Acrylic Elastomer WA5620

Typical properties:

1、Excellent oil and heat resistance
2、Low compression set
3、Easy bonding with metal
4、Excellent curing properties

Physical Form	Off-white to light yellow
S.G.	g/cm3	1.10
Mooney Viscosity	ML 1+10 @ 100℃	45
Volatile Matter	%	≤0.5%
Tg	℃	-18

 

Vulcanizate properties:

Compound formula PHR
WA5620	100
Process aids: Stearic acid	1.5
Process aids: WB222	1.0
Anti ageing agent: 445	2.0
FEB black: N550	60
HAF black: N330	-
Curing agent: FD-30	3
Curing agent: NPC-50	2
Rheological Properties
Mooney scorch at 125℃ t5 min	8.7
MDR data 180℃@15min Arc 0.5
ML, lb-in	1.012
MH, lb-in	7.571
ts2, min	1.46
T10, min	0.57
T50, min	2.33
T90, min	8.35

 

Physical properties	Press cured:180℃ @ 10min, post cured: 180 ℃ @ 4hour
Hardness, Shore A	67
Tensile strength, Mpa	11.3
Elongation at break, %	220
Compression set, % 150℃@70h	23
Heat resistance properties	175℃@70h in air
Tb change, %	-11
Eb change, %	-15
Hs change, Point	+3
Fluid Resistance	150℃@70h in ASTM No.1 oil
Tb change, %	-11
Eb change, %	+2
Hs change, Point	-2
Volume Swell, %	+3

 

Application:

It is a low to middle viscosity mooney grade acrylic elastomer with special curing site, and it was designed for low compression and excellent heat resistance and oil resistance and oil resistance product. PA4510 universally used for oil seal, gasket and other compression molding product.

 

Packing information:

WA5620 is packaged in paper bag. The weight is 25kg net per bag.

 

Safety and handling:

1、Store in well ventilated place.
2、Avoid eye contact.
3、Keep adequate ventilation during mixing or processing.
4、Wash thoroughly any contacted skin and clothing after handling.
5、Further safety and handing guide, can follow the products Material Safety Data Sheet.  

Important Notice:

The information in this publication is based on the test performed at our manufacturer and its cooperating company facilities that we believe are reliable, your results may vary due to differences in test types and conditions.