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High precise silicon nitride ceramic yarn wheel guide roller caster ceramique de nitrure de silicium

Offers excellent wear resistance and accuracy in extreme temperature conditions
An alternative to wheels made with conventional metal alloys
60% lighter than steel
Delivers high strength and fracture toughness
Excellent thermal shock resistance
Resistant to wear and erosion
Exhibits nonmagnetic properties and electrical insulation
Corrosion and chemical resistant
Offers design flexibility for a customized solution

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Model:
0314

Product Description

Silicon nitride ceramic wheel

SHENZHEN HAORUI INDUSTRIAL Silicon Nitride

Place of Origin

Guangdong, China

Type

Ceramic Parts

Application

Industrial Ceramic

Model Number

Si3N4-0314

Brand Name

HaoRui

Processing Service

Cutting, Moulding, Grinding, Milling, Drilling, Lapping, Polishing, CNC, Laser

Product name

Custom ceramic parts

Color

Black Or Gray

Shape

Customized

Dimension

Customized Dimensions

Quality control

100% Inspection

Feature

High temperacture，High hardness, high strength, wear resistance, corrosion resistance, high temperature(1200°), good thermal diffusivity, good thermal shock resistance(avoid the temperature changing rapidly), good insulativity, low density. The comprehensive properties are best in most of structure ceramic.

Max Working Temperature

1300℃

Certification

ISO9001:2015

Water Absorption

0

MOQ

1 Pcs

Packaging and delivery

Packaging Details

Box, Carton, Wooden, Bag etc. Customized package.

Port

Shenzhen or Hong Kong

Supply Ability

1000 Piece/Pieces per Day

Application industry:

Machinery, electronic, semiconductor, chemical, petroleum, smelt.

Specific application:

Welding shaft, electronic substrate, plunger, nozzle, slide guide, diesel parts, metal molding, shaft wheels etc.

Properties Of Silicon Nitride

Property	Item	Data	Unit
Mechanical Characteristics	Color	Black/Grey	-
	Density	3.2	g/cm³
	Bending Strength	750	MPa
	Compressive Strength	3800	MPa
	Elastic Modulus	290	GPa
	Fracture Toughness	7	MPa m^1/2
	Weber Coefficient	15	m
	Vickers Hardness	1700	HV 0.5
Thermal Characteristics	Coefficient of Line Thermal Expansion	2	10^-6 K^-1
	Thermal Conductivity	20	W/mK
	Thermal Shock Resistance (Put in Water)	750	ΔT℃
	Max Working Temperature	1300	℃
Electrical Characteristics	Volume Resistance at 20℃	>10¹⁴	Ωcm
	Dielectric Strength	10×10⁶	V/m
	Dielectric Constant	-	εr
	One MHZ Dielectric Loss Angle at 20℃	-	tanδ
Chemical Characteristics	Nitric Acid(60%)90℃	1	WT Loss mg/cm2/day
	Sulphuric Acid(95%)95℃	≒0.00
	Caustic Soda(30%)80℃	0.2