OEM manufacturer Refractory Lining - Quartz Crucible – Dinglong

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OEM manufacturer Refractory Lining - 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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OEM manufacturer Refractory Lining - Quartz Crucible – Dinglong detail pictures

OEM manufacturer Refractory Lining - Quartz Crucible – Dinglong detail pictures


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With a sound business credit, excellent after-sales service and modern manufacturing facilities, we have earned an excellent reputation among our customers across the world for OEM manufacturer Refractory Lining - Quartz Crucible – Dinglong , The product will supply to all over the world, such as: South Korea, San Diego, India, In order to meet our market demands, we have paied more attention to the quality of our products and services. Now we can meet customers' special requirements for special designs. We persistently develop our enterprise spirit "quality lives the enterprise, credit assures cooperation and keep the motto in our minds: customers first.
  • As a veteran of this industry, we can say that the company can be a leader in the industry, select them is right.
    5 Stars By Letitia from Amman - 2018.09.19 18:37
    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 Lesley from Italy - 2017.10.27 12:12
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