Insulating Bricks of Hot & Cold Face Grades - Exporter, Manufacturer, Supplier, Trading Company, Ahmedabad, India

KUNDAN REFRACTORIES

Insulating Bricks of Hot & Cold Face Grades

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Product Code : 05

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Product Specification

INSULATING BRICKS (IS-2042)
Properties	Grade A [KRI-A]	Grade B [KRI-B]	Grade C [KRI-C]
Bulk Density (gm/cc, max.)	1.00	0.90	0.75
Apparent Porosity (%, min.)	60	60	65
Cold Crushing Strength (kg/cm², min.)	20	15	7
Pyrometric Cone [ASTM] No. (min.)	32	27
Suitable for temperatures upto (ÂºC)	1500	1250	850
Thermal Conductivity at Hot Face temperature of 600ÂºC (kcal/m/hr/ÂºC, max.)	0.35	0.23	0.20
PLCR (ÂºC/3 hours, max.)	Â±1.5 at 1250ÂºC	Â±1.5 at 1200ÂºC	Â±1.5 at 1000ÂºC
NOTE: Provided above are average test data, subject to reasonable variations

MICA INSULATING BRICKS
Properties		Grade A [KRMI-A]	Grade B [KRMI-B]	Grade C [KRMI-C]
Bulk Density (gm/cc)		0.475 ~ 0.530	0.570 ~ 0.630	0.700
Apparent Porosity (%, min.)		80	75	72
Cold Compressive Strength (kg/cm², min.)		7	9	12
Thermal Conductivity (kcal/m/hr/ÂºC, max.)	400ÂºC	0.11	0.14	0.16
	600ÂºC	0.14	0.16	0.175
	800ÂºC	0.16	0.175	0.19
PLC (% at ÂºC for 5 hours)		-1.5 at 950ÂºC	-1.5 at 1000ÂºC
Maximum Safe Working Temperature (ÂºC)		1000	1050	1050
Al₂O₃ (%)		36
SiO₂ (%)		48
Fe₂O₃ (%)		2
NOTE: Provided above are average test data, subject to reasonable variations

Contact Details

KUNDAN REFRACTORIES

11, G.I.D.C., Industrial Estate, Phase-III, Naroda,Ahmedabad - 382330, Gujarat, India
Phone:91-79-22822510
Fax:91-79-22822371

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Key Personnel

Mr. Vidyut Vora (Partner)
Mobile:+919327018418,+919825090001