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Guangzhou Zhongli Technology Co., Ltd

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City:guangzhou

Country/Region:china

Contact Person:MrsAin Qiu

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China Si3N4 HyperBalls Silicon Nitride Balls Dry wet Grinding Media ODM wholesale

Si3N4 HyperBalls Silicon Nitride Balls Dry wet Grinding Media ODM

Name: Si3N4 HyperBalls Silicon Nitride Balls Dry wet Grinding Media ODM
Brand: Zhongli
Price: 1 USD

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Brand Name :Zhongli

Model Number :SNB-01

Certification :CE ISO

Place of Origin :China

MOQ :1kg

Payment Terms :L/C,T/T,Western Union

Supply Ability :50-200 ton/month

Delivery Time :within 15days

Packaging Details :barrel

Grinding Modes :Dry grinding, wet grinding, vacuum grinding, low temperature grinding

Power :0.75KW

Grinding Jar Material :Stainless steel, agate, zirconia, alumina, nylon, PTFE

Dimensions :600mm*300mm*300mm

Grinding Ball Diameter :3mm, 5mm, 8mm, 10mm, 15mm

Grinding Jar Volume :50ml, 100ml, 150ml, 250ml, 500ml

Weight :40kg

Rotation Speed :0-580rpm

Programmable Control :Yes

Voltage :220V

Max. Feeding Capacity :2/3 capacity of the grinding jar

Grinding Ball Material :Stainless steel, agate, zirconia, alumina, nylon, PTFE

Model :XQM-2

Safety Features :Overload protection, interlock protection, emergency stop

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Product Description

Si3N4 HyperBalls Engineered for Strength & Durability: Revolutionizing Industrial Applications

In the ever-evolving world of materials engineering, the demand for components that can withstand extreme conditions while maintaining superior performance is more significant than ever. Enter Si3N4 HyperBalls, a groundbreaking innovation engineered for strength and durability. These advanced ceramic balls, made from silicon nitride (Si3N4), are setting new standards in various high-performance applications. From aerospace to medical devices, Si3N4 HyperBalls are redefining what's possible in terms of strength, durability, and efficiency.

Understanding Si3N4 HyperBalls

Silicon nitride ceramics, particularly Si3N4 HyperBalls, are renowned for their exceptional mechanical properties. With a compressive strength of 3800 MPa, these balls are designed to endure the toughest environments. Their unique combination of high hardness, excellent wear resistance, and minimal thermal expansion makes them ideal for applications that demand reliability under high stress and temperature conditions.

Key Properties of Si3N4 HyperBalls

High Compressive Strength: With a compressive strength of 3800 MPa, Si3N4 HyperBalls are built to withstand significant pressure, making them suitable for high-load applications.
Thermal Stability: These balls maintain their strength and integrity even at temperatures up to 1800°F, making them perfect for high-temperature environments.
Low Friction and Wear Resistance: The low friction coefficient of Si3N4 HyperBalls reduces wear and extends the lifespan of bearings and other components.
Corrosion Resistance: Silicon nitride's chemical inertness ensures that these balls remain unaffected by corrosive substances, enhancing their durability in harsh conditions.

Applications of Si3N4 HyperBalls

The versatility of Si3N4 HyperBalls makes them indispensable across a wide range of industries. Here are some of the key applications:

Aerospace and Defense

In aerospace and defense, where reliability and performance are non-negotiable, Si3N4 HyperBalls excel. Their ability to withstand extreme temperatures and high-impact conditions makes them ideal for use in aircraft engines and turbines. The lightweight nature of these balls also contributes to improved fuel efficiency and payload capacity.

Automotive Industry

As the automotive industry shifts towards electric and autonomous vehicles, the demand for components that can enhance efficiency and performance is rising. Si3N4 HyperBalls are increasingly used in electric motor bearings, where their non-conductive properties prevent electrical corrosion. This not only extends the lifespan of the bearings but also reduces maintenance costs.

Medical Devices

In the medical field, Si3N4 HyperBalls are used in orthopedic implants and surgical tools due to their biocompatibility and wear resistance. Their stability and hardness ensure that medical devices function accurately and reliably, which is crucial for patient care.

