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Glass insulator

The insulator is primarily composed of a glass component, a steel cap, steel feet, and an adhesive. The glass piece serves as the core, providing excellent insulation performance; the steel cap connects the conductors, transmitting tensile forces; the steel feet are securely anchored to the tower structure; and the adhesive ensures that all components are firmly bonded together.

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Glass insulator

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  • Product Description

  • Product Introduction

    Glass insulators are critical equipment used in high-voltage AC and DC transmission lines, primarily functioning to provide insulation and suspend the conductors.

    Here's a brief introduction to it:
    Structural Composition: Primarily composed of glass components, steel caps, steel feet, and adhesive. The glass components form the core, providing excellent insulation performance; the steel caps connect the conductors, transmitting tensile forces; the steel feet are securely anchored to the tower structure; and the adhesive ensures that all parts are firmly bonded together.
    Performance features: It boasts excellent insulation properties, with key indicators such as power-frequency withstand voltage and creepage distance meeting the safety requirements for reliable operation in power systems. The mechanical strength is exceptionally high, enabling it to withstand external forces like conductor tension. Additionally, it exhibits superior contamination resistance—its smooth surface resists dirt accumulation, making it highly effective at preventing flashovers caused by pollution. Moreover, glass insulators feature a self-destructing characteristic when damaged under zero-value conditions, making faults easily detectable during operation. They also utilize stable raw materials, delivering superior electromechanical performance compared to porcelain insulators, while maintaining a relatively compact size and lighter weight.
    Primary application: Widely used in high-voltage transmission lines and substations within power systems, providing insulation support, insulation protection, pollution flashover prevention, and arc resistance—thus ensuring the reliability and safety of electricity transmission.
    Classification by Type: Depending on different classification criteria, glass insulators can be divided into several types—for example, line-type glass insulators and electrical appliance-type glass insulators based on their application; and point-contact, insertion, and clamping types according to their structural design.

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FAQ

How can we ensure the safe transportation of products? And how is shipping cost calculated?

We use professional export packaging materials and techniques to provide multi-layered protection for your products, ensuring they arrive safely at their destination. For fragile items, we apply extra reinforcement measures. Shipping costs vary depending on the transportation method you choose—such as sea freight, air freight, or express delivery—as well as the weight, dimensions of the goods, and your specific destination. After you place your order, we’ll calculate the exact shipping fee based on the actual situation and promptly inform you.

What payment methods do you accept?

We accept a variety of secure and convenient payment methods, including wire transfers to our bank account, Western Union, and PayPal. Payment terms typically require a 30% down payment, with the remaining 70% due upon receipt of the bill of lading copy. For customers who maintain long-term, stable partnerships or place large orders, we can discuss more flexible payment arrangements.

How long is the typical order delivery cycle?

Sample orders typically take around 7 business days for delivery. For bulk production orders, shipment will be arranged within 20–30 business days after we receive your 30% deposit and once the product design has been confirmed. In case of special circumstances or if you have urgent requirements, please let us know in advance, and we’ll do our best to coordinate and expedite the process.

Do you have a minimum order quantity requirement?

Yes, for international orders, we do have a minimum order quantity requirement. The specific threshold may vary depending on the product. If you’re looking to purchase in smaller quantities, feel free to reach out—we’ll do our best to work with you and provide a suitable solution.

What is the price of your product?

Our product prices may vary depending on factors such as fluctuations in raw material markets, order quantities, and product specifications. You can reach out to us via website message, email, or phone to share your detailed product requirements, and we’ll promptly send you a new, accurate quotation.
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