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  • What Are The Differences of OM1, OM2, OM3 and OM4 cables?

    What Are The Differences of OM1, OM2, OM3 and OM4 cables?

    Some customers cannot make sure which type of multimode fiber they need to choose. Below are the details of different types for your reference. There are different categories of graded-index multimode glass fiber cable, including OM1, OM2, OM3 and OM4 cables (OM stands for optical multi-mode). &...
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  • Congratulation! GL Homologated The Anatel Certificate!

    Congratulation! GL Homologated The Anatel Certificate!

    I believe that exporters in the optical fiber cable industry know that most telecommunications products require certification from the Brazilian Telecommunications Agency (Anatel) before they can be commercialized or even used in Brazil. This means that these products must adapt to a series of re...
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  • How Does GL Control On-Time Delivery (OTD)?

    How Does GL Control On-Time Delivery (OTD)?

    2021,With the rapid increase of raw materials and freight, and the domestic production capacity is generally limited, how does gl guarantee the delivery of customers? We all know that meeting customer expectations and delivery requirements must be the top priority of every manufacturing company i...
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  • Advantages of Composite/Hybrid Fiber Optic Cable

    Advantages of Composite/Hybrid Fiber Optic Cable

    Composite or Hybrid Fiber Optic Cables that have a number of different components laid up within the bundle. These types of cables allow for multiple transmission paths by various components, whether they be metal conductors or fibre optics, and allow the user to have a single cable, therefore re...
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  • How To Control The Electrical Corrosion of ADSS Cable?

    How To Control The Electrical Corrosion of ADSS Cable?

    As far as we know, all electrical corrosion faults occur in the active length zone, so the range to be controlled is also concentrated in the active length zone. 1. Static Control Under static conditions, for AT sheathed ADSS optical cables working in 220KV systems, the spatial potential of thei...
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  • Advantages of PE Sheath Material

    Advantages of PE Sheath Material

    In order to facilitate the laying and transportation of optical cables, when the optical cable leaves the factory, each axis can be rolled for 2-3 kilometers. When laying the optical cable for a long distance, it is necessary to connect the optical cables of different axes. When connecting, the t...
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  • Long Blowing Distance 12Core Air Blown Single Mode Fiber Optic Cable

    Long Blowing Distance 12Core Air Blown Single Mode Fiber Optic Cable

    GL are supplying three different structure of air blowing fiber cable: 1. Fiber unit can be 2~12cores and suitable for micro duct 5/3.5mm and 7/5.5mm which is perfect for FTTH network. 2. Super mini cable can be 2~24cores and suitable for micro duct 7/5.5mm 8/6mm etc, which is perfect for distrib...
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  • The Difference Between Multimode Fiber Om3, Om4 And Om5

    The Difference Between Multimode Fiber Om3, Om4 And Om5

    Since OM1 and OM2 fibers cannot support data transmission speeds of 25Gbps and 40Gbps, OM3 and OM4 are the main choices for multimode fibers that support 25G, 40G and 100G Ethernet. However, as bandwidth requirements increase, the cost of fiber optic cables to support the next-generation Ethernet...
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  • Three Core Technical Points of OPGW Optical Cable

    Three Core Technical Points of OPGW Optical Cable

    OPGW optical cable, also known as optical fiber composite overhead ground wire, is an overhead ground wire containing optical fiber with multiple functions such as overhead ground wire and optical communication. It is mainly used for communication lines of 110kV, 220kV, 500kV, 750kV and new overh...
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  • Hot Sale Product From GL

    Hot Sale Product From GL

    The new product is Micro Tube Indoor Outdoor Drop Fiber optic Cable 24 cores for Building Wiring.The pictures and related descriptions are as follows: Micro Tube Indoor Outdoor Drop Fiber optic Cable is a popular fiber cable in the market. The drop fiber cable uses multiple 900um flame-retardan...
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  • How To Combine ADSS Cable And OPGW Cable?

    How To Combine ADSS Cable And OPGW Cable?

    The various advantages of OPGW optical cable make it the preferred type of OPGW optical cable for new construction and renovation line projects. However, because the mechanical properties of OPGW cables are different from those of stranded ground wires, after the ground wires of the original over...
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  • Precautions For The Protection Of Directly Buried Optical Cable Lines

    Precautions For The Protection Of Directly Buried Optical Cable Lines

    The structure of the direct-buried optical cable is that single-mode or multi-mode optical fiber is sheathed in a loose tube made of high-modulus plastic filled with waterproof compound. The center of the cable core is a metal reinforced core. For some fiber optic cables, the metal reinforced cor...
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  • The Sag Tension Table of ADSS Cable

    The Sag Tension Table of ADSS Cable

    The sag tension table is an important data material reflecting the aerodynamic performance of ADSS optical cable. A complete understanding and correct use of these data are necessary conditions for improving the quality of the project. Usually the manufacturer can provide 3 kinds of sag tension m...
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  • How To Protect FTTH Drop Cable Before Shipping?

    How To Protect FTTH Drop Cable Before Shipping?

    FTTH drop cable is a new type of fiber-optic cable. It is a butterfly-shaped cable. Because it is small in size and light in weight, it is suitable for the application of Fiber to the Home. It can be cut according to the distance of the site, increased the efficiency of construction,It is divided...
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  • OPGW Cable Precautions In Handling, Transport, Construction

    OPGW Cable Precautions In Handling, Transport, Construction

    With the development of information transmission technology, Long-distance backbone networks and user networks based on OPGW optical cables are taking shape. Due to the special structure of OPGW optical cable, it is difficult to repair after damage, so in the process of loading, unloading, transp...
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  • What is Insertion Loss & Return Loss?

    What is Insertion Loss & Return Loss?

    We all know that Insertion loss and return loss are two important data to evaluate the quality of many passive fiber optic components, such as fiber optic patch cord and fiber optic connectors, etc. Insertion loss refers to the fiber optic light loss caused when a fiber optic component insert int...
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  • The Basic Knowledge of ADSS Fiber Optic Cable

    The Basic Knowledge of ADSS Fiber Optic Cable

    Hunan GL Technology Co.,Ltd as a 17 years experienced fiber optic cable manufacturer in China, we provide a full line of all-dielectric self-supporting (ADSS) aerial cables and Optical Ground Wire (OPGW) as well as supporting hardware and accessories. We will share some basic knowledge of ADSS fi...
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  • How to distinguish the advantages and disadvantages of ADSS optical cables?

    How to distinguish the advantages and disadvantages of ADSS optical cables?

    How to distinguish the advantages and disadvantages of ADSS optical cables? 1. Outer: Indoor fiber optic cables generally use polyvinyl or flame-retardant polyvinyl. The appearance should be smooth, bright, flexible, and easy to peel off. Inferior fiber optic cable has a poor surface finish and i...
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  • What are the reasons that affect the signal attenuation of optical fiber cable?

    What are the reasons that affect the signal attenuation of optical fiber cable?

    As we all know that signal attenuation is inevitable during cable wiring, The reasons for this are internal and external: the internal attenuation is related to the optical fiber material, and the external attenuation is related to the construction and installation. Therefore, it should be noted ...
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  • Five Methods To Test ADSS Fiber Optic Cable Failure

    Five Methods To Test ADSS Fiber Optic Cable Failure

    In recent years, with the support of national policies for the broadband industry, the ADSS fiber optic cable industry has developed rapidly, which has been accompanied by numerous problems. The following are the briefly describes of five testing method based on the resistance of the fault point:...
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