Explore our top-tier selection of continuous basalt products engineered for reinforcing civil infrastructure and demanding industrial applications.
The ongoing global transition toward highly efficient thermal energy management and strict eco-friendly parameters has placed continuous basalt fiber products at the forefront of the composites industry. High-temperature basalt yarn is an inorganic fiber extracted from volcanic rock melts at 1450°C. Compared to conventional silica glass fibers or expensive carbon matrixes, high-temperature basalt yarn is recognized as an exceptionally reliable thermal barrier and structural reinforcement medium.
In modern global manufacturing contexts, continuous heat resistance coupled with high chemical stability is a key operational requirement. From mechanical insulation jackets in hot zones of industrial engines to safety-critical aerospace thermal containment shells, the commercial value of custom basalt twisted yarn is soaring. Its naturally low carbon footprint makes it a top choice for organizations dedicated to achieving net-zero emissions while optimizing supply performance.
A multi-parameter evaluation demonstrating the superior thermal threshold and mechanical resilience of custom high-temperature basalt yarn.
| Performance Metrics | High-Temp Basalt Yarn | E-Glass Fiber | Silica (High-Quartz) Fiber | Carbon Fiber (PAN-based) |
|---|---|---|---|---|
| Operating Temperature Range | -260°C to +700°C (Excursions to 980°C) | -60°C to +450°C | -60°C to +950°C | -50°C to +400°C (In Inert Atmosphere: 2000°C) |
| Tensile Strength (MPa) | 3000 – 4800 | 1500 – 2500 | 850 – 1400 | 3500 – 6000 |
| Elastic Modulus (GPa) | 85 – 115 | 72 – 76 | 70 – 78 | 230 – 600 |
| Alkali & Acid Resistance | Outstanding (Excellent Retention) | Poor to Moderate | Moderate | Highly Inert |
| Eco-Footprint / Recycle Status | 100% Recyclable Natural Rock | High energy processing; Non-recyclable | Intense chemical footprint | Extremely complex carbon footprint |
Analyzing corporate shifts toward supply resilience, extreme thermal tolerances, and sustainability-centric manufacturing systems.
Global industrial enterprises face increasingly harsh operating environments. Procurement teams look for structural components with sustained stability in hot zones, high-humidity, and saline conditions. Basalt's natural resistance to oxidation, acidic media, and alkaline environments addresses a major challenge for structural engineers.
Technological advances in yarn processing focus heavily on matrix compatibility. Modern custom high-temperature basalt yarns are formulated with specialized sizing chemistries (such as silane, starch-based, or high-compatibility epoxy coatings) to achieve optimal bonding strength with matrix materials, increasing interlaminar shear strength.
As aerospace and high-temperature filtration industries seek replacements for high-cost carbon and quartz fibers, high-tensile basalt fiber products provide an ideal cost-to-performance ratio. Basalt fiber offers premium performance benefits close to carbon, but at a more competitive cost structure.
China Beihai was founded in 2015 and is located in Jiujiang, Jiangxi Province. As a high-tech enterprise focused on research, development, and high-performance production of continuous basalt fiber materials, Beihai is a leading name in the domestic and global industrial sectors.
Our state-of-the-art facilities implement a Factory 4.0 approach. We use automated systems, intelligent continuous furnaces, and strict quality control measures to manage everything from melting raw natural basalt quarry stones to final high-precision filament drawing, sizing, and twisting. This automated process minimizes variations in tensile strength, ensuring a consistent product for demanding aerospace, military, and infrastructure clients.
By operating directly in Jiujiang with secure domestic supply chains, China Beihai Group maintains constant access to premium raw volcanic rock. This raw material security protects our global partners from geopolitical and trade disruptions, ensuring stable pricing and reliable delivery schedules.
Our focus on quality, innovation, and sustainability ensures our clients receive best-in-class basalt solutions.
At China Beihai group, we specialize in the production of a wide range of products including basalt fiber mat (Basalt fiber chopped strand mat, Basalt fiber cloth), basalt fiber roving, basalt fiber yarn, basalt fiber chopped strands, and basalt fiber products (Basalt Fiber rebar, basalt fiber sleeves and tape). Our products are designed to meet the diverse needs of various industries, providing high-quality solutions for our customers.
At China Beihai group, we are dedicated to the production of a wide array of basalt-based products, ranging from basalt fiber mat, fabric, and roving to chopped strand and specialized construction materials. Our focus is on delivering high-quality, sustainable solutions for industries such as construction, geotechnical engineering, and manufacturing. With a commitment to innovation and excellence, we strive to cater to the unique requirements of our clients by offering a comprehensive selection of basalt-derived products.
