DEAR SIR/MADAM
WE ARE LOOKING FOR GIVEN BELOW TUBE FROM YOUR WELL REPUTED COMPANY. WE
SHALL BE HIGHLY GRATEFUL IF YOU PLEASE QUOTE US YOUR BEST EXPORT FOB
PRICES.
TRANSPARENT SILICA QUARTZ TUBE QTY 10
INSIDE GLAZED, ENDS GROUND FLAT
INSIDE SMOOTH AND NON POROUS SURFACE
OD = 285 +/- 1MM , ID = 255 +/- 1MM , L = 750 +/- 1MM
SiO2 99.7%
Physical Property
Property Standard Remarks
Density 2.2 x 103 kg/m3 Thermal stability: cooling from 1100C to20C for
three times, no crack
Hardness 550KHN100
Tensile Strength 4.7 x 101Pa (N/m2) Heating to 1100C for one hour, No
color changes.
Compression strength > 1.1 x 109 Pa
Coefficient of Thermal Expansion(20C-300C) 5.5 x 10-7 cm/cmC
Thermal Conductivity (20C) 1.4 W/Mc
Specific Heat (20C) 660J/kgC
Softening Point 1630C
Annealing Point 1150C
IF IN THE EVENT OF CONTRACT
PRE SHIPMENT INSPECTION IN YOUR FACTORY
PRE SHIPMENT INSPECTION FOR OUR REPRESENTATIVES IN MANUFACTURERS PREMISES
MANUFACTURER WILL BE RESPONSIBLE TO ARRANGE INSPECTION FACILITIES IN THE
LAB FOR ALL REQUIRED QUALITY TEST
REGARDS
SARAH ALFRED
(China Glass Network)
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