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Graphite Soft Felt, Graphite Hard Felt and Other High-temperature Materials

Hongchang product families cover flexible carbon fiber felt, graphite felt, rigid composite felt, carbon cloth, carbon rope, graphite paper, battery felt, quartz crucibles and coating solutions for photovoltaic, semiconductor, vacuum furnace and energy applications.

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Browse Hongchang material families for high-temperature insulation, thermal field protection and energy equipment use.

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Activated Carbon Fiber Felt

Activated carbon fiber, also known as fibrous activated carbon, is a high-efficiency activated adsorption material and environmental protection engineering material with better performance than granular activated carbon. It features large adsorption capacity, fast adsorption rate, easy regeneration, heat resistance, acid resistance, alkali resistance, as well as good electrical conductivity and chemical stability. It is widely used in solvent recovery, air filtration, water treatment and other industries.

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Lithium Battery HI-1Z

Our graphite anode material uses high-quality raw materials and is prepared through core processes such as precise morphology treatment, surface modification, and high-temperature graphitization. It has advantages including high capacity, high compaction, long cycle life, and low expansion. It is suitable for lithium battery needs in power, energy storage, consumer electronics and other fields. Product performance parameters can be adjusted according to customers’ customized requirements to meet the strict use requirements of different scenarios.

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Sodium Battery HL-1Q

Hard carbon anode specifically designed for sodium-ion batteries, prepared using biomass and resin as raw materials respectively, can meet the needs and application scenarios of various sodium-ion battery customers.

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Flow Battery Felt

Our company uses imported high-quality polyacrylonitrile fibers as raw materials. Through our independently developed continuous production line, the product has good thickness uniformity, high electrochemical performance, and stable corrosion resistance. It can effectively reduce the internal resistance of the battery stack, improve energy conversion efficiency, increase the current density of the flow battery, and improve the utilization rate of electrolyte. The product is mainly used as electrodes in various flow battery industries.

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Quartz Crucible

Quartz crucible is a container made from high-purity quartz sand. It is clean, homogeneous and resistant to high temperature, and is mainly used in the semiconductor and photovoltaic industries.

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Battery Felt

Battery felt offers good thickness uniformity, low stack internal resistance, good electrochemical performance, corrosion resistance, low stack cycle decay and high energy efficiency. It is mainly used in flow energy storage battery systems.

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Selection Support for Thermal Insulation Materials

Share the application, furnace type, working temperature, thickness, width, purity and installation conditions. Hongchang can help match the suitable felt, composite insulation or carbon fiber material family.