industrial alumina ceramic roller/ for cable application.

Specifications high temperature 99% alumina ceramic gasket

Excellent wear and abrasion resistance.

High dielectric properties

high hardness

Industrial alumina ceramic roller/ for cable application. Material: 99 alumina ceramic Density: 3.9 g/cm3   Technical Parameter of Alumina.

Material	——	AI-920	AI-950	AI-990	AI-997	AI-999
Texture	——	Al2O3	Al2O3	Al2O3	Al2O3	Al2O3
		>92%	>95%	>99%	>99.7%	>99.9%
Density	g/cm³	3.45	3.50	3.75	3.90	3.92
Bending strength	Mpa	340	300	330	390	390
Compressive strength	Mpa	3600	3400	3800	3900	3900
Elasticity modulus	Gpa	350	350	370	390	390
Impact resistance	Mpam½	4.2	4.0	4.4	5.2	5.5
Weibull Modulus	m	11	10	10	12	12
Vickers Hardness	HV 0.5	1700	1800	1800	2000	2000
Thermal expansion	10^-6K^-1	5.0-8.3	5.0-8.3	5.1-8.3	5.5-8.4	5.5-8.5
Thermal Conductivity	W/mk	18	24	25	28	30
Thermal shock resistance	°C	220	250	250	280	280
Highest Application Temperature	°C	1500	1600	1600	1700	1700

  Our advantage. 1.good quality 2.Competitive price and on time delivery 3.Professinal service 4. Strict Quality Control 5 Experienced sales and Engineers

Product Name:	Alumina ceramic ring
Size:	According to drawings(Customized)
Material:	zirconia ceramic / Alumina ceramic / Silicon carbide ceramic/ Silicon nitride etc.
Accuracy:	Accuracy Of Machining:+/-0.01mm
	Accuracy Of Grinding:+/-0.005mm
	Surface Roughness:Ra0.02
	Parallelism:0.01mm
	Verticality:+/-0.005mm
	Concentricity:0.01mm
Application:	Pump motor, Car industrial, Chemical, Mechanical Equipment, etc.
Drawing:	JPEG, PDF, CAD, IGS Accepted
services:	Quality assurance, on time delivery. comparative price.
Design:	Design and improvement to meet your individual demands.
Production:	High precision production, high standard and strict requirement.
Quality:	ISO9001 Quality System Management Assurance
Products:	Custom made service for you.
Payment:	T/T,30% Prepaid,70%before shipment.
Logistics:	Air Express or Sea shipment.
Customer Service:	24-hours standby, Critical listening your every suggestion or demand and feedback ASAP.

    We can supply the products according to customer's drawings, samples and performance requirement. If you need any further information, please do not hesitate to contact us .or you can visit our website. We will service you all the time.