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Alumina Ceramic Rod Tube Ferrules 99% -95% Ceramic Heater Tube
Features:
1) A variety of specifications available.
2) Satisfy various technical request
3) Lower medium spoilage
4) Good insulation performance and high temperature resistance
5) Stiffness texture
6) Used in all electric products and electric heating products
7) OEM, ODM and OBM are welcomed
Performance:
Material | Alumina | Zirconia | ||||
Properties | Units | AL997 | AL995 | AL99 | AL95 | ZrO2 |
%Alumina | —— | 99.70% | 99.50% | 99.00% | 95% | —— |
Color | —— | Ivory | Ivory | Ivory | Ivory & White | ivory white |
Permeability | —— | Gas-tight | Gas-tight | Gas-tight | Gas-tight | Gas-tight |
Density | g/cm³ | 3.94 | 3.9 | 3.8 | 3.75 | 5.89 |
Straightness | —— | 1‰ | 1‰ | 1‰ | 1‰ | 1‰ |
Hardness | Mohs Scale | 9 | 9 | 9 | 8.8 | 8.5 |
Water Absorption | —— | ≤0.2 | ≤0.2 | ≤0.2 | ≤0.2 | 0 |
Flexural Strength (Typical 20℃) | Mpa | 375 | 370 | 340 | 304 | 1200 |
Compressive Strength (Typical 20℃) | Mpa | 2300 | 2300 | 2210 | 1910 | 5700 |
Coefficient of Thermal Expansion (25℃ to 800℃) | 10-6/℃ | 7.6 | 7.6 | 7.6 | 7.6 | 10 |
Dielectric Strength (5mm Thickness) | AC-kv/mm | 10 | 10 | 10 | 10 | —— |
Dielectric Loss 25ºC@1MHz | —— | < 0.0001 | < 0.0001 | 0.0006 | 0.0004 | 0.001 |
Dielectric Constant | 25º C@1MHz | 9.8 | 9.7 | 9.5 | 9.2 | 29 |
Thermal Conductivity (25℃) | W/m·K | 35 | 35 | 34 | 20 | 3 |
Dongguan Ming Rui Ceramic Technology Co., LTD., a professional
manufacturer of machined ceramic parts, has 10 senior engineers and
lots of technicians. We produce strengthened structure zirconia
ceramic bar, ceramic tube, ceramic shaft, ceramic plate, ceramic
sleeve, ceramic valve, ceramic plunger and ceramic arm. The
products are applicable to instruments, medical instruments, clocks
and electronic products, mills, energy and power, machine and
metals, autocar and military and some other high-end areas.
In cooperation with Tsinghua University, we've achieved great
successes in particular requirements. With our professional
knowledge and business experience in machined ceramic parts,
low-budget and high-performance new ceramic products are made of
high–quality raw materials. The value of our ceramic products is
greatly increased due to the composite technology and precise
processing.
Our high efficiency machined ceramic parts, perfect service and
good reputation roots in our professional machined ceramic
technology, continuous innovation, great sincerity and our pursuit
for sustainable development. We have a unique technnology called
“mirror polishing” that has improved the brightness, color,
smoothness of our ceramic parts.
1. What kind of industry ceramics do you have ?
We specialized in 95% 97% 99% alumina ceramic and zirconia ceramic
parts .
2.Can you produce free samples for me ?
Yes usually , we can produce free samples for you but it is up to
the product complexity .
3.What terms can you accept for payment ?
T/T, L/C , Western union , Money Gram and Paypal is welcome , but
paypal and western union only for small -sum payment.
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