Light weight insulating products

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Refractory material

Clay bricks

Light weight insulating refractory products

Brand	properties	temp (℃) Reheating shrinkage less than 2%	Bulk Density (g/cm³)	Cold Crushing Strength (kg/cm²)	Thermal Conductivity at 350℃ (kcal/mh℃)
A	A-1	900	≥0.50	≤5	≥0.13
	A-2	1000	≥0.50	≤5	≥0.14
	A-3	1100	≥0.50	≤5	≥0.15
	A-4	1200	≥0.55	≤8	≥0.16
	A-5	1300	≥0.60	≤8	≥0.17
	A-6	1400	≥0.70	≤10	≥0.20
	A-7	1500	≥0.75	≤10	≥0.22
B	B-1	900	≥0.70	≤25	≥0.17
	B-2	1000	≥0.70	≤25	≥0.18
	B-3	1100	≥0.75	≤25	≥0.18
	B-4	1200	≥0.80	≤25	≥0.23
	B-5	1300	≥0.80	≤25	≥0.23
	B-6	1400	≥0.90	≤30	≥0.27
	B-7	1500	≥1.00	≤30	≥0.31
C	C-1	1300	≥1.10	≤50	≥0.30
	C-2	1400	≥1.20	≤70	≥0.38
	C-3	1500	≥1.25	≤100	≥0.45
S	S-1	1300	≥1.40	≤150	≥0.50
	S-2	1400	≥1.45	≤150	≥0.55
	S-3	1500	≥1.50	≤150	≥0.60

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