{"id":10823,"date":"2026-04-23T15:01:16","date_gmt":"2026-04-23T07:01:16","guid":{"rendered":"https:\/\/feichuncables.com\/blog\/?p=10823"},"modified":"2026-04-23T15:01:19","modified_gmt":"2026-04-23T07:01:19","slug":"rheyfestoon-n3grd5g-chemistry-electromagnetics-mechanics-deep-analysis","status":"publish","type":"post","link":"https:\/\/feichuncables.com\/blog\/rheyfestoon-n3grd5g-chemistry-electromagnetics-mechanics-deep-analysis\/","title":{"rendered":"RHEYFESTOON\u00ae (N)3GRD5G: Chemistry-Electromagnetics-Mechanics Deep Analysis"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Rational engineering optimization through conscious elimination of over-specification. RHEYFESTOON\u00ae (N)3GRD5G removes the expensive copper shield (missing &#8220;(C)&#8221;) from (N)3GRDGC5G, creating a cost-optimized platform for pure 50\/60 Hz power transmission where electromagnetic shielding provides zero operational benefit. This analysis dissects HEPR insulation molecular design and 90\u00b0C vulcanization chemistry, 5G synthetic rubber sheath formulation, unshielded electromagnetic field distribution, conductor crosstalk physics, ground-loop impedance engineering, leakage inductance comparison, 240 m\/min high-speed rheology, mechanical fatigue crack initiation, and comprehensive cost-performance framework justifying non-shielded architecture in applications lacking high-frequency EMI.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-dominant-color=\"477a94\" data-has-transparency=\"false\" style=\"--dominant-color: #477a94;\" loading=\"lazy\" decoding=\"async\" width=\"1006\" height=\"628\" sizes=\"auto, (max-width: 1006px) 100vw, 1006px\" src=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1251-1006x628.avif\" alt=\"\" class=\"wp-image-10824 not-transparent\" title=\"\" srcset=\"https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1251-1006x628.avif 1006w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1251-300x187.avif 300w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1251-768x479.avif 768w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1251-400x250.avif 400w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1251-800x499.avif 800w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1251-832x519.avif 832w, https:\/\/feichuncables.com\/blog\/wp-content\/uploads\/image-1251.avif 1080w\" \/><\/figure>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n<meta charset=\"UTF-8\">\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n<title>RHEYFESTOON\u00ae (N)3GRD5G Unshielded Festoon Cable: Chemistry-Electromagnetics-Mechanics Deep Analysis<\/title>\n<meta name=\"description\" content=\"Advanced analysis of RHEYFESTOON\u00ae (N)3GRD5G unshielded heavy-duty festoon cable. Covers HEPR insulation, 5G rubber sheath, unshielded electromagnetics, crosstalk physics, ground-loop impedance, leakage inductance, 240 m\/min rheology, fatigue analysis, and cost-performance optimization vs. shielded (N)3GRDGC5G.\">\n<link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\">\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Source+Serif+4:ital,wght@0,400;0,600;0,700;1,400&#038;family=Instrument+Sans:wght@400;500;600;700&#038;family=IBM+Plex+Mono:wght@400;500&#038;display=swap\" rel=\"stylesheet\">\n<style>\n:root{--bg:#F5F3EE;--surf:#FFF;--dark:#1E1E1E;--sec:#474747;--ter:#727272;--pw:#15284A;--cu:#B86A3C;--tc:#2F6E43;--br:#D4D0C7}\n@media(prefers-color-scheme:dark){:root{--bg:#111014;--surf:#1B1A1F;--dark:#E5E2DC;--sec:#B2AFA8;--ter:#8A8781;--pw:#7DA3DB;--cu:#D89868;--tc:#7CBF8E;--br:#35333A}}\n*{box-sizing:border-box;margin:0;padding:0}\nhtml{font-size:16px;scroll-behavior:smooth}\nbody{font-family:'Instrument Sans',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--dark);line-height:1.8}\n.page{max-width:920px;margin:0 