Industrial Grade Glass Fiber Fabric is an inorganic non-metallic material made from glass fiber through special weaving processes. With excellent properties such as high strength, high temperature resistance, and corrosion resistance, it is widely used in composite material reinforcement, building reinforcement, electrical insulation, aerospace, and other fields, making it one of the indispensable fundamental materials in modern industry. Dehong Industrial Grade Glass Fiber Fabric is widely used in the composite material field, commonly found in sound insulation, construction, aerospace, decoration, packaging, fireproofing, transportation vehicles, sports, and leisure material industries.

• Composite Material Reinforcement: Wind turbine blade spars, automotive lightweight components (e.g., battery pack casings), ship/tank anti-corrosion layers.
• Construction and Infrastructure: Concrete reinforcement grids, building waterproof membrane skeletons, bridge seismic strengthening materials.
• Safety Protection: Firefighting suit insulation layers, high-temperature industrial gloves, cut-resistant industrial aprons.
• Environmental Protection and Energy: High-temperature dust filter bags, desulfurization tower anti-corrosion linings, photovoltaic backsheet anti-tear layers.
• Industrial Consumables: High-temperature resistant conveyor belts, friction material (brake pads/clutch plates) reinforcement base material.

Electronic Grade Quartz Fiber Yarn is produced from ultra-high purity quartz as raw material, manufactured through a precisely controlled high-temperature melting and drawing process. It features extremely low dielectric loss, excellent thermal stability, and chemical inertness. Its SiO₂ purity is ≥99.995%, with key metal impurities (Na, K, Fe, etc.) content ≤5ppm, meeting the stringent requirements for material purity and performance in semiconductors, integrated circuits, and high-frequency communication equipment. Dehong quartz fiber yarn products include Electronic Grade Quartz Fiber Continuous Yarn and Industrial Grade Quartz Fiber Continuous Yarn.

Electronic Grade Quartz Fiber Yarn is mainly used in core signal transmission and processing scenarios in the electronic information field, serving as a key basic material for high-frequency and high-speed circuits. Specific applications include:

• High-speed interconnect motherboards for AI servers and data centers, used to improve data transmission rate and stability between chips;
• RF modules, antenna elements, and signal filter components for 6G communication base stations, ensuring low-loss transmission in high-frequency bands;
• Substrate reinforcement material for high-frequency high-speed printed circuit boards (PCBs), suitable for 5G/6G base stations, millimeter-wave radar, high-end routers, and other equipment with high requirements for signal bandwidth and transmission efficiency;
• It can also be used as a substrate material for signal transmission lines in quantum communication equipment, reducing the impact of external interference on quantum signals.

Industrial Grade Quartz Fiber Yarn is a continuous fiber yarn made from high-purity fused quartz as raw material through a drawing process, featuring excellent high temperature resistance, corrosion resistance, and good mechanical strength. Its silicon dioxide (SiO₂) content is ≥99.9%, suitable for industrial fields such as high-temperature insulation, composite material reinforcement, and fire protection.

High-temperature tolerance and structural reinforcement in industrial scenarios, core material with high wave transmission performance in military fields. Application areas are concentrated in:

• Protective base material for hot-end components (e.g., combustion chambers, turbine blades) in aerospace engines, withstanding temperatures above 1000°C and isolating thermal radiation;
• Ablative material for thermal protection systems of aerospace vehicles (e.g., heat shield for spacecraft re-entry capsules), resisting extreme temperatures and airflow impact;
• Reinforcement base material for ceramic matrix composites in aerospace vehicles, used for radomes, antenna windows, etc.;
• Furnace lining reinforcement yarn for high-temperature industrial kilns (e.g., ceramic kilns, glass kilns), improving the lining's thermal shock resistance and service life;
• High-temperature cable braiding material;
• It can also be used as the core insulation yarn for special firefighting suits and high-temperature workwear, providing safety protection for personnel in high-temperature environments.

Electronic Grade Quartz Fiber Fabric is made from ultra-high purity quartz fiber through precision weaving processes, offering excellent dielectric properties, thermal stability, and chemical inertness. Its SiO₂ purity is ≥99.995%, with key metal impurity content ≤5ppm, specifically designed for high-end electronic fields such as semiconductors and high-frequency communication.

As a subsequent processed product of electronic yarn, it focuses on insulation, shielding, and structural support of electronic components. Core application scenarios include:

• Insulation reinforcement layer for AI chip packaging substrates, enhancing the substrate's high-temperature resistance and structural strength to meet the high-power operation needs of chips;
• Base material for the outer copper clad laminate of high-frequency high-speed PCBs in 6G communication equipment, optimizing signal impedance matching and reducing signal attenuation;
• Substrate material for high-frequency high-speed boards, used in multilayer circuit boards for servers, switches, and other equipment, ensuring stable interlayer signal transmission;
• It can also serve as a structural reinforcement material for high-end sensors (e.g., optical sensors, RF sensors), meeting the requirements for insulation performance and dimensional stability in precision electronic equipment.

Industrial Grade Quartz Fiber Fabric is made from high-purity fused quartz fiber as the base material through special weaving processes, combining exceptional high temperature resistance, excellent chemical stability, and mechanical strength. Its SiO₂ content is ≥99.9%, with a long-term use temperature of 1000°C and short-term resistance up to 1400°C, specifically designed for industrial scenarios such as high-temperature insulation, fire protection, and composite material reinforcement.

Leveraging the properties of industrial yarn, it is further developed for sheet structure applications and as a reinforcement base material for resin-based composites. Main scenarios include:

• Reinforcement base material for resin-based composite materials in aerospace vehicles, used for radomes, antenna windows, etc., of mid-to-low altitude aircraft;
• External insulation wrapping cloth for high-temperature pipelines (e.g., high-temperature fluid transport pipelines in chemical and metallurgical industries), reducing heat loss and preventing pipeline corrosion;
• Sealing and insulation cloth for industrial furnace doors and kiln openings, improving equipment sealing and insulation effects;
• Insulation material for high-purity silica melting furnaces and high-purity monocrystalline silicon growth furnaces in the optical fiber, semiconductor, and photovoltaic industries;
• Insulation material for high-temperature exhaust gas systems in automotive and heavy-duty truck transmissions;
• It can also serve as a special filter material for high-temperature flue gas (e.g., waste incineration, metallurgical smelting flue gas) filtration, tolerating high temperatures while intercepting harmful particles.

Dehong Industrial Co., Ltd. established Deyu Composite Materials Co., Ltd. in 2015 and began engaging in composite materials business. With advanced and highly automated manufacturing capabilities, combined with卓越的专利创新 (Zhuóyuè de zhuānlì chuàngxīn - Outstanding patent innovation), we provide complete solutions for Type IV (non-metallic) composite gas cylinders for LPG, CNG, and industrial compression gases, creating safer, more durable, and exceptionally convenient performance.