一、技术规格:

　　纤维细度:3～25μm

　　纯度:SiO2含量99.9%以上

　　二、性能:

　　熔点:1710℃

　　析晶温度:700℃以上

　　耐温性:1200℃半小时开始酥化不变型

　　导热系数:（纤维毡状时）在200℃以下 < 0.03千卡/米·时·度

　　在1000℃时0.2千卡/米·时·度

　　抗拉能力:15.4N

　　抗拉强度:常温下 > 150Kg/mm2 500℃时强度减少20%

　　弹性模数:96×104Kg/mm2

　　介电常数:ε=4.5

　　体积电阻:（作电缆时）

　　常温下>1×1017Ω·cm

　　500℃时>1×1010Ω·cm

　　1000℃时>1×108Ω·cm

　　耐水性:在水中煮沸3小时无损失

　　耐酸性:在1NH2SO4煮沸3小时无损失

　　耐碱性:在0.5NNaOH煮沸3小时损失0.62%

　　三、用途:

　　①用于高温隔热:如火箭、导弹作隔热、防震材料或其它高温绝缘工程中。

　　②用于增强塑料:与树脂合成制作高温高强度玻璃钢材料。广泛用于航空、导弹、火箭等方面。

　　③特种电缆:做电缆的外包皮，用在高温特殊用途的电缆上。

　　④用于高温酸碱过滤器。

　　⑤用于电子管填充材料:水拉石英丝作为电子管的填充材料，以改善电子管的性能，延长电子管的寿命。

　　Continual quartzglassfiber

　　Teachnicalspecialfections:

　　Fiber fineness: 3 ~ 25 μ m

　　Purity:more than 99.9 percent content of SiO2

　　Performance: Melting point: 1710 ℃

　　Crystallization temperature: 700℃ above

　　Thermotolerant performance : 1200 ℃half hour starts not to change form crisply.

　　Thermal coefficient: (mat-like) in the following 200 ℃ <0.03 kcal / m at the degree

　　In 1000 ℃ at 0.2 kcal / m at the degree

　　Tensile capacity: 15.4 N

　　Tensile strength: normal temperature> 150Kg/mm2 500 ℃ at the strength reduced by 20%

　　Elastic modulus: 96 × 104Kg/mm2

　　Dielectric constant: ε = 4.5

　　Volume Resistance: (for cable)

　　At room temperature> 1 × 1017 Ω cm

　　500 ℃ at > 1 × 1010 Ω cm

　　1000 ℃ at > 1 × 108 Ω cm

　　Water tolerance: in the water boiled for three hours without loss

　　Acid resistance: 1 NH2SO4 boiled in three hours without loss

　　Alkaline resistance: 0.5 NNaOH boiled three hours loss of 0.62 percent

　　Applying:

　　1、For high-temperature insulation: such as rockets, missiles for insulation, earthquake or other high-temperature insulating materials engineering.

　　2、Used for reinforced plastic: high-temperature production of synthetic resin and high-strength glass fiber reinforced plastic materials. Widely used in aviation, missiles and rockets, and so on.

　　3、Special cable: use for the foreskin of the cable, used in high temperature on the special-purpose cable.

　　4、Acid-base for high-temperature filters

　　5、For vacuumtube filled with material: water Rafah as a quartz tube filled with silk material, in order to improve the performance of the tube,and extend the life of vacuum tube