Ashok Rai Board, IEC 60641-Type B 4.1, IS 1576 : 1992 standard press boards, 0.80mm,1mm,1.50mm,2mm,3mm,4mm,5mm,6mm,calendared press boards,components,blocks,type c, type D, electrical transformer, distribuation transformer, quality, pre compressed boards, insulation press board, power full di electric strength, density of .98 to 1.20 g/cm sq, quality policy, material specifications.

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We have commenced manufacturing of
Electrical grade insulating press board conforming to Type 'C' of I S 1576:1992 as well as
IEC 60641-Type B 4.1

We are supplying the vital raw material since three decades to the following leading manufacturers of
the above products.

1)Senapathy Whitely (p) Ltd .Ramanagaram.
2) Raman Boards, Unit I, Tandavapura,Mysore.
3) Raman Boards,Unit II,Sonepet.

With a view to cater to the ever increasing demand for the above product we have moved towards forward integration program of manufacturing the Electrical insulating Press Board.

We will be shortly offering other grades of insulating press board conforming to type 'D' and various other components to make our company as a one stop shop for Transformer insulation.

BOARDS

PRODUCT CODE	THICKNESS RANGE	SIZE-MAX*1
ATTAL 001-IS 1576:1992 Grade type "C" STANDARD SPECIFICATION	0.8mm To 6mm Tolerance <1.6mm = +-7.5% >1.6to 6.35mm =+-5%	2000x 900mm
ATTAL 002-IN HOUSE SPECIFICATION	0.8mm To 6mm Tolerance <1.6mm = +-7.5% >1.6to 6.35mm =+-5%	2000x 900mm

COMPONENTS

PRODUCT CODE	THICKNESS RANGE	SIZE-MAX*
ATTAL001/ STRIP-Grade type"C" IS 1576:1992 STANDARD SPECIFICATION	0.8mm To 6mm Tolerance <1.6mm = +-7.5% >1.6to 6.35mm =+-5%	Custom Made
ATTAL002/ STRIP-IN HOUSE SPECIFICATION	0.8mm To 6mm Tolerance <1.6mm = +-7.5% >1.6to 6.35mm =+-5%	Custom Made
ATTAL001/ BLOCKS-IS 1576:1992 SPECIFICATION	0.8mm To 6mm Tolerance <1.6mm = +-7.5% >1.6to 6.35mm =+-5%	35mmX45mm 40mmX65mm
ATTAL002/ BLOCKS-IN HOUSE SPECIFICATION	0.8mm To 6mm Tolerance <1.6mm = +-7.5% >1.6to 6.35mm =+-5%	35mmX45mm 40mmX65mm

ASHOK RAI BOARDS

MATERIAL
SPECIFICTION

REF
PB/ATTAL001-
GRAY BOARDS

SOLID PRESS BOARD FOR ELETRICAL SPECIFICATION & MULTIPURPOSE
INDIAN STANDARD (IS) TYPE "C"
IS - 1576:1992

PROPERTY	GRADE 1
1. Electric Strength:-
i. Air at 90 C,kv	Sample Punctured at 8 kv
ii. Oil at 90 C,kv	Sample withstood 27 kv for 1 minute without puncture
2. Tensile Strength:-	MD - 530kg/cm2,CMD267 kg/cm2
3. Shrinkage:-
1. Shrinkage in air%:-
i. Machine Direction (M.D)	0.40
ii. Cross Machine Direction (C.M.D)	0.66
iii. Perpendicular	3.57
2. Shrinkage in Oil % :-
i. Machine Direction (M.D)	0.11
ii. Cross Machine Direction (C.M.D)	0.18
iii. Perpendicular	0.37
4. Flexibility Test:-
i. Machine Direction	The sample shall withstand 20 Nos of folds without splitting or parting of either surface ply across the full width of the test piece. (Obtained Value--Withstood)
ii. Cross Direction
5. Oil Absorption %	33
6. Mineral Ash %	1.50
Ph Of Aqua Extract	7
Foreign matters:- Iron, Plastic, rubber, ploy then, Zari, metal pieces & synthetic fibers	Nil
Density	0.98 to 1.15 g/cm2
Thickness Range	0.8mm To 6mm
Confirmed By:- Mr. Sunil Kumar Rai (Partner) (Computer generated report signature not required)

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New # 174 (Old # 127), Adam Sahib Street,
Royapuram, Chennai - 600 013,
Tamilnadu. INDIA.

Telephone: +91-44-25900562,+91-44-25902075
Mobile: 9840095424, 9444467964, 9840056446
E-mail: sunil@ashokraigroup.com