PRODUCT SPECTRUM & SPECIFICATION

PRODUCT SPECTRUM :

SPECIFICATION

ACID PROOF BRICKS

S.NO.	BRAND	WATER ABSORBTION	FLEXURAL	C.C.S(KG/CM2)	RESISTANT TO ACID(%)
1	DUNS-AP CLAAS-I	2	100	700	1.5
2	DUNS-AP CLAAS-II	4	70	500	4
3	DUNS-SHAPED

ACID PROOF MORTAR

S.NO.	PRODUCT	WORKING TIME(Min AT 27C	FLEXURAL STRENGHTH(Kg/cm2)	C.C.S Kg/cm2	BOND STRENGHTH(Kg/cm2)	TOLUENE ABSORBTION(% by weight)
1	DUNS(S)	15	35	100	5	18
2	DUNS(P)	29	40	150	5	18

INSULATION MORTAR & BRICKS

S.NO.	PRODUCT (MORTAR)	TYPES OF SETTING	MAX GRAIN SIZE	SERVICE TEMP. C	AL203 (%)	FE203 (%)
1	DUNS-INS-30	CERAMIC	0.5	-	30	2.0
2	DUNS-INS-42	CERAMIC	0.5	-	42	1.8
3	DUNS-SET	AIR SEETTING	0.5	1500	42	1.5

S.NO.	PRODUCT (BRICKS)	THERMAL CONDUCTI-VITY(Minutes at 27 C	APPERENT POROSITY	C.C.S (Kg/cm2)	B.D (gms/cc)	TOLUNE ABSORBTION (% BY WT.)
1	DUNS-INS-30	CERAMIC	0.5	-	30	2.0
2	DUNS-INS-42	CERAMIC	0.5	-	42	1.8
3	DUNS-SET	AIR SEETTING	0.5	1500	42	1.5

FIRE BRICKS

PRODUCT	AL203 (%)	FE203 (%)	PCE OC	AP %	B.D gm/cc	C.C.S Kg/cm2	RUL C	PLC
DUNS-30	30	2.0	30	25	2.0	200	1350	+0.5 at 1400 C/2hrs
DUNS-42	42	2.0	32	23	2.10	300	1410	+1.0 at 1400 C/2hrs
DUNS-60	60	2.5	35	23	2.40	400	1430	+2.0 at 1400 C/2hrs
DUNS-70	70	3.9	35	23	2.50	500	1430	+3.0 at 1600 C/2hrs
DUNS-80	80	1.0	38	20	2.85	500	1550	+5.0 at 1600 C/2hrs

CASTABLES

PRODUCT	GRAIN SIZE	WATER ADD AT SITE %	RTE AT 1000 C	SERV. TEMP (%)	DRY DENSITY 110 C	CCS Kg/cm2 110/24hrs	& 800/3hrs	PLC at 3hrs	Al2O3 (%)	Fe2O3 (%)
DUNS CREATESPL	0-5.0	10.0-12.0	0.55	1350	2250	400	250	+ 0.8 1350 C	45	4
DUNS CREATE-N	0-5.0	10.5-11.0	0.55	1400	2100	250	240	+ 1.0 1400 C	45	4
DUNS CREATE-S	0-5.0	11-12.0	0.65	1450	2500	350	300	+ 1.0 1400 C	65	5
DUNS HEAT-K	0-5.0	10-11.0	0.6	1600	2200	350	280	+ 1.5 1500 C	60	1
DUNS HEAT M	0-5.0	9-10.0	0.8	1750	2800	600	430	+ 1.0/1500 C	88	0.8

INSULATION CASTABLE

PRODUCT	GRAIN SIZE	PCE C/OC	RTE At 1000c%	SERV. TEMP (%)	DRY DENSITY Kg/m3 at10C	PLC At300 C 3 HRS	PLC at 1100 C 3 HRS	AL203 %	FE203 %
DUNS-INS-30	0-6.0	-	0.55	1000	550	-	-	30.0	11.0
DUNS-INS-33	0-6.0	137/12	0.57	1100	850	+1.60	-	33.0	8.5

BED MATERIAL

PRODUCT	AL2O3	SIO2	FE203	ALKALI (%)	GRINDING RANGE (MM)	PARTICLE SIZE (mm)	B.D Gm/cc	INITIAL DEFOR(DEG.C)
DUNS-BM	25-30	70	3.5	1.5	0.8 -3.0	0.9	1.1-1.3	1400 C
DUNS-BM-	30-35	60	2.5	0.8	0.9-2.8	0.9	1.0-1.2	1420 C