auto;padding:2.5rem 1.25rem 4rem}\n.hdr{padding-bottom:2rem;margin-bottom:2rem;border-bottom:2px solid var(--pw)}\n.hdr h1{font-family:'Source Serif 4',Georgia,serif;font-weight:800;font-size:2rem;line-height:1.3;margin-bottom:.8rem}\n.hdr .sub{font-size:.95rem;color:var(--sec);line-height:1.65}\n.badge{display:inline-block;background:var(--pw);color:white;font-size:.65rem;font-weight:700;padding:.25em 0.75em;border-radius:3px;margin-bottom:.5rem;margin-right:.3rem}\n.meta{display:flex;flex-wrap:wrap;gap:0.8rem;margin-top:.8rem;font-size:.75rem;color:var(--ter)}\n.toc{background:var(--surf);border:1px solid var(--br);border-left:4px solid var(--pw);padding:1.2rem;margin:2rem 0;border-radius:4px}\n.toc-label{font-weight:700;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--pw);margin-bottom:.5rem}\n.toc ol{list-style:none;counter-reset:tc;padding:0;columns:2;gap:1.5rem}\n.toc li{counter-increment:tc;margin-bottom:.25rem;font-size:.9rem}\n.toc li::before{content:counter(tc)\".\\A0\";font-weight:600;font-family:'IBM Plex Mono';color:var(--cu)}\n.toc a{color:var(--pw);text-decoration:none}\n.body h2{font-family:'Source Serif 4',Georgia,serif;font-weight:700;font-size:1.35rem;margin:2.2rem 0 .8rem;padding-bottom:.3rem;border-bottom:1px solid #eee}\n.body h3{font-weight:600;font-size:1.05rem;margin:1.5rem 0 .5rem}\n.body p{margin-bottom:1rem;color:var(--sec);text-align:justify}\n.body ul{margin:1rem 0 1.5rem 2rem;color:var(--sec);line-height:1.7}\n.pw-em{color:var(--pw);font-weight:600}\n.cu-em{color:var(--cu);font-weight:600}\n.note{padding:1rem;margin:1.2rem 0;border-radius:3px;border-left:3px solid;font-size:.9rem}\n.note.copper{background:rgba(184,106,60,0.08);border-left-color:var(--cu)}\n.note .nt{font-weight:700;font-size:.75rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:.3rem}\n.formula{background:var(--surf);border:1px solid var(--br);padding:1rem;margin:1rem 0;border-radius:3px;font-family:'IBM Plex Mono';font-size:.8rem;overflow-x:auto;line-height:1.8;color:var(--sec)}\n.formula .fnote{font-family:'Instrument Sans';font-size:.75rem;color:var(--ter);font-style:italic;margin-top:.5rem}\n.tw{width:100%;margin:1.2rem 0;border:1px solid var(--br);border-radius:3px;overflow-x:auto}\n.tw table{width:100%;border-collapse:collapse;font-size:.8rem}\n.tw thead th{background:var(--pw);color:white;font-weight:600;padding:.4rem;text-align:left;font-size:.75rem;border-bottom:2px solid var(--cu)}\n.tw tbody td{padding:.4rem;border-bottom:1px solid #eee;color:var(--sec)}\n.tw tbody tr:nth-child(even){background:#f9f9f9}\n.contact{background:var(--surf);border:1px solid var(--br);border-left:4px solid var(--cu);padding:1.2rem;margin:2rem 0;border-radius:3px}\n.contact h3{font-size:.95rem;margin-bottom:.7rem}\n.cg{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.6rem}\n.ci{font-size:.8rem;color:var(--sec)}\n.ci .lb{font-weight:600;font-size:.65rem;letter-spacing:.05em;text-transform:uppercase;color:var(--ter);margin-bottom:.2rem}\n.ci a{color:var(--pw);text-decoration:none}\n.ft{margin-top:1.5rem;padding-top:1rem;border-top:1px solid #eee;font-size:.7rem;color:var(--ter);text-align:center}\n@media(max-width:640px){.toc ol{columns:1}.hdr h1{font-size:1.4rem}}\n<\/style>\n<\/head>\n<body>\n<div class=\"page\">\n\n<header class=\"hdr\">\n<span class=\"badge\">Polymer Chemistry \u00b7 Electromagnetics \u00b7 Mechanics<\/span>\n<span class=\"badge\">HEPR \u00b7 Unshielded Topology \u00b7 Pure Power Transmission<\/span>\n<h1>RHEYFESTOON\u00ae (N)3GRD5G: Chemistry-Electromagnetics-Mechanics Deep Analysis<\/h1>\n<p class=\"hdr .sub\"><span class=\"pw-em\">Rational engineering optimization through conscious elimination of over-specification<\/span>. RHEYFESTOON\u00ae (N)3GRD5G removes the expensive copper shield (missing &#8220;(C)&#8221;) from (N)3GRDGC5G, creating a cost-optimized platform for pure 50\/60 Hz power transmission where electromagnetic shielding provides zero operational benefit. This analysis dissects HEPR insulation molecular design and 90\u00b0C vulcanization chemistry, 5G synthetic rubber sheath formulation, unshielded electromagnetic field distribution, conductor crosstalk physics, ground-loop impedance engineering, leakage inductance comparison, 240 m\/min high-speed rheology, mechanical fatigue crack initiation, and comprehensive cost-performance framework justifying non-shielded architecture in applications lacking high-frequency EMI.<\/p>\n<div class=\"meta\">\n<span>Anhui Feichun Heavy Equipment Cable Engineering<\/span>\n<span>Advanced Edition April 2026<\/span>\n<span>Engineering Master-Level ~55 minutes<\/span>\n<\/div>\n<\/header>\n\n<nav class=\"toc\">\n<div class=\"toc-label\">Core Sections \u2014 10 Deep-Dives<\/div>\n<ol>\n<li><a href=\"#s1\">Why Non-Shielded Is Optimal for Pure-Power Applications<\/a><\/li>\n<li><a href=\"#s2\">HEPR Insulation: High-Modulus Ethylene-Propylene Molecular Design<\/a><\/li>\n<li><a href=\"#s3\">HEPR Vulcanization: Peroxide Cross-Linking &#038; Temperature Mechanics<\/a><\/li>\n<li><a href=\"#s4\">5G Sheath: Synthetic Rubber Chemistry &#038; Stabilizer Systems<\/a><\/li>\n<li><a href=\"#s5\">Unshielded Electromagnetics: Field Distribution &#038; Crosstalk Physics<\/a><\/li>\n<li><a href=\"#s6\">Ground-Loop Impedance &#038; Zero-Sequence Current in Festoon<\/a><\/li>\n<li><a href=\"#s7\">Leakage Inductance: Unshielded vs. Shielded Topology Comparison<\/a><\/li>\n<li><a href=\"#s8\">240 m\/min High-Speed Rheology: Mechanical Stress &#038; Torsional Dynamics<\/a><\/li>\n<li><a href=\"#s9\">HEPR Fatigue Crack Initiation: Cyclic Flexure Life Prediction<\/a><\/li>\n<li><a href=\"#s10\">Cost-Performance Matrix: (N)3GRD5G vs. (N)3GRDGC5G Selection Framework<\/a><\/li>\n<\/ol>\n<\/nav>\n\n<section class=\"body\">\n\n<section id=\"s1\">\n<h2>1. Why Non-Shielded Is Optimal for Pure-Power Applications<\/h2>\n<p>RHEYFESTOON\u00ae (N)3GRD5G&#8217;s missing &#8220;(C)&#8221; (concentric shielding in VDE 0250-812 nomenclature) is <span class=\"pw-em\">not cost-cutting, but precision engineering optimization<\/span>. Shielding adds material cost (USD 0.8\u20131.5\/meter), weight (+20\u201335%), and flexibility constraints. For 50\/60 Hz pure power transmission, shielding provides zero functional benefit. Load currents (100\u2013600 A) and voltage drops (<5%) dominate circuit behavior; EMI-induced noise (<0.1 V) is electrically insignificant. Therefore, removing shielding reduces cost, weight, and thermal resistance without sacrificing performance \u2014 rational optimization, not derating.<\/p>\n<\/section>\n\n<section id=\"s2\">\n<h2>2. HEPR Insulation: High-Modulus Ethylene-Propylene Molecular Design<\/h2>\n<p>HEPR (the &#8220;3G&#8221; insulation) is engineered for <span class=\"pw-em\">elevated mechanical stiffness while maintaining elasticity<\/span>. Copolymer of ethylene (\u2212CH\u2082\u2212CH\u2082\u2212) and propylene (\u2212CH(CH\u2083)\u2212CH\u2082\u2212) in ~50:50 molar ratio with controlled block distribution. Ethylene-rich sequences create crystalline reinforcement; propylene segments provide low-temperature flexibility. Result: Young&#8217;s modulus ~8\u201312 MPa @ 23\u00b0C (vs. 5\u20137 MPa for standard EPR). Trade-off: Tg increases to ~\u221220\u00b0C (vs. \u221230\u00b0C), slightly reducing cold-temperature flexibility but dramatically improving hot-temperature mechanical retention \u2014 appropriate for 0\u201390\u00b0C operational envelope.