ROHS Approved

Polyester Enamel Wire (BAWA 231)

BAWA 231 is in between class-B & F (THEIC modified) Polyester wire enamel.
BAWA 231 is suitable for die & felt applications horizontal enamelling machines.
Enamelled wire coated with BAWA 231 has excellent heat shock & electrical properties.
BAWA 231 can be processed over wire range from 0.05 to 1.0 mm wires.
BAWA 231 suitable for high speed enamelling machines up to 200 VD.

PHYSICAL PROPERTIES
Appearance	Brown Colour Liquid
Flash Point	40°C
Compatibility with thinner	1 : 1

* Viscosity by FORD Cup (B4) at 30°C in sec.

THERMAL PROPERTIES
Heat Shock
4d/180°C/ 30min	OK	---
5d/180°C/ 30min	---
Cut Through
310°C / 2 min	---	OK
280°C / 2 min	OK	----

ELECTRICAL PROPERTIES
Break Down Voltage kV	at RT	10.5		8.5

TAN DELTA
Bending Point °C (solid block)	135-155

PHYSICAL PROPERTIES (also available with below properties)
SOLID CONTENT % (180°C/l gm/2hr)	VISCOSITY	PROPOSED Machine
36 ± 1	60 - 75	HORIZONTAL FELT
40 ± 1	75 - 85	HORIZONTAL FELT
36 ± 1	90 - 125	HORIZONTAL DIE
40 ± 1	100 - 130	HORIZONTAL DIE

Viscosity by Ford cup B4 at 30°c in sec.

MECHANICAL PROPERTIES
Diameter of Bare wire	1.0 mm	0.5mm
Build up of enamel	0.070 mm	0.065mm
Elongation	38%	40%
Flexibility
Mandrel Winding (20% pre stretch 1xd)	OK	OK
Jerk Test	OK	OK
Peel Test (nXd)	160 - 180	NA
Abrasion (Av) (Unidirectional)	12N	8 N

CHEMICAL PROPERTIES
Solvent Resistance
Pencil Hardness
Initial	3h	3h
Std. Solvent	2h	2h

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Please note that all above-mentioned values may be changed according to the machine.

RECOMMENDED THINNER		Thinner W/E
PACKING :	Bawa 231 Thinner W/E	210 Kg in mild steel drums. 21 Kg in mild steel drums.
SHELF LIFE	One year from date of manufacturing if stored in sealed container at room temperature 25°C).

This information contained here is best to our knowledge. Company makes no warranty of results and assurance, no obligations or liabilities for the use of any products or process therin. This publication is not to be taken as a license to operate under or recommendation to infringe upon any patents.

PRODUCT RANGE
Wire Enamels		Impregnating Resins	Insulating Varnishes