• Model NO.：Ceramic Balls
• Transportation：UPS,FedEx,DHL,by Ocean,by Air
• Transport Package：Plastic Bag-Box-Carton-Case,Barrel
• Specification：Standard
• Trademark：DIHUI
• Origin：Shandong, China
• HS Code：6909120000
• Production Capacity：5 Billion Balls

MaterialPropertiesClassClass 1Class 2Class 3Si3N4Density (g/cm³)3.0≤ρ≤3.6Elastic modulus (Gpa)270≤E≤330Poisson's ratio0.23≤μ≤0.29Coefficient of thermal expansion, X10^-6/ºC2.0≤α≤3.7(applicable range: room temp. to 500ºC)Average flexural strength (MPa)4-point test method≥750≥650≥5303-point test method≥820≥720≥550Average Vickers hardness /Gpa≥14.2≥13.3≥12.7      Average indentation fracture resistance(Mpa*m^1/2)≥6≥5≥5Crushing load ratio (%)403530MicrostructurePore size/μm≤10≤10≤25Inclusion/(number/cm²)25<S≤50≤4≤8≤1650<S≤100≤1≤2≤4100<S≤200≤0≤1≤2S>20000≤1Capacity*Fine ceramics  standard:  GB/T 31703-2015,ISO 26602-2017,ASTM F2094 F2094M-2018a,*Range:1mm-50.8mm*Grade: G3-G100

WHY CHOOSE US?

1. Professional Manufacturer of Steel Ball for 30 years
2. Easy Storage
3. Factory Price & Best Quality
4. Accept Customized Order
5. Fast Delivery
6. OEM Service
7. Emergency Stocks
8. We aim to be your long-term reliable supplies in China

1.Q: Do you like to accept small orders?
    A: Sure. We enjoy growing up together with all our clients, whatever big or small. You will become bigger and bigger to be with us.
2.Q: Will you send me a free sample?
    A: Yeah, you can get a free sample just by paying the delivery fee.
3.Q: Could you accept OEM and customization?
    A: YES, we can customize for you according to sample or drawing.
4.Q: Is it your own factory or are you a trading company?
   A: We have our own factory and you are welcomed to come and visit.
5.Q: What certifications do you have?
   A: We have ISO 3290-1-2014, SGS, IATF16949 certifications.
6.Q: Could you tell me the payment terms?
   A:We accept the TT, L/C, West Union, MoneyGram, and other ways. We always do our best to serve our esteemed clients.
7.Q: Could you tell me the delivery time of your goods?
   A: 3-7 days for stock goods, other goods according to the quantity for about 3-21 days.

We sincerely look forward to hearing from you ! ^-^