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rubber insulation

4 Min Read
飞纯 Type 209 是飞纯电缆基于 AS/NZS 1802:2003 卷筒与拖曳电缆 体系设计的矿用柔性馈电与拖曳电缆系列，电压范围覆盖 1.1 至 11KV。根据产品资料，Type 209 系列电缆主要作为矿山机械柔性馈电电缆使用，更适合作为拖曳电缆而不是高频卷筒电缆。较小规格适用于钻机、手持工具和移动设备。 这一定义是理解 Type 209 的关键。Type 209 不是普通工业橡套软电缆，也不只是单纯的矿山供电线。它的核心定位是 矿山机械柔性馈电电缆，也就是为矿山机械提供可移动、可拖曳、可适应复杂作业路径的供电系统。同时，它更适合作为 拖曳电缆，即跟随设备移动的电缆，而不是长期高频卷绕使用的卷筒电缆。
Technical Department
on24/06/2026

什么是 H07RN8-F 450/750V Harmonized Rubber Cables

H07RN8-F 450/750V Harmonized Rubber Cables 是一种用于潜水泵和类似工业水下应用的重型柔性橡套电缆。根据资料说明，该电缆可用于工业用水环境，适用水深最高可达 10 m，水温范围最高可达 40℃，同时也适用于干燥、潮湿和湿润应用。Feichun 将其定位于矿山排水、地下工程排涝、港口泵站、码头检修排水、工业水池和移动潜水泵供电等场景。它的工程价值不是单纯“能进水”，而是在水压、潮湿、移动、拉拽、磨损和低压动力传输同时存在时，仍能通过 Class 5 多股铜导体、EI4 橡胶绝缘、EM2/EM3 内护套与 EM2 外护套形成稳定的电气与机械防护系统。
19 Min Read
Marine & Port Drag Cable — High-Flexibility Saltwater-Resistant System A comprehensive engineering dissection of heavy-duty marine drag cables for port equipment, container terminals, and offshore platforms — from conductor architecture and EPR insulation to steel wire armour (M2) design rationale, galvanic corrosion protection mechanisms, environmental compliance, and validated performance benchmarking against Nexans Eproneo Port and Prysmian marine systems.
Technical Department
on16/06/2026

Mining Cable Families at a Glance: An Engineering Guide to PROTOMONT, PROTOLON, TENAX, CORDAFLEX, NSSHOEU, TUNNELFLEX, MINEMASTER, SHD-GC, G-GC, MT 818 and Fibre Optic Cables

In mining, tunnelling and bulk material handling, the term mining cable does not describe one universal product. It describes an engineering map: reeling cables, trailing cables, feeder cables, fixed installation cables, tunnel cables, dredger and submersible pump cables, ground-check cables, fibre optic cables and custom OEM cable systems. A single mine may use low-voltage 0.6/1 kV reeling cables for LHD machines, medium-voltage trailing cables for excavators, TBM reeling cables from 6/10 to 18/30 kV, fixed feeder cables in tunnels and optical fibre networks for monitoring and automation. The correct selection starts not with a brand name, but with the application: how the cable moves, how it bends, how it is grounded, what voltage it carries, what regional standard applies and how the surrounding mine environment attacks the sheath.
5 Min Read
FLEXIDRUM® MEDIUM RS (N)TSCGEWÖU：高柔性盐雾防护港口电缆 专业级高柔性盐雾防护电源电缆，专为恶劣海洋环境设计。采用最小12×D鼓面弯曲半径、超强盐雾腐蚀防护、UV/臭氧/湿度防护，跨越3.6/6kV至12/20kV完整电压平台。专用于挖泥船、海洋泵站和港口设备，15年+服役期验证。 港口电缆技术革新：恶劣海洋环境的专业防腐蚀工程 传统电源电缆部署在盐雾海洋环境中会遭遇加速退化机制：卤化物诱导的铜导体电化学腐蚀、渗透水通过外护套微裂纹、光化学紫外线降解聚合物基质、臭氧氧化聚合物交链脆化。标准FLEXIDRUM®电缆（非专化聚合物护套）在持续港口运行的7-10年内经历~35-50%的机械抗张强度损失，导致提前更换周期和港口设备运行中的意外维护中断。 FLEXIDRUM® MEDIUM RS (N)TSCGEWÖU代表材料化学和护套架构的突破性进展，整合：(1)专化PCP外护套化合物，具有专有防盐雾化学物质（氯化钠渗透防护比标准PCP配方高2倍，符合IEC测试规程），(2)先进多层半导电屏障界面，具有疏水分子结构，防止锡铜导体上的电化学腐蚀途径，(3)集成UV/臭氧吸收添加剂，在15年以上服务周期内减少聚合物链断裂退化约60%，(4)优化柔性架构，支持12×D鼓面部署半径（相比常规专化电缆的15×D及更高），对需要跨地理分布港口设施频繁再部署的移动挖泥设备至关重要。
Technical Department
on11/06/2026

