High Purity Quartz Semicircle Glass Sheets Quartz Boat Crucible Optical Tube Furnace Quartz Glass Tubes for Experimental use in Lab, Length/200mm (2, φ40mm * 2.5mm)

★★★★★ 4.8 136 reviews

$50.00
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Product details

Management number 220386781 Release Date 2026/05/03 List Price $20.00 Model Number 220386781
Category
  • Quartz semicircle glass sheets, quantity = 2pcs, length = 200mm, size = outer diameter * wall thickness, SiO₂ purity ≥ 99.99%. (Please contact us for other sizes)
  • Mohs hardness level 7, high hardness, anti-wear, coefficient of thermal expansion 5.5×10-⁷cm/cm・°C, thermal expansion and contraction changes are small, in the temperature cycle environment, the structure and size of more stable.
  • Good electrical conductivity, dielectric constant ≥ 3.7, is an excellent insulating material, can be used for electronic equipment insulation parts, thermal conductivity 1.4W/(m・°C), heat conduction characteristics can be controlled.
  • With a maximum temperature resistance of 1200°C and a minimum temperature resistance of - 198°C, they can work stably in extremely high and low temperature environments, and are suitable for high-temperature melting and ultra-low-temperature experiments.
  • With high light transmittance and high gloss, good light transmission effect, easy to observe the internal reaction, can be used for laboratory sample processing, industrial material storage and reaction.

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4.8 out of 5
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136 ratings | 56 reviews
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