental standards.

    4. Application Industry

    This heat cured silicone nylon glue is widely used for silicone overmolding nylon components. Common applications include electronic insulation parts, automotive silicone nylon accessories, household appliance waterproof parts, daily silicone plastic composite products, sanitary protective parts and industrial sealing components.

    5. Usage Instructions (Standard Glue Dispensing Solution)

    1. Surface Cleaning: Clean the nylon surface to remove oil, dust and impurities.
    2. Glue Coating: Evenly apply a thin layer of silicone primer on the nylon bonding area.
    3. Drying Process: Natural drying or low-temperature baking to evaporate solvent.
    4. Silicone Molding: Put the coated nylon into the mold for silicone compression or injection molding.
    5. High Temperature Vulcanization: Complete curing bonding under high temperature and pressure.
    6. Finished Product: Take out the parts with tight and seamless bonding effect.


    Leave us Message
    • Hi, Winstar Silicone company, we are interested in your product silicone color masterbatch, could you please offer some free samples to us? Our company address: ***LA,USA
    • Hello Winstar, our product is compression molding product,could you advise which peroxide curing agent to use ?
    • Hi friend, we have some problem in silicone to PVC bonding, that bonding strength is not well at all, how to improve it please ?
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