RLB supplies premium auxiliary materials for cable manufacturing, such as steel tape, copper tape, water blocking yarn and other essential components. These materials feature superior corrosion resistance, outstanding water-blocking capability and excellent mechanical strength, ensuring long-term cable performance and safety. Custom specifications and technical support available. Inquiry Now!

Aluminum Alloy Ingot | High-Purity Master Alloy for Cable Conductors & Electrical Applications

Aluminum Alloy Ingot, also known as Aluminium Master Alloy Ingot, is a high-purity, precisely formulated additive material designed to enhance the performance of aluminum and its alloys. Produced through advanced melting and casting processes, these master alloys serve as essential grain refiners, modifiers, and alloying agents. They are widely used across high-tech industries to improve mechanical properties, corrosion resistance, electrical conductivity, and overall material performance in demanding applications, including aluminum conductor production for power cables.

Aluminum Tape For Cable | High-Purity Aluminum Shielding & Wrapping Material

Aluminum Tape for Cable is a high-purity, precision-slit aluminum foil tape engineered specifically for the cable industry. Manufactured from premium aluminum alloys (1070, 1060, 1050, 1145, 1235, 8011), this soft-annealed tape serves as an essential base material for copolymer coated aluminum tapes and is widely used for longitudinal wrapping, helical wrapping, and shielding layers in communication cables, power cables, and specialty cables. Its excellent conductivity, formability, and consistent quality make it the preferred choice for high-speed cable manufacturing processes.

Cable Color Identification Tape | PET & PE Color Coding for Power & Communication Cables

Cable Identification Tape, also known as Color Identification Tape or Color Coding Tape, is a specialized high-performance tape designed for reliable conductor identification and phase marking in power cables, XLPE cables, telecommunication cables, and control cables. Manufactured from premium PET (polyester) or PE (polyethylene) base materials, these tapes provide clear, durable color coding that withstands high-speed extrusion, petroleum jelly immersion, and long-term environmental stresses without fading, migrating, or cracking.

Copolymer Coated Aluminium Tape | EAA Coated Aluminum Shielding & Waterproofing Material

Copolymer Coated Aluminum Tape (also known as Copolymer Aluminium Tape or EAA Coated Aluminum Tape) is a high-performance shielding and waterproofing material manufactured for use in communication cables, shielding cables, and waterproof cables. It consists of a high-quality aluminum tape coated on one or both sides with an adherent ethylene copolymer (EAA) layer in clear or blue color, providing excellent electrical shielding, moisture barrier properties, and long-term cable protection.

Copolymer Coated Copper Tape | EAA Coated Copper Shielding & Moisture Barrier

Copolymer Coated Copper Tape (also known as EAA Coated Copper Tape or Copolymer Copper Shielding Tape) is a premium shielding and moisture-barrier material designed for medium- and high-voltage power cables. It consists of a high-conductivity copper tape coated on one or both sides with a specialized ethylene copolymer (EAA) layer, color-coded green for easy identification. This advanced composite tape provides excellent electromagnetic shielding, superior moisture and chemical resistance, and strong bonding to cable jacketing resins, making it ideal for “bonded jacket” or laminated sheath constructions.

Copolymer Coated Steel Tape For Cable Armoring | EAA Coated Steel Shielding & Armor

Copolymer Coated Steel Tape (also known as EAA Coated Steel Tape or Copolymer Steel Shielding Tape) is a high-performance composite material designed for armoring, shielding, and moisture protection in communication optical cables, shielding cables, and waterproof cables. It consists of a high-quality low-carbon steel tape coated on one or both sides with an adherent ethylene copolymer (EAA) layer, delivering exceptional mechanical strength, corrosion resistance, and reliable bonding to cable jacketing materials.

Copper Tape For Cable | High-Purity Copper Foil Shielding Material

Copper Tape, also known as Copper Foil, is a high-purity, soft-annealed copper tape engineered for electromagnetic shielding and conductivity in power cables, transformers, and busway systems. With excellent electrical conductivity, superior formability, and reliable mechanical properties, it serves as an effective shielding layer that blocks electromagnetic interference (EMI) while protecting signal integrity in medium- and high-voltage cables.

Fire Resistant Cable Mica Tape | Phlogopite & Calcined Mica Insulation

Mica Cable Tape, also known as Mica Tape, is a specialized high-temperature electrical and thermal insulation material widely used in fire-resistant cable manufacturing. It consists of high-quality mica paper bonded to supporting substrates such as non-alkaline glass fabric or polyethylene film, impregnated with high-temperature resistant silicone resin. This advanced tape provides critical fire protection, electrical insulation, and mechanical integrity, making it indispensable for cables that must maintain circuit integrity during fire emergencies.

Galvanized Steel Tape For Cable Armoring | High-Strength Metallic Armor for Power Cables

Galvanized Steel Tape for Cable Armoring is a high-performance metallic tape engineered to provide superior mechanical protection and corrosion resistance in medium- and high-voltage power cables. Produced from premium cold-rolled steel strip and coated with a uniform layer of hot-dip zinc, this armoring tape serves as the outer metallic sheath, safeguarding the cable core against external mechanical stresses, crushing, impact, rodent attack, and long-term environmental degradation.

Halogen Free Flame Retardant PP Fibrillated Filler Yarn | HFFR Cable Filler Material

Halogen Free Flame Retardant PP Fibrillated Filler Yarn, also known as HFFR PP Filler Yarn (Not Twist), is a high-performance, environmentally friendly cable filler material produced from premium polypropylene with advanced halogen-free flame retardant additives. Through a specialized fibrillation process, it forms a strong mesh structure that provides excellent filling, rounding, and mechanical reinforcement for cables while delivering superior flame retardancy and low smoke emission. This non-twisted fibrillated yarn is the ideal choice for high-grade flame-retardant cables requiring compliance with strict environmental and fire-safety standards.

PET Polyester Tape (Mylar Tape) | High-Performance BOPET Insulation & Wrapping Material

PET Polyester Tape, commonly known as Mylar Tape, is a high-performance biaxially oriented polyester (BOPET) film tape engineered for cable insulation and protection. Made from premium-grade polyester material, it offers exceptional tensile strength, outstanding electrical insulation properties, and excellent thermal stability. This versatile tape is widely used as a wrapping, binding, and shielding layer in various cable constructions, ensuring mechanical reinforcement, electrical isolation, and long-term reliability in demanding environments.

Water Blocking Powder | High-Performance SAP for Longitudinal Water Blocking in Cables

Water Blocking Powder is a high-performance superabsorbent polymer (SAP) based on sodium polyacrylate. This advanced macromolecule water-absorbent resin features a unique three-dimensional network structure and abundant hydrophilic groups, delivering exceptional water absorption capacity, strong water retention, and rapid expansion. It is specifically engineered for longitudinal water blocking in power cables, communication cables, optical fiber cables, and other stranded conductor applications.