clear fused quartz glass tube

Product Description

Clear fused quartz glass tube： 1. low content in –OH, high purity, good spectral transmission, well controlled dimension 2. main size***-OD:****0mm WT:0.**5.0mm L:*******0mm 3. it is used in stream line production 4. dinmension tolerance Range of OD OD WT Siding Out of round Bow/***0mm ≤6mm ±2.0% ±*0% *2% 2.0% 2.5mm 6.****5.*0mm ±1.*5% ±8% *0% 1.5% 2.5mm *5.****0.*0mm ±1.*5% ±*0% *5% 1.5% 2.5mm *0.****5.*0mm ±1.*5% ±*0% *5% 1.5% 3.0mm *5.****0.*0mm ±1.*5% ±*2% *5% 1.5% 3.0mm *0.****0.*0mm ±1.5% ±*4% *5% 2.0% 3.0mm 5. chemical composition Cr Ge Fe Mg Ti Ca Al Na Li K 0.1 0.4 1.5 0.4 0.1 0.8 *6 2.3 0.5 2.0 6. spectral transmission at 1.0mm thickness Nm ≤**0 **5 **0 **5 **0 **0 **0 **0 % *9 *1 *3 *3 *3 *3 *3.2 *3.4 7. physical properties Density *0℃*****﹣3 2.2 Coefficient of expansion *****0℃℃﹣1 0.*8 Softening point(℃) ***0 Annealning point(℃) ***0 Strain point(℃) ***0 Youngs Modulus 7.3×**5