<\/p>\n<\/section>\n\n<section id=\"s3\">\n<h2>3. HEPR Vulcanization: Peroxide Cross-Linking &#038; Temperature Mechanics<\/h2>\n<p>Peroxide vulcanization (dicumyl peroxide, 1.5\u20133.0 phr) generates alkyl radicals that create C\u2212C cross-links in the polymer backbone. Result: Degree of Cross-Linking (DCB) = 60\u201375% (1 cross-link per 500\u2013700 carbons). At 90\u00b0C conductor temperature: E_f(90\u00b0C) \u2248 0.6\u20130.7 \u00d7 E_f(23\u00b0C), representing acceptable 30\u201340% modulus loss. The &#8220;clean&#8221; C\u2212C network (no sulfur by-products) is thermally stable, justifying 90\u00b0C continuous &#8220;3G&#8221; rating over 15+ year service life.<\/p>\n<\/section>\n\n<section id=\"s4\">\n<h2>4. 5G Sheath: Synthetic Rubber Chemistry &#038; Stabilizers<\/h2>\n<p>The 5G outer sheath is specialized rubber optimized for mechanical exposure: 50\u201360% elastomer blend (natural rubber 40% + chloroprene 20%), 25\u201335% carbon black filler (provides reinforcement &#038; UV absorption), 8\u201312% plasticizers (enable \u221240\u00b0C flexibility), 2\u20134% sulfur vulcanization system, 2\u20133% antioxidants, 1\u20132% UV absorbers + antiozonants. Result: Sheath operates 80\u00b0C (transmitted from conductor), with antioxidant system continuously scavenging free radicals. Annual oxidation rate: ~0.5\u20131% mass loss (negligible for 10+ year life). Thermal activation energy: ~90 kJ\/mol; temperature coefficient: ~6\u20138% rate increase\/\u00b0C.<\/p>\n<\/section>\n\n<section id=\"s5\">\n<h2>5. Unshielded Electromagnetics: Field Distribution &#038; Crosstalk<\/h2>\n<p>Without copper shielding, electromagnetic fields freely distribute around the cable. For 3-phase festoon at 300 A phase current and 1 m measurement height: external B-field \u2248 0.5\u20131.0 \u03bcT (unshielded) vs. <1 nT (shielded). For pure 50\/60 Hz power without VFD harmonics, this unshielded field poses no EMI risk. However, if VFD drives operate nearby, harmonic currents (150, 250, 350 Hz) can induce audible interference in sensitive signal circuits \u2014 critical application boundary that procurement engineers must respect.<\/p>\n<\/section>\n\n<section id=\"s6\">\n<h2>6. Ground-Loop Impedance &#038; Zero-Sequence Current<\/h2>\n<p>The protective earth conductor (PE, 10\u201316 mm\u00b2 copper) becomes the sole return path in unshielded systems. Ground-loop impedance is higher: Z_PE(unshielded) \u2248 1.5\u20132\u00d7 Z_PE(shielded). For 50 Hz, this difference is typically <1 m\u03a9 \u2014 operationally negligible. However, for zero-sequence earth-fault detection (I\u0394n devices), higher impedance can affect fault-loop closure time by 1\u20132 ms, potentially impacting protection coordination in systems with cascaded earth-leakage breakers.<\/p>\n<\/section>\n\n<section id=\"s7\">\n<h2>7. Leakage Inductance: Unshielded vs. Shielded Comparison<\/h2>\n<p>Leakage inductance (magnetic energy stored between conductors): L_m(unshielded) \u2248 0.23 \u03bcH\/m vs. L_m(shielded) \u2248 0.02 \u03bcH\/m (~10\u00d7 reduction). For constant-power loads (induction motors), inductance difference is negligible \u2014 voltage drop dominated by resistance (P = I\u00b2R). For switched loads (solenoids, contactors) with di\/dt >100 A\/ms, higher inductance creates larger voltage transients. Designers must ensure contactor suppression (freewheeling diodes, RC snubbers) is adequate for unshielded topology&#8217;s higher dLi\/dt response.<\/p>\n<\/section>\n\n<section id=\"s8\">\n<h2>8. 240 m\/min High-Speed Rheology: Mechanical Stress &#038; Torsional Dynamics<\/h2>\n<p>At 240 m\/min reeling speed, the cable undergoes cyclic mechanical stress. The HEPR insulation experiences <span class=\"pw-em\">dynamic bending strain<\/span> (~1\u20133% nominal strain) combined with <span class=\"pw-em\">torsional twisting<\/span> (\u2264120\u00b0\/m peak). The round conductor geometry distributes stress more evenly than flat bundles, reducing local stress concentration. Flexural modulus of HEPR at operational temperatures (0\u201390\u00b0C) varies from ~9 MPa (cold) to ~6 MPa (hot), maintained within acceptable range for cyclic bending endurance.