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Home » Product Directory » Manufacturing & Processing Machinery » Machinery for Glass & Ceramics » Ceramic Tube

Ceramic Tube

Ceramic Tube
Ceramic Tube
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Product Description

Product Details:
Place of Origin Shandong, China (Mainland)
Type Ceramic Tubes
Brand Name DKJL
Al2O3 74-99.5%
Temp 1800 degree C
Density 2.6kg/m3
Listing Description Al2O3: 85-99.5%

Chemical competentAl2O385-99.5%
SiO2<12%
Fe2O3<0.5%
Alkaline matter<2.5%
Density2.6 g/cm3
Hardness7 M
Water absorption<0.2%
Rupture  strength>1300kg/cm2
Gas tightnessKept for ten minutes at negative pressure of 1.3Kpa. The pressure drop is less than 0.3Kpa.
Heat toleranceInsert the pipe into the furnace at a depth of 20mm. Heat to 1600 and maintain for 30 minutes.
Alkali toleranceIn the Na2CO3 solution of 2N concentration, boil for 15 hours with the weight loss not greater than 20mg/dm2.
Volume resistance>2*10(5) Ω·cm/1300
Breakdown voltage18kv/cm
Expansion coefficient5*10(-8)
Temperature for useLong-term: 1400  Short-term: 1600
Chill and abrupt heat1300~room temperature not cracking thrice
   
Company: DKJL Co., Ltd.

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