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Sichuan Chang Yang Composites Company Limited

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CYC Quartz Fiber Yarn

CYC Quartz Fiber Yarn

    • CYC Quartz Fiber Yarn
    • CYC Quartz Fiber Yarn
    • CYC Quartz Fiber Yarn
  • CYC Quartz Fiber Yarn

    Product Details:

    Place of Origin: Chengdu, China
    Brand Name: CYC
    Certification: ISO9001:2008
    Model Number: QCY9-55x4-S70

    Payment & Shipping Terms:

    Minimum Order Quantity: 100KG
    Price: USD$100~500 per KG
    Packaging Details: Packed by Standard Export Cartons and Pallets
    Delivery Time: around 20~50 days during COVID-19
    Payment Terms: T/T, L/C, Western Union, D/A, D/P, MoneyGram
    Supply Ability: 10000MT per Month
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    Detailed Product Description
    Fiber Type: Quartz Fiber Yarn Structure: Quartz Fiber Single Yarn, Plied Yarn
    Surface Coated: Silane-based Sizing Dielectric Constant: 3.74~3.78 (10GHz)
    Working Temperature: ≥1100 ℃ Applications: Weaving Quartz Fabric And Other High Performance Indicators



    CYC Quartz Fiber Yarn is a kind of high temperature resistance, high tensile strength & modulus, low dielectric constant and dielectric loss, low expansion coefficient, excellent corrosion resistant and outstanding designable performance continuous twisted yarn with silica dioxide purity is above 99.95% (SiO2>99.95%) and filament diameter is between 5-11μm which is widely used in weaving industry. It is widely used in aerospace, semiconductor, military, electronic & gas industry



    Compatible with multiple resin system with fast wet-out

    Good chopability and good gathering

    Anti-static and no fuzz

    Good dispersion and lay-down

    Low static, excellent mechanical properties

    Excellent mold flow-ability

    Outstanding product performance and consistency

    High-temperature resistance and heat insulation

    Excellent acid-resistance and corrosion resistance

    Low dielectric constant



    Dielectric Constant 10GHz 3.74~3.78 Working Temperature ≥1100℃



    Density 2.2 g/cm³ Tensile Strength 3600 MPa
    Elongation 4.6 % Tensile Modulus  78 GPa



    Linear Expansion Coefficient 0.54x10-6 Thermal Conductivity 1.4Wm-1K-1 (20℃)
    Annealed Temperature  1220 ℃ Soften Temperature 1700 ℃



    Product Code Filament Diameter (μm) Linear Density (tex)

    SiO2 Purity


    L.O.I (%) Tensile Strength (N/tex) Sizing Twists (T/M)
    QCY5-6x2-S70 5 12 99.95 1.0 ±0.2 ≥0.65 Epoxy S70~150
    QCY5-14x2-S70 5 28 99.95 1.0 ±0.2 ≥0.65 Epoxy S70~150
    QCY5-25x2-S70 5 51 99.95 1.0 ±0.2 ≥0.65 Epoxy S70~150
    QCY7.5-34x2-S150 7.5 67 99.95 1.0 ±0.2 ≥0.65 Epoxy S70~150
    QCY7.5-34x3-S150 7.5 95 99.95 1.0 ±0.2 ≥0.65 Epoxy S70~150
    QCY7.5-34x4-S150 7.5 133 99.95 1.0 ±0.2 ≥0.65 Epoxy S70~150
    QCY7.5-34x6-S150 7.5 190 99.95 1.0 ±0.2 ≥0.65 Epoxy S70~150
    QCY9-55x4-S70 9 220 99.95 1.0 ±0.2 ≥0.65 Epoxy S70~150
    QCY9-55x8-S70 9 440 99.95 1.0 ±0.2 ≥0.65 Epoxy S70~150
    QCY11-55x12-S70 11 670 99.95 1.0 ±0.2 ≥0.65 Epoxy S70~150

     Notes: Customized Specification order is available


    Woven Quartz Fabrics

    Heat insulation materials
    High-frequency printed circuit boards
    Missile, aircraft & satellite radoms
    High temperature thermal insulation materials
    Anti-ablation material (thermal protection material)
    High temperature catalytic carrier material (air filtration, automobile exhaust treatment)

    It is widely used for the high temperature-resistance insulation materials, high temperature-proof materials, high temperature gas and liquid-filtration materials and the thermal insulation of spacecrafts and so on.



    CYC high silica fiberglass rope should be stored in a dry and cool place with its original package. Best conditionsare at temperatures from 15°C to 35°C and humidity between 35% and 85%. To ensure safety and avoid damage to the product.

    CYC Quartz Fiber YarnCYC Quartz Fiber YarnCYC Quartz Fiber Yarn


    Contact Details
    Sichuan Chang Yang Composites Company Limited

    Contact Person: Mr. Rayman Lei

    Tel: 86-28-88222250

    Fax: 86-28-85199242

    Send your inquiry directly to us (0 / 3000)

    Sichuan Chang Yang Composites Company Limited
    17# Gaoshengqiao East Road, Wuhou Hi-Tech Industrial Development Zone, Chengdu, 610041, China
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