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Quick Details

  • Place of Origin: Hunan, China (Mainland)
  • Type: Ceramic Parts
  • Application: Industrial Ceramic
  • Material: Alumina Ceramic, Alumina, zircoina, steatite
  • Model Number: Customer's Requirements
  • Brand Name: Jinghui ceramics
  • Product name: Advanced fine polished ceramic beads
  • Color: White, black, pink available
  • Surface treatment: Polishing, glazed
  • Size: On the request
  • Specification: On the request
  • Tolerance: Tight tolerance via green machining process
  • Max. service temperture: 1650℃
  • Certificate: ISO9001:2008/SGS/ROHS
  • Usage: various of electrical/electronical devices

Packaging & Delivery

Packaging Details 1.Polybag with air bubble or PE foam; 2. Export carton
Delivery Time 2~3 weeks after receipt of deposit

 Fine polished advanced ceramic beads 

Product Description


1.Ceramic insulator beads are made from alumina, zirconia or steatite, it's always used as wear resistant grinding parts, insulating media, anti-high temperature components or anit-chemical items in different devices.

2.Typical forming process: Hot press, dry press

3.White, pink, black as typical color, other different color is available;

4. Different design, different available to us, it can be built per customer's specification;

5.Surface treatment: in order to enhance the performance, like polishing and glazing to be carried out.

5. The max. diameter can be up to 120mm, with tighten dimensional size;

6.Impact ceramic body without any cracks, smooth surface

7.Good insulation and electrical performance, the physical properties has same outstanding. 


It widely used in many kind of electronical devices.


Overall manufacturing process

Material Data. Sheet









Color WhiteIvoryIvoryWhiteBlackBlackGray
Water absorption%0000000
Flexural strengthMpa≥320≥338≥3791200550158650
Compressive strengthMpa≥2000≥2240≥224019903306---2200
Max. service temperature
Thermal conductivityW/(m.K)2429302.5150525
Ω.cm> 10^14> 10^14> 10^14> 10^1110^510^12> 10^14
Insulation strengthkV/mm18181917---3.9316
Dielectric constant-
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Company Information


We, at Jinghui Industry Ltd, is a leading advanced ceramic components’ manufacturer in China who specilizing in producing various of fine ceramic components for different industry over than 12 years.


The selection manufacturing methods include dry pressing, hot pressing, isostatic pressing,extrusion, injection molding in selection of materials, also we have our own entire secondary precision processing and firing production line, such as lapping processing, CNC machining processing, metallization processing, laser cutting processing, glazing and firing processing and so on.

   With our reliable products, professional service and good credit established with customers, we have been exporting our products to Europe, North American, Southeast, South American, South African more than 50 countries.



Q1. Is it available to provide customize products?

A: We always support custom-made engineering and structure ceramic components per different dimensions, design, whatever it’s prototyping need or massive production demand.


Q2: What is your minimum order quantity?

A: It depend on the design.


Q3. When can I get the price?

A: We regularly quote within 24 hours after we get your inquiry. If you are in urgent need of get the price, please call us or tell us in your email so that we will proceed your inquiry as priority.


Q4: How many days will sample be finished? And how about the mass production?

A: 4~5 weeks after receipt of tooling charge as regular manufacturing time for prototyping sample. 5~6 weeks after receipt of deposit as lead time for mass production. In case,  it’s in urgent need of ceramic grinding burr, it can be complete earlier with expenditure charge.


Q5. What about the transportation?
A: Normally it’s with sea freight for mass production, but sometimes Int’l express will be used when the package is small.  


Q6. How to ensure the quality?

A: The dimension out of any batch will be carried out sampling inspection per International AQL standard. 100% cosmetic inspection will be done.


Q7. Are you a manufacture??
A: We are a professional manufacturer. We are warmly welcome clients from worldwide to visit our factory and cooperate with us.

Contact us


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