National Specialized and Sophisticated Little Giant Enterprise recognition reflects Hongchang's focused manufacturing capability in carbon fiber materials.
Carbon Fiber Heat Preservation Material for High-temperature Systems
Carbon Fiber Materials

Our Vision
To become a trusted carbon fiber materials partner for high-temperature thermal insulation, energy equipment and advanced manufacturing fields.
Our Mission
We focus on customer requirements, stable product quality and shared value through R&D, manufacturing and responsive technical service.

ABOUT HONGCHANG
With a Professional Thermal Field Design Team
Anhui Hongchang New Materials Co., Ltd. was founded in 2014 in Suixi Economic Development Zone, Huaibei, Anhui. We develop and manufacture carbon fiber thermal insulation materials with integrated needle punching, pre-oxidation, carbonization, graphitization and finished-product capabilities.

Anhui Hongchang New Materials Co., Ltd.
Carbon fiber insulation materials manufacturer
Hongchang focuses on carbon fiber felt, graphite felt and rigid composite felt for high-temperature insulation systems, with production and service capability built around industrial thermal-field needs.
PRODUCT SYSTEM
Graphite Soft Felt, Graphite Hard Felt and Other High-temperature Materials
The product range covers graphite felt, rigid composite felt, carbon cloth, carbon rope, graphite paper, battery felt, quartz crucibles and developing coating solutions for photovoltaic, semiconductor, vacuum furnace and energy applications.

Graphite Soft Felt
PAN-based, viscose-based and pre-oxidized felt materials for mature high-temperature thermal insulation systems.

Graphite Hard Felt
Rigid PAN and viscose composite felt for single-crystal furnaces, vacuum sintering furnaces and high-end heat treatment equipment.

Carbon Cloth & Carbon Rope
Woven and braided carbon fiber materials with high-temperature resistance, conductivity and customizable specifications.

Graphite Paper
Graphite paper with thermal conductivity, low expansion and thermal shock resistance for composite layers and high-temperature sealing.

Battery Felt
Uniform PAN-based carbon fiber felt developed for flow battery stacks, with customizable thickness and width requirements.

Quartz Crucibles
Used as a silicon container in crystal growth.
WHY CHOOSE HONGCHANG
Integrated services encompassing R&D, design, production, and installation.
Hongchang combines material research, process control and manufacturing execution in one system, helping buyers evaluate carbon fiber thermal materials for demanding furnace and energy applications.
Complete Process Chain
Needle punching, pre-oxidation, carbonization, graphitization and finished-product processing are integrated in our production capability.
Certified Management Systems
The company has passed quality, environmental, occupational health and safety, intellectual property and energy management systems.
R&D and Technical Centers
Supported by a postdoctoral research workstation, enterprise technology center and engineering technology center.
Standards, Patents and Green Factory
We participate in 10+ released standards, hold 20+ authorized patents and have been recognized as an Anhui Green Factory.
APPLICATIONS
Heat Preservation Materials for Photovoltaic, Semiconductor and High-Temperature Furnaces
Hongchang materials are used in photovoltaic crystal growth furnaces, vacuum sintering, thermal processing, semiconductor single-crystal silicon and aerospace-related high-temperature systems.
Photovoltaic Crystal Growth Furnaces
Graphite felt and rigid composite felt for insulation layers in single-crystal and photovoltaic furnace systems.
Vacuum Sintering & Thermal Processing
Carbon fiber insulation materials for vacuum sintering furnaces, powder metallurgy furnaces and heat treatment equipment.
Semiconductor Single-Crystal Silicon
High-purity and low-ash material options for demanding semiconductor silicon processing environments.
Aerospace Thermal Materials
Carbon fiber thermal materials can support aerospace-related equipment and advanced thermal systems where heat resistance and material stability are critical.
R&D & QUALITY
Integrated Manufacturing, Testing and Green Development
From material selection to production control, Hongchang builds carbon fiber thermal materials around stable processes, certified systems and practical technical documentation.
Complete Process Chain
Needle punching to graphitization and finished products
Capability Focus:
Full-Chain Production
Key Points:
- Needle punching and nonwoven forming
- Pre-oxidation and carbonization
- Graphitization processing
- Composite felt finishing
- Product customization support
- Stable quality control
R&D Platforms
University-supported research and technical centers
Capability Focus:
Innovation Driven
Key Points:
- Postdoctoral research workstation
- Provincial enterprise technology center
- Huaibei engineering technology center
- 3 provincial new products
- 2 provincial industrial boutique products
- Continuous material performance development
Quality & Compliance
Systems, standards, patents and green manufacturing
Capability Focus:
Verified Systems
Key Points:
- Quality management system
- Environmental management system
- Occupational health and safety
- IP management system
- Energy management system
- Certificates and test reports available
HONORS & TRUST
Recognized Carbon Fiber and Graphite Heat Preservation Materials Manufacturer
Hongchang's recognition includes National High-Tech Enterprise, Specialized and Sophisticated Little Giant Enterprise, National Intellectual Property Advantage Enterprise and Anhui Green Factory honors.
National High-Tech Enterprise with carbon fiber material research, production and technical service capability.
National Intellectual Property Advantage Enterprise with 20+ authorized patents and continued standards participation.
Anhui Green Factory recognition is supported by environmental and energy management systems.
Postdoctoral research workstation, enterprise technology center and engineering technology center support continuous material development.
Hongchang has participated in 10+ released standards for carbon fiber and carbon material fields.
FAQS
Practical Answers for Carbon Fiber Material Buyers
We manufacture carbon fiber felt, graphite felt, rigid composite felt, carbon cloth, carbon rope, graphite paper, battery felt, quartz crucibles and related developing products.
They are used in photovoltaic furnace systems, vacuum sintering, thermal processing, semiconductor single-crystal silicon and aerospace-related high-temperature systems.
Many products can be discussed by material base, thickness, width, ash content, density and working environment. Carbon rope, battery felt and several felt products list customizable specifications.
The company has quality, environmental, occupational health and safety, intellectual property and energy management systems.
Send the material type, furnace or equipment application, working atmosphere, temperature range, thickness, width and purity or ash requirements so our team can review a suitable option.
NEWS & DISCLOSURE
Company Updates and Public Information
REQUEST SUPPORT
Send Your Carbon Fiber Material Requirements
Share your application, material base, thickness, width, working temperature and purity requirements. Hongchang can review suitable carbon fiber felt, graphite felt or composite insulation options for your system.


