Seal Faces from China manufacturer - Ningbo Yinzhou Wendong Mechanical Seal Factory

Seal Faces

Payment Terms:	T/T,WU
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Means of Transport: Ocean

Delivery Date: 10-20DAYS

Function: PUMP

Packing: INDIVIDUAL PARTS

Brand Name: WM

Export Area: EUROPE AMERICAN AND EAST AS...

.Mass production;
.High thermal conductivity ;
.High hardness;

Ceramic seal faces have the property of the resistant-high-temperature, resistant-corrosion, resistant-wearing and good sealing and are widely used in spacecraft, machinery, metallurgy, printing and dyeing, foodstuff, pharmaceutical, auto industry and so on.

Ceramic physical property
Technical Parameter	Unit	95%	99%	99.5%
Content of Al2O3	%	>95	>98.9	>99.4
Density	g/cm3	3.7	3.88	3.9
Hardness	HRA	85	88	90
Porosity Rate	%	<0.4	<0.2	<0.15
Fractural Strength	Mpa	250	310	350
Cooffcioent of Heat Expansion	10-6/K	5.5	5.3	5.2
Thermal Conductivity	W/M.K	27.8	26.7	26

Advantages:
- Simple,reliable design
- High sealing effect against dirt,dust,water and abrasive media from the outside and against oil and grease from the inside
- Cost-effective
- Long service life
- Self-centering to compensate for shaft eccentricity or misalignment
- Maintenance-free
- Easy to assemble

Ceramic Seal Face
Specifications

1.High quality, competitive price
2.Quick response and fast, flexible delivery.
3.Small volume and massive are

Features:
1.The frictional times is 300, 000 to 500, 000,

2.Density :3.6~3.7g/cubic centimeter,

3.Rigidity is 84~86 HRA,

4.The thickness tolerance is less than 0.02mm, the diameter tolerance is less than 0.05mm,