3 mm Bore Diameter 603zz C0/C3/C4/C5 Clearance Full Ceramic Ball Bearings

Product Description

Product Description

Features of Our Ceramic Parts
1	Quick production as fast as 3 day On average, we return quotations within 24 hours.We are good at manufacturing various highly qualified ceramic parts(Al2O3, ZrO2, Si3N4, SiC) as fast as 3 days
2	High Accuracy Guaranteed We offer various tolerances according to different demands, the tolerance can reach +/-0.005mm
3	OEM/ODM Service Our engineers have built up rich experience from our previous projects, so we can handle all precision machining ceramic process projects, serving in various sectors
4	Quality Assurance Our Company has a sound quality assurance system, advanced detection equipment, and a strict quality management system.

	Content	Unit	AL2O3	ZrO2		SiC	Si3N4
Property			95%AL2O3	99%AL2O3	ZrO2	ZrO2	ZrO2
Mechanical Characteristics	Color		black	faint yellow	Ivory	black	grey/black
	Density	g/cm3	3.7	3.85	6.02	3.2	3.2
	Bending Strength	Mpa	300	310	800	500	750
	Compressive Strength	Mpa	2300	2400	3000	2200	3800
	Elastic Modulus		3-4	3-4	8	-----	7
	Weber Coefficient	m	12	12	15	-----	15
	Hardness	HV0.5	1400	1600	1200	-----	1700
Thermal Characteristics	Coefficient of line Thermal Expansion	10-5K-1	7-8	7-8	10	4.2	2
	Thermal Conductivity	W/mK	20	29	3	60	20
	Thermal Shock Resistance	TºC	250	200	300	400	750
	Max Working Temperature	ºC	1500	1600	1000	-----	1300
Electrical Characteristics	Volume Resistance at 20ºC	Ωcm	>10^14	>10^14	>10^14	10^3-10^8	>10^14
	Dielectric Constant	εr	9	10	33	-----	-----
	Dielectric Strength	V/m	15*10^6	15*10^6	11*10^6	-----	10*10^6
Chemical Characterstics	(60%)90ºC	WT loss mg/cm3/day	0.1	0.1	0	0.04	1
	Sulphuric Acid (95%)95ºC		0.3	0.34	0.04	0.01	0
	Caustic Soda (30%)80ºC		0.9	0.95	0.08	0	0.2

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FAQ
CAN YOU MAKE THE CUSTOMIZED PARTS?
Of course, we also take the design for clients and make the special parts and mold, satisfied with customers of high quality.
HOW ABOUT THE LEAD TIME?
The lead time is based on the quantity and complexity of the ordering tools. it's normal for 10-20 days, If urgent,
we'll arrange the production with top priority to reduce lead time.
DO YOU KEEP A STOCK OF YOUR PRODUCTS?
We will stock for the regular ordering parts, for the customized product we need to machine them according
to special requirements.
CAN YOUR ENGINEER JOIN OUR PROGRAM DESIGN
We're very pleased to be working with you, we can offer our idea and design.
IS THERE A PRICE LIST?
Feel free to contact our sales to get the last price list and offer.