Stopper Rod for Continuous Casting

The stopper has the advantages of good erosion resistance and erosion resistance, stable flow control during casting, tight closure after casting, etc.

Stopper rod physical and chemical indicators

Physical and chemical indicators：

Tūemi	Taurangi
	SB45	SB40
Ko Al2O3  %	≥45	≥40
C %	≥20	≥25
Flexural Strength MPa	≥5.5	≥5.5
Apparent porosity %	≤19	≤19
Bulk density g/cm3	≥2.36	≥2.2

Head Part：

Tūemi	Taurangi
	MC65	MC60	AC70	AC65	AC60	MA70	MA65
Ko Al2O3  %	/	/	≥70	≥65	≥60	/	/
MgO %	≥65	≥60	//	/	/	/	/
Ko Al2O3+MgO %	/	/	/	//		≥70	≥65
C %	≥9	≥12	≥9	≥12	≥15	≥8	≥10
Bulk density g/cm3	≥2.45	≥2.4	≥2.65	≥2.6	≥2.55	≥2.6	≥2.45
Te porosity %	≤19	≤19	≤19	≤19	≤19	≤19	≤19

Rongsheng company introduction

Rongsheng Company is a professional supplier of refractory materials, with 10 tau o te wheako kaweake, exporting to more than 80 whenua. The main products of Rongsheng Company include various refractory bricks, nga mea whakaahuru kore ahua, metallurgical materials, thermal insulation materials, me etahi atu.