Сплавленный высокой частоты высокое качество хлопок кварца для


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Трекер стоимости

Месяц Минимальная цена Макс. стоимость
Sep-15-2025 0.81 $* 0.23 $*
Aug-15-2025 0.92 $* 0.68 $*
Jul-15-2025 0.33 $* 0.44 $*
Jun-15-2025 0.74 $* 0.3 $*
May-15-2025 0.43 $* 0.2 $*
Apr-15-2025 0.35 $* 0.25 $*
Mar-15-2025 0.44 $* 0.13 $*
Feb-15-2025 0.81 $* 0.49 $*
Jan-15-2025 0.93 $* 0.71 $*

Характеристики


Product Description

High frequency high quality quartz wool

Quartz fiber has a series of unique advantages such as high strength, low dielectric constant and loss, high temperature resistance, low expansion coefficient, corrosion resistance and excellent design performance.

\t
Mechanical Property
\t
Reference Value
\t
Mechanical Property
\t
Reference Value
\t
Density
\t
2.203g/cm
\t
Refractive Index
\t
1.45845
\t
Compressive Strength
\t
>1100Mpa
\t
Coefficient of thermal expansion
\t
5.5×10/°C
\t
Bending Strength
\t
67Mpa
\t
Hot work temperature
\t
1750~2050°C
\t
Tensile Strength
\t
48.3Mpa
\t
The temperature for a short time
\t
1300°C
\t
Poisson's Ratio
\t
0.14~0.17
\t
The temperature for a long time
\t
1100°C
\t
Elastic Modulus
\t
71700Mpa
\t
Resistivity
\t
7×107Ω.cm
\t
Shearing Modulus
\t
31000Mpa
\t
Dielectric Strength
\t
250~400Kv/cm
\t
Moths Hardness
\t
5.3~6.5(Moths Scale)
\t
Dielectric Constant
\t
3.7~3.9
\t
Deformation Point
\t
1280°C
\t
Dielectric absorption coefficient
\t
<4×104
\t
Specific Heat(20~350°C)
\t
670J/Kg°C
\t
Dielectric loss coefficient
\t
<1×104
\t
Thermal Conductivity(20°C)
\t
T1.4W/m°C
\t
Typical Mechanical Property of Fused Quartz
\t
Density
\t
2.2x103 kg/m3
\t
Dielectric Properties
\t
(20°C and 1 MHz)
\t
Hardness
\t
5.5 - 6.5 Mohs' Scale 570 KHN 100
\t
Constant
\t
3.75
\t
Design Tensile Strength
\t
4.8x107 Pa (N/m2) (7000 psi)
\t
Strength
\t
5x107 V/m
\t
Design Compressive Strength
\t
Greater than 1.1 x l09 Pa (160,000 psi)
\t
Loss Factor
\t
Less than 4x10-4
\t
Bulk Modulus
\t
3.7x1010 Pa (5.3x106 psi)
\t
Dissipation Factor
\t
Less than 1x10-4
\t
Rigidity Modulus
\t
3.1x1010 Pa (4.5x106 psi)
\t
Index of Refraction
\t
1.4585
\t
Young's Modulus
\t
72GPa (10.5x106 psi)
\t
Constringence (Nu)
\t
67.56
\t
Poisson's Ratio
\t
0.17
\t
Velocity of Sound-Shear Wave
\t
3.75x103 m/s
\t
Coefficient of Thermal Expansion
\t
5.5x10 -7 cm/cm•°C (20°C-320°C)
\t
Velocity of Sound/Compression Wave
\t
5.90X103 m/s
\t
Thermal Conductivity
\t
1.4 W/m•°C
\t
Sonic Attenuation
\t
Less than 11 db/m MHz
\t
Specific Heat
\t
670 J/kg•°C
\t
Permeability Constants(700°C)
\t
(cm3 mm/cm2 sec cm of Hg)
\t
Softening Point
\t
1683°C
\t
Helium
\t
210x10-10
\t
Annealing Point
\t
1215°C
\t
Hydrogen
\t
21x10-10
\t
Strain Point
\t
1120 °C
\t
Deuterium
\t
17x10-10
\t
Electrical Resistivity
\t
7x107 ohm cm (350°C)
\t
Neon
\t
9.5x10-10
Packing & Delivery

1. The processing cycle of quartz plate is 3 days. (the processing process is the lower material - annealing - aside - amortization - cutting.-- grinding -- finishing dimensions -- second grinding -- coarse polishing -- fine polishing.Please wait patiently, the goods can be shipped on the spot day.

2. Quartz instrument processing generally can be delivered within 1~3 days. If the instrument is cumbersome, the buyer needs to understand the seller and relax the custom time.

1. Query reply: your query will be replied within 24 hours.

2. Delivery time: shipment in 15~25 days, depending on the quantity.


3. Terms of payment: t/t, l/c, d/p, d/a.

4. Quality problem: if the quality is not up to your requirement, we accept rework


5. Accept OEM service.Welcome to your artwork.

6. Provide free samples.

Certifications

1. Our factory specializes in cold processing, hot processing and deep processing of quartz products.

2. professional manufacturer, productinspection system & technical research center

3. Good stability, no bubble, no pipeline

4.Can be customized according to different diameter, thickness, length and send pictures.

FAQ

1.Q:Are you a factory or trading company?
A:Donghai kaiwang quartz Product Co.ltd is located in Donghai development zone,the silicon material centra in china.Founded in 2003,we are one of high-tech companies in Jiangsu,integration the design,manufacturing and marketing of super quality quartz.

2.Q:Where is your factory located? How can I visit there?
A:We are located inLianyungang, Jiangsu Province, throughvarious modes of transportationyou canreach here. Plane, trainorboat,youcan be veryconvenientround trip.We canarrange for you the detailed itinerary.

3.Q:What is the material of your products?
A:As a professional manufacture,we produce the gas refined quartz tubes,quartz ingots,quartz difused tubes,quartz lamp shells an apparatus which are widly used in field of semicongductor,solar power,photovoltaic,transparent quartz crucible, the quartz crucible, arc quartz crucible, quartz fiberrod,quartz rod,quartz plate, quartz sheet, quartz wafer,quartz heating tube, crystal tableware, Crystal ball.

4.Q:How can I get some samples?
A: We offer samples, but not free. For the cost of the company's system as follows:
1 )the sample fee If the customer desired product is our regular size, customers only need to pay the freight
2 )refined fee If the customer require customized products, we will add the freight on the basis of our production costs required

5.Q:How does your factory do regarding quality control?
A:A whole set of advanced equipment and detecting instrument have been brought in from Taiwan,Gemany,etc.and standard purification workshop has been built,all off which ensure thecapacity of mass production.The company has passed the ISO9001(2000) quality certification.With professional techical team,advanced management mode,precise detecting instrument and strong customer sercice consciousness,we are sure to provide customers with the high-quality quartz products and good service.


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