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ORIFICE RING-Single

Application: It was widely used in the feeder of glass machinery and glass melting furnace for the glass melt forming.

Specification:

Index Code	Al₂ O₃ ≥	Fe₂ O₃ ≤	Zr O₂ ≥	Bulk density ≥	Apparent porosity≤	Cold crushing strength≥	Refractoriness under load(0.2MPa)
Unit	%	g/ cm³	%	MPa	°C
ZM20	67	0.3	20	2.98	18	100	1650

Index

Code

Al₂ O₃

≥

Fe₂ O₃

≤

Zr O₂

≥

Bulk density

≥

Apparent

porosity≤

Cold crushing

strength≥

Refractoriness

under load(0.2MPa)

Unit

g/ cm³

MPa

°C

ZM20

0.3

2.98

100

1650

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