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JMC (USA), Inc.

Silicon Nitride Ceramics

Ceramics Home | Grades and Specs | Thermocouple Protection | Heater Protection | Metal Degassing | Flame Diffuser

Heater Protection Tubes

for Molten Aluminum

Pressureless Sintered Silicon Nitride

Max Thermal resistance: 1,200 C
Continuous Thermal Resistance: 1,000 C
Electrical Resistance: 9.2x108ohm·cm (700C)

Standard Dimensions

(Millimeters)

OD ID Length
(Max.)
Flange
50 40 1,150 *
55 45 1,100 *
60 50 1,150 *
65 55 1,200 *
70 55 1,300 *
80 65 1,200 *
85 70 1,200 *
90 75 1,000 *
95 80 1,000 *
105 90 1,000 *
110 95 1,250 *
115 100 1,250 *
150 135 1,150 *
165 150 1,100 *

* - We can supply any flange size,
consult sales for availability.
JMC can assemble tubes to fit any
heater. Contact us for more
information on special orders.

Ceramics Home | Grades and Specs | Thermocouple Protection | Heater Protection | Metal Degassing | Flame Diffuser


Home | Company Profile | Chromium | Cobalt | Hydrogen Storage Alloy | Ceramics | Ferrite | Contact | JMC Japan