clear borosilicate glass tubingProduct Description
large diameter borosilicate glass tube/large diameter borosilicate tube/borosilicate glass tube
Borosilicateglass3.3isoneoftransparentcolorlessglass,throughwavelengthisbetween300nmto2500nm,transmissivityismorethan90%.Coefficientofthermalexpansionis3.3.Itcanacidproofandalkali,thehightemperatureresistantisabout450°C.Ifcoursehandling,thehightemperatureresistantcanreach550°Corso.Applytolightingfixture,chemicalindustry,electron,hightemperatureequipmentandsoon.
Borosilicateglass3.3hasexcellenttransmissionoverthevisibleandNIRwavelengthsworkingfrom310nmto2700nm.ThesurfacequalityisnotashighastheBK7versions.
Borosilicateglass3.3hasexcellentchemicalandthermalshockresistanceandhasamaximum
workingtemperatureof500°Csoareexcellentforuseinhighpoweredlightsourceapplicationsor
anexcellentchoiceforcoldandhotmirrorsubstrates.
Densityρ:
2.23±0.02g/cm3
Hardness:
>7
Tensilestrength:
4.8x107Pa(N/M2)
Bulkmodulus:
93x103Mpa
Modulusofrigidity:
3.1x1010Pa
Young'smodulus:
63KN/mm3
Compressivestrength:
1200kg/cm2
Poisson'sratio:
0.18
Thermalexpansioncoefficient:
(0-300℃)(3.3±0.1)x10-6K-1
Coefficientofthermalconductivity:
1.2Wx(mxk)-1
Specificheatcapacity:
(20-100℃)00.82kJx(kgxk)
Opticalperformance:
1.Lighttransmittance:
92%
2.Therefractiveindex:
Nd:1.47384
3.Thewavelength:
435.8nm=1.481,479.9nm=1.4772,546.1nm=1.4732
Softeningpoint:
810±10℃
Theresistivity1gρ
250℃8.0Ωxcm
Dielectriccoefficientε
4.7
Dielectricstrength
5x107V/M
Dielectriclossfactor
tanσ(MC20℃)≤38x10-4
Resistancetocoldandhotshock
280℃
Continuousworkingtemperature
≤550℃
large diameter borosilicate glass tube/large diameter borosilicate tube/borosilicate glass tube
borosilicateglassapplication:
Substratesfordielectriccoatings
Lightingapplications
Opticalfiltercoatingsubstrates
Wafersubstrates
Anodicbondingapplications
Biotechnology
Photovoltaics
Environmentaltechnology
Harshenvironments
Neutronabsorbers
MeasurementandsensortechnologyPackaging & ShippingOur Services
Accept the OEM process.
could customize based on your requirement, like packing, print logo and so on.
we are speialized in the packing service for fragile, so far no broken.Company Information
HIGHBORN is one of the leading high quality quartz glass and precise ceramics manufacturer and supplier in China.
HIGHBORN has always been a defining force in the sale and fabrication of quartz glass within the semi-conductor, chemical, solar Energy and precise ceramics within semi-conductor , solar energy, textile, electronic, and laser industries.
Not only have we mastered the fabrication technology, our strength has always been based around listening to and understanding our customer’s requirements and expectations.
Continuous improvement in all areas of our business is key to our grouth. What is equally important to us is maintaining in business, our inherent family values of trust, faimess and respect to our employees, suppliers and customers.
we are the gold member on Alibaba more than 8years to own good reputation 100%,support trade assureance service and the guarantee amount is USD40000.FAQ
1.Q:whether could supply the sample for test?
A:could supply the sample for free if have the enough stoccks, also could customize based on your requirement if you are glad to paid the sample fee.
2.Q:how to place the order?
A:you could email to Joanna Li: hbglass at cnhighborn dot com for the production,or chart on line, also could place the order on Aliexpress
3.Q:how can i pay for you?
A:T/T,L/C,Wester Union,Aliexpress and so on.
4.Q:how about the delivery way:
A:by air, by sea, by express or picked by yourself. Welcome to highborn development group limited please click following for more products