Customized High Hardness 96% Alumina Ceramic Screws

Name: Customized High Hardness 96% Alumina Ceramic Screws
Brand: HaoRui
Rating: 5.0 (12 reviews)

Ceramic Alumina Screws
A superb combination of corrosion resistance, temperature stability and non-conductivity

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Model:
01107
Brand:
HaoRui

Product Description

Overview

ABOUT SHENZHEN HAORUI

Welcome to Shenzhen Haorui Industrial Technology Co., Ltd. We hope our products will interest you!

Shenzhen Haorui Industrial Technology Co., Ltd. was established in June 2006. It is an enterprise specializing in R&D,

manufacturing and sales of engineering ceramics. After more than ten years of development, we have accumulated rich industry experience and trained a group of professional technicians. We have a complete production process and quality management system, as well as a complete set of precision processing equipment and testing equipment.

Our engineering ceramic products are widely used in precision machinery manufacturing, microelectronics, semiconductors, aerospace, biomedicine, optical fiber communications, testing and inspection, solar photovoltaic and other fields. With the continuous innovation of technology and the continuous expansion of production capacity, we are committed to spreading high-quality engineering ceramics to every corner of the industry, improving human productivity, and contributing our own strength to social development.

Today, Haorui has more than 1,000 customers worldwide and has cooperated with more than 30 universities and scientific research institutions. We enjoy a high reputation and good reputation in the same industry, and the company's overall strength is in a leading position in the industry.

Product Description

800X800-5 800X800-6

Material Characteristics

These properties were measured on test samples.The values are typical material properties and may varyaccording to product configuration,geometry and manufacturing process.Please contact customer service for more data.

Property	Item	99% Alumina	99.8% Alumina	Zirconia Ceramics	Silicon Nitride	Silicon Carbide	Unit
Mechanical Characteristics	Color	light yellow	White	Ivory	Black Grey	Black
	Bulk Density	3.85	3.93	6.02	3.2	3.16	g/cm3
	Water Absorption	0	0	0	0	0	%
	Bending Strength	310	370	800	750	450	MPa
	Compressive Trength	2,400	2500	3000	3800	3900	MPa
	Elastic Modulus	340	390	200	290	420	GPa
	Fracture Toughness	3~4	4	8	7	3.5	MPa m1/2
	Weber Coefficient	12	12	15	15	-	m
	Vickers Hardness	1,600	1850	1200	1700	2800	HV 0.5
Thermal Characterics	Coefficient of Line Thermal Expansion	7~8	7~8	10	2	3.7	10-6 K-1
	Thermal Conductivity	29	32	3	20	160	W/mK
	Thermal Shock Resistance (Put in Water)	200	280	300	750	-	ΔT °C
	Max Working Temperature	1,600	1700	1000	1300	1950	°C
Electrical Characteristics	Volume Resistance At 20°C	>1014	>1014	>1013	>1014	-	Ωcm
	Dielectric Strength	15×106	15×106	11×106	10×106	-	V/m
	Dielectric Constant	10	10	33	-	-	εr
	One MHZ Dielectric Loss Angle at 20°C	0.0002	0.0001	0.0016	-	-	tanδ
Chemical Characteristics	Nitric Acid (60%) 90°C	0.1	0.05	≒0.00	1	≒0.00	24H WT Loss mg/cm2
	Sulphuric Acid (95%) 95°C	0.34	0.22	0.04	≒0.00	≒0.00
	Caustic Soda (30%) 80°C	0.95	0.04	0.08	0.2	≒0.00

PRECISION SHAPING AND MACHINING

With unique ceramic precision machining technology, formed material is cut and lapped after sintering to required shapes. These products are used for their unrivaled performance in OA sliding parts as general structural members, precision jigs and tools, in wear and chemical resistant sliding parts and also in electromagnetic fields and chemical solutions.

Process range
Inside Diameter	≥0.2mm	Length	≤750mm	Internal thread	≥2mm
Outside Diameter	≤400mm	Thickness	≤400mm	External thread	≤400mm
Machining accuracy
roundness	0.002mm	Parallelism	0.003mm	Verticality	0.005mm
concentricity	0.002mm	Flatnes	0.002mm	Straightness	0.005mm
clearance fit	0.003mm	tolerance of dimension	0.001mm	surface roughness	Ra0.1