News

  • What is the difference between natural crystal and quartz?

    The main types of quartz are: crystal, vein quartz and quartzite The purest quartz crystal is called crystal. Its outer shape is a hexagonal column cone, colorless and transparent, or dyed with trace elements to a certain color. That is to say, crystal is a kind of quartz, which is not rich in natur... read more

    Sep 26,2020 Industry News
  • What is an everyday object made of quartz glass?

    I work with fused silica or vitreous quartz all the time as it takes a high temperature and has a very low thermal expansion coefficient. It is more transparent to IR and UV than regular glass. But I work in a lab as a materials scientist and need the special properties of fused quartz. I know of no... read more

    Sep 18,2020 Industry News
  • Quartz tube vacuum sealing problem

    The quartz tube can of course be vacuumed, bai and used for heating. You only need to make a method. Flange and quartz tube can be sealed with O-rings. Double O-rings should be able to achieve high vacuum. For the influence of temperature, the general silicone ring can only withstand 100-200 degrees... read more

    Sep 12,2020 Industry News
  • What is the difference between a quartz crucible and a porcelain crucible?

    1. Different materials: Quartz crucible is glass; du porcelain crucible is ceramic. 2. Different acid and alkali resistance: Quartz crucibles are resistant to acid and alkali, but hydrofluoric acid cannot be used; dao porcelain crucibles are not resistant to strong alkalis. 3. Different high tempera... read more

    Sep 04,2020 Industry News
  • The difference between a quartz tube and a halogen tube.

    Quartz tube is a special industrial glass made of silica, which is a very good basic material. Quartz glass has a series of excellent physical and chemical properties used in electric fire barrels, electric heating stoves, electric heaters, and heating. The quartz tube can be roughly divided into th... read more

    Aug 28,2020 Industry News