Composite insulators were introduced in the late sixties. The basic idea consists of the combination of different materials that perform different duties in the insulator function according to their specific strength and properties.
The end composite insulator fittings are usually made of metal, such as forged steel or aluminum. For line insulators, a high degree of standardization of end fittings has been achieved, which allows composite solutions to easily replace existing conventional insulators.
1.Ensure that the conductor and insulators are suspended at their correct positions.
2.Ensure that cables remain stable despite the external vagaries of nature such as wind and storm.
3.Complete the connection of different powerline components
4.Can be used to enhance the safety of the powerline.
5.There could be many other roles that are performed by powerline accessories.
Y Type Composite Insulator Fitting
Glass fiber reinforced resin rods are responsible for the mechanical loads, either in tension, bending or compression, or a combination of all three, depending on the application and load scenario. The materials of the housing are as diverse as the corresponding manufacturing methods.
Today, these composite insulators made of advanced synthetic materials have demonstrated excellent mechanical and electrical properties and have exceeded all overhead line and switchgear engineering applications in over 50 countries worldwide.
The modular principle was invented in the early sixties and has been continuously refined since then. It combines the advantages of HTV-Silicone Rubber technology with a high degree of flexibility to easily adapt to specific insulator dimensions, especially the ratio between creepage and contact distances. Since the "module" has several pre-processing processes, the process cannot directly compete with injection molding in terms of cost, despite the high degree of automation in the production of the individual processes.
Tongue And Clevis Fitting
A clamping die or machine is used to apply the skirt to a rod with an extruded silicone rubber shell. It has been shown to be beneficial to have the inner diameter of the umbrella skirt smaller than the outer diameter of the extruded silicone rubber housing. The resulting press-fit stabilizes the bobbin position until the silicone rubber used to achieve the bond between the bobbin and the shank is fully vulcanized (often referred to as the "silicone adhesive"). To ensure an interface between the two vulcanized silicone elastomers, chemical vulcanization of the three physically separate components is achieved by using an additional silicone elastomer that takes advantage of the special properties of silicone rubber.
1)The hot-forged part is with more strength than the casting part, and the size is more accurate.
2) Raw material forged steel which is new and no recycles.
3) Uniform on the size and high breaking load to guarantee the stable. When you working with Taporel Electrical, the specialty and service will impress you so much.
We produce all kinds of power fittings, including EYE and Clevis, ball and socket, hanging Ring, Y-head, T-head, steel foot, steel cap, flange, and other line accessories. We fully implement ISO9001, ERP, and 6S and have passed ISO9001, ISO14001 and ISO45001. If you want to get more information about the best composite insulator fitting wholesale, welcome to contact us today or request a quote.
Taporel Electrical Insulation Technology Co., Ltd.
+86 29 8603 0621
No. 209 Jincheng Road, Jintan District, Changzhou City, Jiangsu Province, China
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