<\/p>\n<\/section>\n\n<section id=\"s9\">\n<h2>9. HEPR Fatigue Crack Initiation: Cyclic Flexure Life<\/h2>\n<p>Fatigue crack initiation in HEPR occurs through <span class=\"pw-em\">cyclic strain-induced stress concentration<\/span> at cable bends. The Goodman diagram (stress amplitude vs. mean stress) for HEPR indicates safe endurance limit at ~1\u20132 MPa cyclic stress (well above typical festoon stresses <0.5 MPa). Expected fatigue life: >10\u2077 cycles (>10 years at 3,000 coil\/uncoil cycles\/day). Critical design parameter: bend radius. Minimum bend radius (non-damaging): typically ~500 mm for RHEYFESTOON\u00ae (N)3GRD5G; tighter radii increase fatigue risk exponentially.<\/p>\n<\/section>\n\n<section id=\"s10\">\n<h2>10. Cost-Performance Matrix: (N)3GRD5G vs. (N)3GRDGC5G Selection Framework<\/h2>\n\n<div class=\"tw\">\n<table>\n<thead><tr><th>Parameter<\/th><th>(N)3GRD5G Unshielded<\/th><th>(N)3GRDGC5G Shielded<\/th><\/tr><\/thead>\n<tbody>\n<tr><td>Copper shielding<\/td><td>None<\/td><td>85\u201390% braid<\/td><\/tr>\n<tr><td>BOM cost (\/meter)<\/td><td>USD 2.5\u20133.2<\/td><td>USD 3.8\u20134.8<\/td><\/tr>\n<tr><td>Total mass (\/meter)<\/td><td>~450 g\/m<\/td><td>~580 g\/m<\/td><\/tr>\n<tr><td>Outer diameter<\/td><td>~18 mm (95mm\u00b2 bundle)<\/td><td>~22 mm<\/td><\/tr>\n<tr><td>Min bend radius<\/td><td>500 mm<\/td><td>600 mm<\/td><\/tr>\n<tr><td>EMI shielding (1\u201310 GHz)<\/td><td>None<\/td><td>>40 dB<\/td><\/tr>\n<tr><td>External B-field (50 Hz, 1m)<\/td><td>~1 \u03bcT<\/td><td><1 nT<\/td><\/tr>\n<tr><td>Leakage inductance<\/td><td>~0.23 \u03bcH\/m<\/td><td>~0.02 \u03bcH\/m<\/td><\/tr>\n<tr><td>Thermal resistance<\/td><td>Lower (better dissipation)<\/td><td>Higher (copper barrier)<\/td><\/tr>\n<tr><td>Ideal applications<\/td><td>Pure power; no VFD nearby<\/td><td>Power + signal mixed; VFD present<\/td><\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\n<p><strong>Selection guidance:<\/strong> Choose (N)3GRD5G for STS main feeders, motor power distribution, traditional relay-controlled systems. Choose (N)3GRDGC5G when VFD drives, high-speed signal circuits, or complex EMC requirements are present. Consider hybrid approach: (N)3GRD5G for power main line + (N)3GRDGC5G for control\/signal circuits \u2014 maximum cost optimization.<\/p>\n\n<\/section>\n\n<\/section>\n\n<section class=\"contact\">\n<h3>Heavy Equipment Cable Engineering &#038; Procurement Support<\/h3>\n<div class=\"cg\">\n<div class=\"ci\">\n<span class=\"lb\">Heavy Equipment &#038; Port Systems<\/span>\n<a href=\"mailto:mining@feichuncables.com\">mining@feichuncables.com<\/a>\n<\/div>\n<div class=\"ci\">\n<span class=\"lb\">Technical Specifications<\/span>\n<a href=\"mailto:Tech@feichuncables.com\">Tech@feichuncables.com<\/a>\n<\/div>\n<div class=\"ci\">\n<span class=\"lb\">Commercial &#038; Procurement<\/span>\n<a href=\"mailto:zihao.yang@feichuncables.com\">zihao.yang@feichuncables.com<\/a>\n<\/div>\n<div class=\"ci\">\n<span class=\"lb\">Direct Contact<\/span>\n<a href=\"https:\/\/wa.me\/8613855123218\" target=\"_blank\" rel=\"noopener\">+86 138 5512 3218<\/a>\n<\/div>\n<div class=\"ci\">\n<span class=\"lb\">Website<\/span>\n<a href=\"https:\/\/www.feichuncables.com\">www.feichuncables.com<\/a>\n<\/div>\n<\/div>\n<\/section>\n\n<footer class=\"ft\">\n<p>\u00a9 2026 Anhui Feichun Special Cable Co., Ltd. This analysis demonstrates engineering discipline in cost-performance optimization \u2014 removing unnecessary specifications to deliver optimal value without compromising safety or reliability. RHEYFESTOON\u00ae (N)3GRD5G is not a &#8220;cheaper alternative&#8221; but a precisely specified solution for applications where shielding is functionally irrelevant.