high temperature wear and abrasion, corrosion resistance Aluminum Oxide Ceramic Tubes HONGDA manufacturer from China HONGDA Ceramics Co., Ltd.

Place of Origin:

Zhejiang, China (Mainland)

Product Detail

Model No.: HONGDA

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high temperature wear and abrasion, corrosion resistance Aluminum Oxide Ceramic Tubes

Aluminum Oxide Ceramic Tubes
1.Material: 85 - 99.5% alumina ceramic
2.Purpose:used in various furnace
3.Max Length 2500mm

Aluminum Oxide Ceramic Tubes

Extreme high temperature stability under reducing, inert and high vacuum condition under high temperature up to 1800C.
Extreme wear and abrasion resistance.
Chemical corrosion resistance under high temperature.
High dielectric properties.
Gas tight for many applications to provide protective atmospheres or high vacuum at high temperature to eliminate contamination or impurity.
Low material cost and custom size available.

Material	85 Al2o3	90 Al2o3	95 Al2o3	99 Al2o3
Al2o3	85%	90%	93%	99.30%
Fe2o3	≤ 1.0	≤ 0.5	≤ 0.5	≤ 0.3
Desnsity: g / cm3	3.4	3.5	3.6	3.85
Vickers Hardness	≥ 8.6	≥ 8.8	9	9
Water Absorption:%	≤ 0.2	≤ 0.1	≤ 0.085	≤ 0.01
Refractoriness:°C	1580 °C	1600 °C	1650 °C	1800°C
Flexural Strength:Mpa	180	200	240	280
Wear Rate( at room temperature, erosion, 100 grinding)%	≤ 3	≤ 2.5	≤ 1	≤ 0.5

Dimension		Outer dia. mm	Inner dia.mm	Length mm	Remark
Item
Thermocouple protection tube		7-120	1-110	10-2000	If you need others,we can customize for you.
Insulated tube	Single hole	2-120	1-110	10-2000
(inner core)	Double holes	1-10	0.4-2	10-2000
	Four holes	2-10	0.5-2	10-200