Choosing to work with China Beihai means working with a leading manufacturer of basalt products. Our commitment to quality, innovation and sustainability sets us apart, ensuring our customers receive best-in-class solutions for their diverse needs. Reliability and customer satisfaction, we offer a wide range of high-quality basalt materials and construction products, backed by our dedication to excellence and industry expertise. When you partner with China Beihai, you can trust that you are working with a reliable and forward-thinking partner.
From aerospace high-heat components to marine environments, see how basalt yarn solves key engineering challenges.
Our basalt products have diverse applications in house construction, including high-tensile basalt rebar that resists corrosion in concrete structures.
In the aerospace field, basalt fibers are ideal for manufacturing aircraft wings, light interior components, and high-temp sound insulation panels.
Used for spacecraft shell materials, thermal protection systems, and high-temperature-resistant components of aircraft engines.
Basalt-added concrete increases tensile strength, crack resistance, chemical durability, and overall workability in tough environments.
Perfect for exhaust system insulation, engine heat shields, and high-wear friction components to support lightweight automotive designs.
High strength, durability, and impact absorption shield structures from high-energy collisions, fire, and harsh environmental weathering.
Excellent resistance to acidic compounds and hydrocarbons protects transport pipelines and offshore containment vessels from corrosion.
Highly resistant to saltwater and marine environments, offering superior long-term performance without rust or structural degradation.
Close-up structural representation of our manufacturing processes, including continuous roving, needled mats, and woven textiles.
These specialized basalt fiber selections are heavily requested by industrial procurement divisions globally.
Basalt Fiber Surfacing Tissue Mat is a non woven thin sheet engineered to provide a smooth resin rich surface layer for fiber reinforced plastic...
Read More
Our high performance Basalt Fiber Mesh provides a superior reinforcement solution for concrete and plaster applications where high alkali resista...
Read More
Our Basalt Fiber Needled Mat is a high density insulation material manufactured by mechanically bonding continuous basalt fibers without any chem...
Read More
Our Basalt Fiber Twisted Yarn is engineered by twisting multiple continuous filaments to enhance mechanical strength and processing stability for...
Read MoreOur operations follow ISO quality systems and meet standard requirements for international construction and industrial markets.
Get professional technical answers to complex engineering questions about continuous mineral basalt yarn products.
Our custom high-temperature basalt yarn is engineered to operate continuously at temperatures up to +700°C. In short-term applications or high-heat excursions, the structural matrix remains stable up to 980°C without melting or burning. It maintains its structural integrity at cryogenic levels as low as -260°C, making it a reliable solution for liquid nitrogen lines and space environments.
Basalt yarn has a natural chemical structure that contains less than 1% boron, which gives it superior chemical resistance. It is highly resistant to strong acids and alkaline environments. E-glass fiber deteriorates rapidly in strong alkaline concrete mixes or acidic industrial environments. Basalt yarn retains over 75% of its tensile strength even after 28 days of direct exposure to alkaline environments.
As a direct manufacturer, we offer comprehensive customization across linear density (from 22 Tex up to 4800 Tex), single-filament diameter ranges (9µm to 22µm), twist direction (Z-twist or S-twist from 20 to 120 turns/meter), and specialized sizing chemical agents (epoxy, vinyl ester, polyester, phenolic, or high-compatibility silane coatings) to suit your primary manufacturing parameters.
Yes, basalt fiber is highly sustainable. It is produced from natural volcanic rock without any added synthetic chemicals, toxic solvents, or heavy metals. The manufacturing process involves melting the rock and extruding it through bushing plates, resulting in a significantly lower carbon footprint than carbon fiber or synthetic aramid polymers. The finished basalt fiber is 100% inert and safe for disposal.
Key applications include high-temperature fireproof safety clothing, specialized filtration bags for industrial power stations, insulation wraps for refinery exhaust components, lightweight reinforcement layers in high-impact composites, and reinforcement mesh for building plaster. The material is also popular in marine engineering due to its high salt-water resistance.
Stay informed about continuous mineral fiber advances, materials science developments, and global composite trends.
As drones slice through the sky to monitor wildfires, and intelligent robots execute repetitive tasks with precision on the factory floor, the efficient operation of this smart equipment is often underpinned by a "hardcore support" of advanced basalt materials...
Read More →Our engineering division has announced a significant breakthrough in filament coating systems, achieving an unprecedented 15% increase in baseline tensile strength retention under high heat environments...
Read More →Premium basalt thermal insulation mats, mesh reinforcements, boards, and twisted yarns designed for harsh industrial applications.
Beihai Fiberglass
