Plastic elastomer

Formosa Plastics Hot melt adhesive grade EVA applied to hot melt adhesive products 7760H 7A50H 7A60H 7B50H 7B60H

Product Description

7A50H, 7A60H, 7B50H, 7B60H, 7760H are hot melt adhesive grade ethylene/vinyl acetate copolymer (EVA). This product is manufactured by a high pressure process. By introducing vinyl acetate (VA) into the ethylene molecular bond copolymerization reaction into EVA.

7A50H, 7A60H, 7B50H, 7B60H, 7760H are mainly used in hot melt adhesive products, such as book binding glue, automatic packaging glue, DIY glue, plywood glue and hot melt adhesive lining. It has the characteristics of good adhesion, processing fluidity, softness and transparency.

basic nature

			7760H	7A50H	7A60H	7B50H	7B60H
basic properties	unit	testing method
Melt index MI2.16	g/10min	ASTM D1238	25	150	150	400	400
density	g/cm3	ASTM D1505	0.945	0.934	0.938	0.933	0.942
VA content	%	FPC method	28	19	28	19	28

thermal properties
melting point	℃	DSC	70	82	71	76	68
Crystallization point	℃	DSC	51	62	50	55	55
Softening point (Vickers method)	℃	ASTM D1525	36	43	33	39	34
Softening Point (Universal)	℃	ASTM E28	84	92	81	91	82

mechanical properties
breaking point strength	Kg/cm²	ASTM D638	82	70	40	40	20
Elongation at break	%	ASTM D638	800	700	800	660	800
hardness	Shord D	ASTM D2240	20	23	16	22	19