<\/p>\n<\/footer>\n\n<\/div>\n<\/body>\n<\/html>\n","protected":false},"excerpt":{"rendered":"RHEYFESTOON\u00ae (N)3GRD5G&#8217;s missing &#8220;(C)&#8221; (concentric shielding in VDE 0250-812 nomenclature) is not cost-cutting, but precision engineering optimization. Shielding adds material cost (USD 0.8\u20131.5\/meter), weight (+20\u201335%), and flexibility constraints. For 50\/60 Hz pure power transmission, shielding provides zero functional benefit. Load currents (100\u2013600 A) and voltage drops (","protected":false},"author":1,"featured_media":10824,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"csco_singular_sidebar":"left","csco_page_header_type":"title","csco_page_load_nextpost":"","footnotes":""},"categories":[66,94,464,56,53617],"tags":[54305,54308,51148,53552,54332,4482,54307,54319,54313,54330,54326,54317,53312,54324,44939,54303,54300,54311,54315,53613,54302,54321,54309,54272,53429,54301,53550,54298,9358,53339,54304,53338,54333,36535,9822,54316,33453,53274,54310,38606,54306,53639,54318,54329,54297,54328,54327,33102,54312,53633,54323,43784,54325,54299,51161,54322,54314,54331,54320],"class_list":["post-10823","post","type-post","status-publish","format-standard","has-post-thumbnail","category-common-problems-encountered-in-cable-applications","category-din-vde-0250-mining-cable","category-flexible-cables-with-high-bending-life-and-fatigue-resistance","category-reeling-cable","category-sts-crane-cable","tag-240-m-min-rheology","tag-50-60-hz-power","tag-5g-rubber-sheath","tag-ambiente-marino","tag-analisis-de-fatiga","tag-anhui-feichun","tag-antioxidants","tag-antiozonants","tag-bom-cost","tag-cable-de-alta-velocidad-240-m-min","tag-cable-feston-sin-blindaje","tag-carbon-black-filler","tag-chile","tag-control-signal-circuits","tag-copper-shielding","tag-cost-performance-optimization","tag-crosstalk-physics","tag-emc-requirements","tag-emi-risk","tag-especificacion-tecnica","tag-fatigue-analysis","tag-fatigue-crack-initiation","tag-flexural-modulus","tag-goodman-diagram","tag-gran-mineria","tag-ground-loop-impedance","tag-grua-portuaria","tag-heavy-duty-festoon-cable-2","tag-hepr-insulation","tag-instalacion-fija","tag-leakage-inductance","tag-mineria-chilena","tag-mineria-peruana","tag-minimum-bend-radius","tag-mining","tag-motor-power-distribution","tag-peroxide-cross-linking","tag-peru","tag-plasticizers","tag-port-crane","tag-pure-power-transmission","tag-reemplazo-de-cable","tag-relay-controlled-systems","tag-resistencia-a-la-corrosion","tag-rheyfestoon-n3grd5g-2","tag-sistema-de-traccion","tag-sts-main-feeders","tag-sulfur-vulcanization","tag-synthetic-rubber","tag-terminal-portuario","tag-thermal-activation-energy","tag-thermal-resistance","tag-transmision-de-potencia-pura","tag-unshielded-electromagnetics","tag-unshielded-festoon-cable","tag-uv-absorbers","tag-vfd-harmonics","tag-vida-util-15-anos","tag-vulcanization-chemistry","cs-entry"],"_links":{"self":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/10823","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/comments?post=10823"}],"version-history":[{"count":1,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/10823\/revisions"}],"predecessor-version":[{"id":10825,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/posts\/10823\/revisions\/10825"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media\/10824"}],"wp:attachment":[{"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/media?parent=10823"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/categories?post=10823"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feichuncables.com\/blog\/wp-json\/wp\/v2\/tags?post=10823"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}