Factory selling Investment Foundry - Quartz Crucible – Dinglong

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To be a result of ours specialty and repair consciousness, our corporation has won an excellent reputation amongst customers all around the entire world for Rapid Investment Casting, Quartz Powder, Cristobalite Powder, We welcome new and outdated shoppers from all walks of lifetime to call us for long term company associations and mutual accomplishment!
Factory selling Investment Foundry - Quartz Crucible – Dinglong Detail:

A Reliable Product

Quartz crucible is the necessary container for the production of monocrystalline silicon and polycrystalline silicon. It is also the basic equipment for semiconductor industry and silicon solar cell. Our quartz crucibles use Unimin High Purity Quartz Sands, which successfully solve the problem of alkali-free metal spread internally and reduce the impurity density of crucible lining. It also ensures the low content of oxygen and particle defects and makes the crystallization rate improved significantly.

Properties of Quartz Crucible

High purity quartz crucible’s outstanding advantages are not available with other materials. The unique properties of quartz crucible include excellent resistance to thermal shock, high deformation temperature and softening temperature and low thermal conductivity.

Appearance Inspection

No scratches, no cracking, no clear pits , clearance and pollution-free on outer and inner surface; glossy and no attachments on internal surface, no bubbles but less little bubbles allowed, no black points but less little black point allowed, no impurity points; no collapse edge on the top of mouth; thickness of wall vacuum transparent coating is≥4mm.

Requirement of purity >99.995%,Aluminum content is <16ppm,Boron content is<0.1ppm.

About Dinglong Quartz Materials

These advanced quartz products are manufactured at certified facility in Lianyungang, China. Through 30 years of establishment, Dinglong has acquired strong mechanical and technical support and accumulated tremendous experiences for producing fine quartz materials. Our manufacturing processes are optimized for conformity and reliability — helping ensure reliable product quality and value. We believe reliable products can help us obtain leadership sales and build trust and friendship with our customers.


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Factory selling Investment Foundry - Quartz Crucible – Dinglong detail pictures


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Our workforce through professional training. Skilled professional knowledge, solid sense of service, to fulfill the services demands of consumers for Factory selling Investment Foundry - Quartz Crucible – Dinglong , The product will supply to all over the world, such as: Bahrain, South Korea, Albania, If you give us a list of products you are interested in, along with makes and models, we can send you quotations. Please email us directly. Our goal is to establish long-term and mutually profitable business relationships with domestic and overseas clients. We look forward to receiving your reply soon.
  • The customer service staff's attitude is very sincere and the reply is timely and very detailed, this is very helpful for our deal,thank you.
    5 Stars By Joa from Maldives - 2017.11.20 15:58
    This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
    5 Stars By Arthur from Bangalore - 2017.06.19 13:51
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