Renewable Energy

In renewable energy applications, particularly wind turbines, Si3N4 HyperBalls offer durability and load capacity. Their resistance to wear and corrosion reduces maintenance needs, leading to cost savings and increased efficiency in energy production.

Advantages Over Traditional Materials

Si3N4 HyperBalls offer several advantages over traditional steel balls, making them a preferred choice in many applications:

Weight Reduction: Being 58% lighter than steel, Si3N4 HyperBalls reduce the centrifugal force in high-speed operations, leading to smoother performance.
Extended Service Life: Their superior wear resistance and hardness result in longer-lasting components, reducing the need for frequent replacements.
Non-Conductivity: Unlike steel, Si3N4 HyperBalls do not conduct electricity, making them ideal for use in electric motors and generators.

Challenges and Considerations

While Si3N4 HyperBalls offer numerous benefits, there are some challenges to consider:

Cost: The advanced manufacturing process of silicon nitride balls can make them more expensive than traditional materials. However, their extended lifespan and reduced maintenance costs often justify the initial investment.
Environmental Concerns: At very high temperatures, these balls can release toxic gases. Proper safety measures and ventilation are essential when handling them in such environments.

Property	Silicon Nitride (Si3N4)	Steel (440C)	Zirconia (ZrO2)	Alumina (Al2O3)
Density (g/cm³)	3.2	7.8	6.0	3.9
Hardness (HV)	1,400–1,600	700–900	1,200–1,300	1,500–1,800
Fracture Toughness (MPa·m½)	6–7	15–20	7–10	3–4
Compressive Strength (GPa)	2.5–3.5	2.0–2.5	2.0–2.3	2.0–3.0

●Description:

Silicon Nitride Ceramic Ball is the most ideal bearing ball for bearing applications, due to the excellent properties of silicon nitride ceramics, it has many irreplaceable advantages comparing to traditional steel materials, such as: high mechanical strength, low wear loss, good self-lubrication, low density, high corrosion resistance, good electrical insulation etc.

Therefore, Silicon Nitride Balls are mostly used for some harsh working conditions: high speed/super speed bearings, high precision bearings, bearings in vacuum, high/low temperature bearings.

Moreover, Silicon Nitride Ceramic Balls can also used as valve ball or measurement balls in chemical pumps/high temperature pumps/metdering pumps.

●Physical Properties:

Chemical Composition:	Si3N4≥95%
Bulk Density:	3.2±0.05g/cm3
Elastic Modulus:	350GPa
Hardness Vickers:	1870HV
Bending Strength:	780MPa
Fracture Toughness:	7.2MPa·m1/2
Thermal Expansion Coefficient:	3.2 10-6/K
Thermal Conductivity:	25W/(m·K)

● Ball Sizes/Grade :

Size (mm)			Φ0.8-180
Grade	Vdws	SPH	Vdwl	Ra
G3	0.05-0.08	≤0.08	<0.13	0.01
G5	0.08-0.13	≤0.13	<0.25	0.014
G10	0.15-0.25	≤0.25	<0.5	0.02
G16	0.2-0.4	≤0.4	<0.8	<0.025
G20	0.3-0.5	≤0.5	<1	<0.032
G100	0.4-0.7	0.4-0.7	<1.4	<0.0105

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FAQ

1. What sizes and tolerances are available?

Diameter range: 0.5mm to 50mm (custom sizes possible).
Sphericity: As low as 0.1µm (Grade 5 for ultra-precision bearings).
Surface finish: Ra < 0.02µm (mirror polish for low friction).

2. Are silicon nitride balls FDA-approved for medical use?

Yes! Si3N4 is biocompatible (ISO 6474-1) and used in spinal implants, dental devices, and joint replacements due to its antibacterial properties.

3. How do I choose the right Si3N4 balls for my application?

Consider:

Load & speed requirements (dynamic/static stress).
Temperature range (Si3N4 excels in high heat).
Chemical exposure (resistant to most acids/alkalis).
Electrical insulation needs (non-conductive).

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