ceramic tubes ceramic boxes from China manufacturer - Tangshan Fenghua Porcelain Industry Co.,Ltd

Product Detail

Model No.: CT-001

Production Capacity: 10000pcs/day

Delivery Date: 15 days

Al2O3: ≥99.5%

Fe2O3: <0.1%

Means of Transport: Ocean,Land,Air

Packing: carton or wooden case packi...

Brand Name: FH

SiO2: <0.2%

Material: alumina ceramic(75%~99.5%AL2O3 ceramic).
Single or Multi-bore ceramic tube. Size as per customers' need.

Chemical competent	Al2O3	≥99.5%
	SiO2	<0.2%
	Fe2O3	<0.1%
Alkaline matter		<0.1%
Density		3.9 g/cm3
Hardness		9 M
Water absorption		<0.1%
Rupture strength		>2000kg/cm2
Gas tightness		Kept for ten minutes at negative pressure of 1.3Kpa. The pressure drop is less than 0.3Kpa.
Thermal tolerance		Insert the pipe into the furnace at a depth of 20mm. Heat to 1600ºC and maintain for 30 minutes.
Alkali tolerance		In the Na2CO3 solution of 2N concentration, boil for 15 hours with the weight loss not greater than 20mg/dm2.
Volume resistance		>9*10(5) Ω·cm/1600ºC
Breakdown voltage		20kv/cm
Expansion coefficient		8*10(-8)
Temperature for use		Long-term: 1600ºC Short-term: 1800ºC