Factory Cheap Refractory Steel Industry - Quartz Crucible – Dinglong

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We thinks what clients think, the urgency of urgency to act from the interests of a purchaser position of principle, allowing for greater top quality, decrease processing costs, price ranges are much more reasonable, won the new and aged prospects the support and affirmation for Silica Flour, Refractories For Foundry, Investment Casting Services, We have ISO 9001 Certification and qualified this product .over 16 years experiences in manufacturing and designing, so our products featured with best quality and competitive price. Welcome cooperation with us!
Factory Cheap Refractory Steel Industry - 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 Cheap Refractory Steel Industry - Quartz Crucible – Dinglong detail pictures

Factory Cheap Refractory Steel Industry - Quartz Crucible – Dinglong detail pictures


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we can offer high quality products, competitive price and best customer service. Our destination is "You come here with difficulty and we give you a smile to take away" for Factory Cheap Refractory Steel Industry - Quartz Crucible – Dinglong , The product will supply to all over the world, such as: New York, moldova, Burundi, Based on our automatic production line, steady material purchase channel and quick subcontract systems have been built in mainland China to meet customer's wider and higher requirement in recent years. We are looking forward to cooperating with more clients worldwide for common development and mutual benefit!Your trust and approval are the best reward for our efforts. Keeping honest, innovative and efficient, we sincerely expect that we can be business partners to create our brilliant future!
  • The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.
    5 Stars By Erin from Uganda - 2018.10.09 19:07
    The customer service staff's answer is very meticulous, the most important is that the product quality is very good, and packaged carefully, shipped quickly!
    5 Stars By Victor Yanushkevich from USA - 2017.12.31 14:53
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