{"id":2173,"date":"2026-07-03T09:29:43","date_gmt":"2026-07-03T09:29:43","guid":{"rendered":"https:\/\/hanmetallurgy.com\/?post_type=product&p=2173"},"modified":"2026-07-03T09:29:43","modified_gmt":"2026-07-03T09:29:43","slug":"submerged-arc-furnace-copper-contact-shoe","status":"publish","type":"product","link":"https:\/\/luzixinzuonew.han-light.com\/index.php\/product\/submerged-arc-furnace-copper-contact-shoe\/","title":{"rendered":"Submerged Arc Furnace Copper Contact Shoe"},"content":{"rendered":"
\n

<\/p>\n

\n

Submerged Arc Furnace Copper Contact Shoe<\/h1>\n
<\/div>\n

High-Conductivity Electrode Contacts by HANI Metallurgy<\/p>\n<\/div>\n

<\/p>\n

\n

Maximum Power Delivery with HANI Copper Contact Shoes<\/h2>\n

The Submerged Arc Furnace Copper Contact Shoe<\/strong> is the critical interface responsible for transferring massive electrical currents from the short-net system to the electrode column. As a specialized SAF electrode contact<\/strong>, it must provide high electrical conductivity, superior thermal resistance, and exceptional mechanical durability. At HANI<\/strong>, we have engineered world-class copper shoe<\/strong> solutions using high-purity forged copper and advanced internal water-cooling circuits. Our electrical contact<\/strong> components are designed to minimize contact resistance and prevent localized overheating, ensuring that the intense energy demands of ferroalloy and silicon metal production are met with the highest possible efficiency.<\/p>\n

HANI’s Submerged Arc Furnace Copper Contact Shoe<\/strong> is manufactured using a specialized extrusion and forging process that eliminates internal porosity, a common cause of premature failure in cast components. Whether for a 12.5 MVA or a 50 MVA facility, the SAF electrode contact<\/strong> must deliver a stable current density without arcing or pitting. Our copper shoe<\/strong> units feature a precision-machined contact surface that matches the curvature of the electrode, ensuring 100% surface engagement. By utilizing our electrical contact<\/strong> technology, producers can achieve better power factors and significantly lower maintenance costs. As a global leader in furnace consumables, HANI provides Submerged Arc Furnace Copper Contact Shoe<\/strong> solutions that are the industry standard for reliability and electrical performance.<\/p>\n<\/div>\n

<\/p>\n

\n

Technical Parameters of HANI Copper Contact Shoes<\/h2>\n
\n\n\n\n\n\n\n\n\n
Technical Metric<\/th>\nUnit<\/th>\nHANI-CS-FORGED<\/th>\nHANI-CS-EXTRUDED<\/th>\nHANI-CS-HIGH-TEMP<\/th>\n<\/tr>\n<\/thead>\n
Copper Purity<\/td>\n%<\/td>\n\u226599.95<\/td>\n\u226599.90<\/td>\n\u226599.99<\/td>\n<\/tr>\n
Electrical Conductivity<\/td>\n%IACS<\/td>\n96-101<\/td>\n94-98<\/td>\n\u2265100<\/td>\n<\/tr>\n
Max. Current Density<\/td>\nA\/cm\u00b2<\/td>\n25-35<\/td>\n20-30<\/td>\n30-40<\/td>\n<\/tr>\n
Hardness (Brinell)<\/td>\nHB<\/td>\n\u226585<\/td>\n\u226575<\/td>\n\u226590<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

<\/p>\n

\n

The Physics of High-Current Electrical Contacts<\/h2>\n

The performance of a Submerged Arc Furnace Copper Contact Shoe<\/strong> is determined by its electrical contact resistance and heat transfer coefficient. In an SAF electrode contact<\/strong>, the resistance is a function of the contact pressure and the surface condition of the copper. HANI\u2019s copper shoe<\/strong> utilizes a proprietary “High-Pressure Contact” design that ensures the microscopic peaks and valleys of the copper surface are plastically deformed against the electrode, maximizing the effective electrical contact<\/strong> area.<\/p>\n

\n

Contact Engineering Principles:<\/p>\n

1. Ohmic Loss Minimization: Ultra-high purity copper ensures the lowest bulk resistivity in the Submerged Arc Furnace Copper Contact Shoe<\/strong>.
\n2. Integrated Water Cooling: Deep-drilled cooling channels remove heat directly from the SAF electrode contact<\/strong> interface.
\n3. Surface Passivation: Specialized coatings to prevent oxidation and maintain low electrical contact<\/strong> resistance.<\/p>\n<\/div>\n

Scientific facts show that a 0.1 m\u03a9 increase in contact resistance can lead to a 50\u00b0C rise in the copper shoe<\/strong> temperature at 60 kA. HANI’s Submerged Arc Furnace Copper Contact Shoe<\/strong> ensures that the SAF electrode contact<\/strong> temperature remains below critical limits. Our electrical contact<\/strong> solutions also include thermal sensors embedded within the copper block to provide real-time feedback to the furnace automation system, preventing “hot-spot” damage and extending the life of the electrode column.<\/p>\n<\/div>\n

<\/p>\n

\n

Key Advantages of HANI Copper Shoes<\/h2>\n