Detailed Product Description

GE214 clear quartz tube:
GE 214 is a high purity, high transmittance, high temperature material with a low hydroxyl (OH-).

Specifications
Quartz Tube GE214/Quartz Glass Tube GE214
Used for clear fused quartz lamp tubing. GE 214 is a high purity, high transmittance, high temperature material with a low hydroxyl (OH-) content. It is suitable for a broad range of mercury, halogen, and other quartz lamp applications. Softening point 1683° C. Annealing point 1215° C. Strain point 1120° C.

Clear Fused Quartz tubing, Quartz tubing standard sizes
Dimensional Tolerance

Range of ODOD WT Siding EllipsticityCamber/1220mm
≤ 5mm± 2.0% ± 10%12%2.0%2.5mm
6.00-15.00mm ± 1.25% ± 8%10% 1.5%2.5mm
15.00-20.00mm± 1.25%± 10%15%1.5%2.5mm
20.00-25.00mm ± 1.25% ± 10%15%1.5%3.0mm
25.00-30.00mm± 1.35%± 12%15%1.5%3.0mm
30.00-80.00mm± 1.5%± 14%15% 2.0%3.0mm
80.00-300.00mm± 1.5%± 14%15% 2.0%3.0mm

Chemical Composition unit: Ppm

CrGeFeMgTiCaAlNaLiK
0.10.41.50.40.10.8162.30.52.0

Lights transmittance

Nm ≤ 220255280315350380590780
%89919393939393.293.4

Physical capability

214
Densityg/CC2.2
Coefficient ofexpansion cm/cm5.5× 10-7
Softening point()1683
Annealning point()1215
Strain point()1120
Refraction1.4585
Heatj/kg0k670
Compressive Strength(PA)1.1× 109
Young's modulus(PA)7.2× 1010
Resistivityohm cm7× 109
Permittivity3.75