Refractory Industry

We have the most advanced production equipment, experienced and qualified engineers and workers, recognized quality control systems and a friendly professional sales team pre/after-sales support for Refractory Industry, High Temp Refractory, Fused Cast Refractories, Refractory Suppliers, "Quality first, Price lowest, Service best" is the spirit of our company. We sincerely welcome you to visit our company and negotiate mutual business! Well-run equipment, specialist income crew, and better after-sales services; We're also a unified major family, anyone stay with the organization value "unification, determination, tolerance" for Refractory Industry, Our team knows well the market demands in different countries, and is capable of supplying suitable quality products and solutions at the best prices to different markets. Our company has already set up a experienced, creative and responsible team to develop clients with the multi-win principle.


  • Factory Supply Quartz Powder Manufacturers - Quartz Crucible – Dinglong

    Factory Supply Quartz Powder Manufacturers - Quartz Crucible – Dinglong

    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 crystalliz...
  • Super Purchasing for High Temperature Refractory - Fused Silica Lump – Dinglong

    Super Purchasing for High Temperature Refractory - Fused Silica Lump – Dinglong

    High purity and softening temperature High electrical resistivity and low thermal conductivity High transparency from the ultraviolet to the infrared spectral range Making of Fused Silica: Electric Fusion Dinglong has been producing fused silica on an industrial scale with the electric fusion melting process. More specifically, Dinglong uses the batch fusion method of electric fusion. In the batch fusion method, a large quantity of raw material is placed inside a refractory lined vacuum ...
  • High reputation Investment Casting Companies - Silica Powder – Dinglong

    High reputation Investment Casting Companies - Silica Powder – Dinglong

    High purity quartz powder (99.3% crystalline) High hardness of 7(Mohs) High chemical resistance Low thermal expansion A Reliable Product Dinglong silica powders are flours designed for use in industrial applications. Due to silica powder’s high purity, high hardness and chemical resistance, it is often used in foundry, electronics, external paints, glass and refractory applications. Used and Trusted across Industries Dinglong silica powders are built in a crystalline form. Our silic...
  • Good User Reputation for Casting Refractory Cement - Fused Silica Lump – Dinglong

    Good User Reputation for Casting Refractory Cement - Fused Silica Lump – Dinglong

    High purity and softening temperature High electrical resistivity and low thermal conductivity High transparency from the ultraviolet to the infrared spectral range Making of Fused Silica: Electric Fusion Dinglong has been producing fused silica on an industrial scale with the electric fusion melting process. More specifically, Dinglong uses the batch fusion method of electric fusion. In the batch fusion method, a large quantity of raw material is placed inside a refractory lined vacuum ...
  • Factory wholesale Basic Refractories - Fused Silica Grain Refractory Materials – Dinglong

    Factory wholesale Basic Refractories - Fused Silica Grain Refractory Materials – Dinglong

    High purity fused silica (99.98% amorphous) Exceptional thermal shock resistance, UV transparency and near-zero thermal expansion Available in both standard and custom particle size distributions Fused Silica Grain as Refractory Materials Our fused silica grain has different applications as refractory materials due to its ability to withstand continuous exposure to the combination of heat, corrosion, abrasion and impact. Choosing the proper refractory material for an application is criti...
  • Factory Free sample Refractory Near Me - Fused Silica Sand – Dinglong

    Factory Free sample Refractory Near Me - Fused Silica Sand – Dinglong

    High purity fused silica (99.98% amorphous) Outstanding chemistry in terms of minimal impurities – resulting in excellent hot strength Available in a variety of standard particle sizes and can also be customized to your specifications A Reliable Product Dinglong manufactures a wide range of fused silica products and specific product grades, including refractory application grade, electronics grade, foundry grade. All fused silica products are produced under carefully controlled condition...
  • Factory Free sample Investment Casting Products - Quartz Crucible – Dinglong

    Factory Free sample Investment Casting Products - Quartz Crucible – Dinglong

    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 crystalliz...
  • 2021 Good Quality Fused Quartz Products - Quartz Crucible – Dinglong

    2021 Good Quality Fused Quartz Products - Quartz Crucible – Dinglong

    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 crystalliz...
  • Factory source Refractory Minerals - Quartz Crucible – Dinglong

    Factory source Refractory Minerals - Quartz Crucible – Dinglong

    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 crystalliz...
  • Manufacturer of Investment Casting Parts - Fused Silica Flour Refractory Materials – Dinglong

    Manufacturer of Investment Casting Parts - Fused Silica Flour Refractory Materials – Dinglong

    High purity fused silica (99.98% amorphous) High thermal shock resistance, high volume stability and low volumetric expansion Available in both standard and custom particle size distributions Fused Silica Flour as Refractory Materials Our fused silica flour makes an excellent refractory material for applications due to its properties of high thermal shock resistance, high volume stability and low volumetric expansion. Fused silica flour is often used as refractory materials in flow cont...
  • Personlized Products Silicon Dioxide Powder - Fused Silica Sand – Dinglong

    Personlized Products Silicon Dioxide Powder - Fused Silica Sand – Dinglong

    High purity fused silica (99.98% amorphous) Outstanding chemistry in terms of minimal impurities – resulting in excellent hot strength Available in a variety of standard particle sizes and can also be customized to your specifications A Reliable Product Dinglong manufactures a wide range of fused silica products and specific product grades, including refractory application grade, electronics grade, foundry grade. All fused silica products are produced under carefully controlled condition...
  • Factory Promotional Castable Material - Fused Silica – Dinglong

    Factory Promotional Castable Material - Fused Silica – Dinglong

    High purity fused silica (99.98% amorphous) Available in both flour and grain forms Versatile material for use in refractory application Available in both standard and custom particle sizes distributions Refractory Application Dinglong fused silica is designed for optimal thermal shock resistance, insulating properties, and a low coefficient of thermal expansion. Our fused silica performs excellently in refractory applications that require dimensional stability and where heat retention i...