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Learn more about Belden through the following resources:
Belden HookUp Lead Wire Guide (694k)
Belden Supplier Portal
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Belden is a leader in the design, manufacture, and marketing of signal transmission solutions for data networking and a wide range of specialty electronics markets including entertainment, industrial, building management and aerospace applications. Belden has manufacturing facilities in North America, Asia and Europe as well as distribution centers in the U.S., Canada, Singapore, Australia and The Netherlands. A majority of Belden's manufacturing, engineering and support functions are registered to the International Organization for Standardization.
Belden Product Families
Hookup & Lead Wire
PVC, Teflon®, EPDM, XL-Dur®, SIS Wire, Hypalon®, Neoprene, Silicone Rubber, High-Voltage Leads, Test Prod Wire, Gas Tube Sign and Ignition Cable, Magnet Wire, Shielding and Bonding Cable, Direct Burial Cable, Bus Bar, Antenna & Aluminum Ground
Insulation & Jacket Materials
EPDM- Ethylene-propylene-diene monomer rubber. A chemically cross-linked elastomer with good electrical insulating properties and excellent flexibility at high and low temperatures. It has good insulation resistance and dielectric strength, as well as excellent abrasion resistance and mechanical properties. EPDM has better cut-through resistance than Silicone rubber, which it replaces in some applications.
Hypalon- A DuPont trade name for a synthetic rubber chlorosulfonated polyethylene) used as insulating and jacketing material for wire and cable. Made for the critical cleaning and degreasing of electronics, electrical assemblies and sensitive components.
Neoprene- The temperature range of this material can vary from -55°C to 90°C. The actual range would depend on the formulation used. Neoprene is both oil-resistant and sunlightresistant, making it ideal for many outdoor applications. The most stable colors are Black, Dark Brown, and Gray. The electrical properties are not as good as other insulation materials. Because of this, thicker insulation should be used. Typical designs where this material is used are lead wire insulation and cable jackets.
PVC- A general purpose thermoplastic used for wire and cable insulation and jackets.
Insulation & Jacket Materials (Cont'd)
Rubber- The description of rubber normally includes natural rubber and SBR compounds. Both of these materials can be used for insulations
and jackets. There are many formulations of these basic materials. Each formulation is for a specific application. Some formulations are suitable for -55°C minimum, while others are suitable for 75°C maximum.
Silicone- A material made from silicon and oxygen. Can be in thermosetting elastomer or liquid form. The thermosetting elastomer form is noted for high heat resistance. This is a very soft thermoset insulation. It has excellent electrical properties plus ozone resistance, low moisture absorption, weather resistance, and radiation resistance. It typically has low mechanical strength and poor scuff resistance.
Teflon®- DuPont Company trademark for fluorocarbon resins. This material has excellent electrical properties, temperature range and chemical resistance. It is not suitable where subjected to nuclear radiation and does not have good high voltage characteristics. FEP Teflon is extrudable in a manner similar to PVC and polyethylene. This means that long wire and cable lengths are available. TFE Teflon is extrudable in a hydraulic ram type process. Lengths are limited due to amount of material in the ram, thickness of the insulation, and preform size. TFE must be extruded over a silver- or nickelcoated wire. The nickel- and silver-coated designs are rated 260°C and 200°C maximum, respectively. The cost of Teflon is approximately 8 to 10 times more per pound than PVC compounds.
XL-Dur® - XL-Dur is a lead wire insulation utilizing thermoset, chemically cross-linked polyethylene. Because of its excellent physical and electrical properties, XL-Dur is highly desirable for a wide variety of applications.
XLPE- Crosslinked polyethylene is a thermoset and is crosslinked by radiation, thermally, or by moisture. XLPE offers a wide range of operating temperatures, excellent deformation, abrasion, and flame resistance. XLPE can be formulated with
halogenated or non-halogenated flame retardant packages. Some grades are also rated XHHW-2 which offers excellent wet electrical properties.
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