什么是 俄标 GOST КРГП-ХЛ, КВГП-ХЛ：矿煤转运机抓斗小车用特别柔性高耐寒电缆工程解析

КРГП-ХЛ 与 КВГП-ХЛ 是面向 рудноугольных перегружателей，即矿石、煤炭转运/装卸设备抓斗小车连接场景的特别柔性高耐寒电缆。资料给出的产品定位非常明确：它们用于将矿煤转运机的 грейферная тележка 抓斗小车连接到 50 Hz 交流电网，其中 КРГП-ХЛ 采用橡胶绝缘，额定电压为 660 V；КВГП-ХЛ 采用聚氯乙烯塑料绝缘，额定电压为 380 V。其核心价值不是普通低压供电，而是在 -60°C 至 +50°C 的极寒户外环境中，经受长期复绕、低温大角度交变弯曲和抓斗小车往复运动
4 Min Read
C PUR Design Integration: FLEXIFESTOON PUR characteristics (inherited): Outer sheath: PUR (polyurethane, compact) Insulation: Special TPE (superior elongation) Central unit: Textile (mechanical support) Weight: 25–30% lighter than standard rubber Diameter: 15–20% smaller than rubber equivalent Cost: +15–25% premium over rubber Service life: 10–15 years (extended) Screened design addition (new): Screen: Tinned copper braid (EMC shielding) Coverage: 80–90% (good EMC performance) Diameter impact: +2–3 mm (screen adds ~3 mm to diameter) Weight impact: +500 kg/km (braid + outer sheath) Cost: Additional +10–15% for screen layer Combined C PUR result: vs. Unscreened PUR (FLEXIFESTOON PUR): FLEXIFESTOON PUR: Minimal diameter/weight, no EMC C PUR: Slightly larger (screen added), excellent EMC Choice: PUR for maximum compactness (non-EMI environments) C PUR for VFD motors, confined spaces with EMC requirements vs. Standard rubber screened (GRDGCGÖU-J): GRDGCGÖU-J: Standard diameter, heavy, rubber durability C PUR: Compact diameter, lightweight, superior oil/chemical resistance Choice: GRDGCGÖU-J for simple temporary festoon C PUR for permanent industrial machine tool installation Nomenclature: FLEXIFESTOON® = Product family (flexible cable) C = Screen (copper braid, "C" from German "Schirm") PUR = Material (polyurethane jacket) Result: "FLEXIFESTOON C PUR" = Screened compact polyurethane cable
Technical Department
on11/06/2026

什么是 ККГР, ККГРТ, ККГРВ, ККГВ, ККГПВ, ККПЭВ：转子综合体与挖掘机用柔性电缆工程解析

ККГР、ККГРТ、ККГРВ、ККГВ、ККГПВ、ККПЭВ 是一组用于 роторные комплексы 转子综合体和 одноковшовые экскаваторы 单斗挖掘机的柔性电缆。资料标题定义为“Кабели гибкие для роторных комплексов и экскаваторов”，按 ТУ 16.К73-027-91 制造，并符合 ГОСТ 31945-2012 要求。该系列覆盖电力连接、控制设备、通信、照明、机上电能分配，以及 ККПЭВ 的挖掘机计算系统信息传输
11 Min Read
N3GHSSYCY — это экранированный высоковольтный гибкий кабель промышленного класса, специально разработанный для подключения мобильного оборудования в шахтах и подземных выработках со взрывоопасной средой. Кабель соответствует международному стандарту DIN VDE 0250, часть 605 и выпускается в двух номинальных напряжениях: 3.6/6 кВ и 6/10 кВ. Особенностью конструкции является наличие фазоконцентрического заземляющего проводника и общего концентрического экрана мониторинга, которые в сочетании со схемой высоковольтной защиты позволяют контролировать кабель на наличие дефектов изоляции и повреждений от внешних воздействий.
Technical Department
on24/01/2026

Tinned Copper Conductors in Rubber Cables vs. Bare Copper in PVC Cables: A Technical Analysis of VDE Standards and Material Chemistry

In the specialized world of industrial cable manufacturing, the choice between tinned copper and bare copper conductors represents a critical engineering decision driven by material chemistry, environmental conditions, and international standards. The German VDE (Verband der Elektrotechnik, Elektronik und Informationstechnik) standards provide particularly stringent requirements for cable construction, and understanding why these standards mandate tinned copper conductors for rubber-insulated cables while permitting bare copper for PVC-insulated cables reveals fundamental principles of cable engineering and materials science.