Bara din sticla de cuart

Bara din sticla de cuart  are compozitia si caracteristicile sticlei de cuart cu utilizari dedicate aparaturii care o foloseste.

Dimensiunea ofertata are:

-diametrul de 1-2 mm( tije din sticla de cuart) pana la  un diametru de 30-50 mm
- lungimea, pana la 5000 mm

Compozitia chimica si transmisia in UV a sticlei de cuart precum si proprietatile fizice sunt prezentate mai jos.

Clear quartz glass chemical composition analysis

SiO2 %         Al  %           Fe%       Ca%         Mg            Cu %           Mn%           B%
>99.9            0,02      0.0004    0.0005         --          0.00001          --             0.0002    0,001       0,0015   0,0014
K %        Na%           Li%
0,001       0,0015   0,0014
UV transmittance is over 85%.
Physical properties
Properties                                                              Standard values
Density                                                                      2.21×103 kg/m2
Hardness                                                                   580KHN100
Tensile strength                                                       4.9×107Pa(N/m2 )
Compressive strength                                            ﹥1.1×109 Pa
Coefficient of thermal expansion                          5.5×10-7cm/cm℃
(20℃-300℃）
Thermal conductivity (20℃                                   1.4W/m℃
Specific heat (20℃)                                                  680J/kg℃
Softening point                                                          1680℃
Annealing temperature                                             1050℃

Remarca : stabilitate termica ridicata.(racire RAPIDA de la 1100 C, la 20 C in aer fara sa crape).
Preturile sunt in functie de  dimensiuni, cantitate si alte conditii suplimentare solicitate.