Поставщик спиральных стеклянных катушек

Сохранить в закладки 60094706703:


Цена:9,00 $ - 10,00 $*

Количество:

  • В избранное

Описание и отзывы

Характеристики


Glass Spiral Tube Supplier


Product Description:


 Appearance:


milky or clear color,


high purity quartz materail,


customer designed or drawing based sizes.


 


ZCQ Offers Two Major Categories: 


1. Quartz Products Series  


 2.Optical Glass Products Series


 


 Manufacturing Features:


1. Customer Designed Products


2. Different Precise Levels for Different Products


3. Good Quality


4. No Minimum Order


5. Timely Delivery and Various Transport Channels  


 


Characteristics  and   superiority


 Optical Property:


Based on differences of Optical Performances and Purity, ZCQ usually Supply three basic Quartz Materials:


 Fused Quartz, Synthetic Fused Silica (UV) and Infrared Optical Quartz


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Chemical Property:





















































































NAME



UNIT ×10-4%



Al 



Fe 



Ca 



Mg 



Yi 



Cu 



Mn 



Ni 



pb 



Sn 



Cr 







Na 



Li 



OH 



Fused Quartz 



16 



0.92 



1.5 



0.4 



1.0 



0.01 



0.05 



<0.3



<0.3



<0.3



<0.3 



0.2 



1.49 



1.67 



<0.3 



400 



Synthetic Fused Silica 



0.37 



0.31 



0.27 



0.04 



0.03 



0.03 



0.01 



<0.03



<0.03



<0.03



<0.03 



0.02 



0.5 



0.5 



<0.03 



1200 



Infrared Optical Quartz 



35 



1.45 



2.68 



1.32 



1.06 



0.22 



0.07 



<0.03



<0.03



<0.03



<0.03 



0.3 



2.2 





<0.3 





 


Mechanical Property













































































Mechanical Property



Reference Value



Mechanical Property



Reference Value



Density



2.203g/cm3



Refractive Index



1.45845



Compressive Strength



>1100Mpa



Coefficient of thermal expansion



5.5×10-7cm/cm.°C



Bending Strength



67Mpa



Hot work temperature



1750~2050°C



Tensile Strength



48.3Mpa



The temperature for a short time



1300°C



Poisson's Ratio



0.14~0.17



The temperature for a long time



1100°C



Elastic Modulus



71700Mpa



Resistivity



7×107Ω.cm



Shearing Modulus



31000Mpa



Dielectric Strength



250~400Kv/cm



Moths Hardness



5.3~6.5(Moths Scale)



Dielectric Constant



3.7~3.9



Deformation Point



1280°C



Dielectric absorption coefficient



<4×104



Specific Heat(20~350°C)



670J/kg °C



Dielectric loss coefficient



<1×104



Thermal Conductivity(20°C)



1.4W/m °C



Typical Mechanical Property of Fused Quartz  


 



 


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Packaging & Shipping


package: protection paper, green air bag,  air film, carton ,


                  safe and ecnomic even for freight collect as well.


Shipping methods and charges:


China post(15-25days)


Epacket to USA (10-15days)


EMS(7-10days)


Fedex(5-7days)


DHL(5-7days)


Actual shipping charge will be calculated upon product weight.


KUAIDI.jpg


 





Our Services


1.Based in Beijing, heart of China, ZCQ is a technology and quality oriented manufaturer with 20 years history.


2.With senior engineer supervise, we are glad  to advise customers on pressure, temperature etc application and engineering questions.


3.ZCQ  accepts second production in case some products don’t meet requirements. 


4.1 hour from international meeting center of Beijing, ZCQ invites guests to visit our company after long day meeting and get relaxed in nature. Our company is also sitted in arms of mountains and river.


General look of ZCQ_.jpg 




 


 


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