Good Balance grade AR-2000 series
(Elastomer AR / TPS)

Features

1. Excellent long-term compression set.
2. Excellent chemical resistance (acid, alkali).
3. Excellent oil resistance compared to standard grade.
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Properties

ARONKASEI CO., LTD.

Item Test Method Unit AR-2020

AR-2040

(※3)

AR-2060
Characteristic - Standard
Hardness JIS K 6253 typeA point 25 40 60
Specific Gravity JIS K 7112 - 0.92 0.93 0.94
Melt Flow Rate ASTM D 1238 230℃×37.2N g/10min 17 6 5
Tensile strength JIS K 6251 MPa 5.3 7.2 12.5
300%Modulus 0.9 1.4 2.8
Elongation % 810 810 880
Tear Strength JIS K 6252 kN/m 9 12 22
Rebound resilience JIS K 6255 % 58 56 53
Taber abrasion Test JIS K 6264 H22×9.8N×1000Cycle mg 403 172 24
Compression Set JIS K 6262 23℃×24hr % 20 19 24
70℃×24hr 30 31 37
100℃×24hr 41 40 44
Softening Temperature our method  ※1 90 87 97
Brittleness Temperature JIS K 7216 <-60
Weather resistance - -
Mold Shrinkage
(Vertical/Flowing directions)
our method  ※2 % 0.8/4.3 1.1/3.3 1.0/2.3
Molding Method - - Injection ・ Extrusion
Drying - - unnecessary
Color - - Natural
Fusion strength our method  PP -
ABS - × × ×
PC - × × ×
PET - × × ×
6Ny(PA) - × × ×
PBT - × × ×
POM - × × ×
PVC - × × ×

The values shown in the table are representative ones and not guaranteed.
The figures in the table are subject to change without notice.
Reproduction of this information without our consent is prohibited.
※1 Softening temperature measurement method: Vicat softening temperature (at temperature rise rate of 50℃/hour and load of 2.5N)was determined with a needle inserted by 1mm.
※2 Shrinkage:A film gate sheet (126mm x 126mm x 2mm)was formed (at mold temperature of 40℃ and cooling period of 40 seconds).
※3 This is a grade that is made to order and sold.

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