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| Shandong Linuo Import & Export Co., Ltd. |
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Borosilicate Glass Tube
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| Detail Description |
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| BOROSILICATE GLASS TUBING AND ROD ( EXPANSION 3.3) Physical Data:No.Physics PerformanceNumerical ValueUnit1Medium coefficient of linear expansion α20/300 acc.To DIN 523283.3 0.110-6 K-12Transformation Temperature525 153Viscosity temperatures (dPa·s)1014.7 510 101013.2 upper annealing temperature560 10107.5 softening point820 10104 working temperature1260 204Maximum short-time working temperature500520 Density ρ2.23 0.02g/cm36Modulus of elasticity E64103 N/mm27Poissons ratioμ0.2018Thermal conductivityλw(20-100)1.2W/m2K9Temperature for the specific electrical resistance of 108Ω·cm(DIN52326)tk 10025010Electrical volume resistance logarithm(Ω·cm)At 2508At 3506.511Dielectric Properties (1MHz,25)Dielectric figureε4.61Dielectric loss factor tanδ3710-412Refractive index(λ=587.6nm)nd1.473113Stress-optical constant(DIN52314)K4.010-6mm2/NChemical Composition in approx.weight % (main components)SiO2 B2O3 Na2O + K2O Al2O381 1
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Pay Term: L/C,T/T | |
| Packaging: Carbon box or as requirements |
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| Contact
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| Contact Person (Department): |
Mr. City/Town:
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| Province/State: |
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| Country/Region: |
China |
| Zip/Postal Code: |
250103 |
| Phone Number: |
86-531-88729187 |
| Fax Number: |
86-531-88729866 |
| Homepage: |
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