JMCUSA Ceramics

JMC (USA), Inc.

Silicon Nitride Ceramics

Thermocouple Protection Tubes
for Aluminum, Zinc and Brass

Pressureless Sintered Silicon Nitride

Max Thermal resistance: 1,200 ^oC
Cont Thermal Resistance: 1,000 ^oC
Density: 3.1 g/cm³
Flexural strength: 690 MPa
Thermal shock resistance: 700 ^oC
Apparent porosity: <0.1%
Thermal expansion: 3.5 x 10-6 (RT-1000 ^oC)

Standard Dimensions
(Millimeters)

OD	ID	Length
9	5	400	500	600	700	800	-	-	-	-	-
14	8	400	500	600	700	800	-	-	-	-	-
16	9	400	500	600	-	-	-	-	-	-	-
18	11	400	500	600	700	800	900	1000	-	-	-
20	13	400	500	600	700	800	900	1000	1100	1200	1400
26	17	400	500	600	700	800	900	1000	1100	1200	1400
28	17	400	500	600	700	800	900	1000	1100	1400	1400
30	20	400	500	600	700	800	900	1000	1100	1200	1400
40	30	-	-	-	-	800	-	1000	-	1200	1400