Formula
Number |
Normal Performance |
Heat Aging Resistance |
ASTM No.1 Oil Resistance |
ASTM No.3 Oil Resistance |
Compression Set
Permanent Deformation
% |
Brittleness Temperature
℃ |
Characteristics and Uses |
Shore Hardness
A |
Tensile Strength
MPa |
Elongation at Break
% |
Hardness
Change |
Tensile Strength
Change
Rate,% |
Elongation at
Break Change
Rate,% |
Hardness
Change |
Volume Change
% |
Hardness
Change |
Volume Change
% |
| NB Series Nitrile Rubber (NBR) |
125℃×70h |
|
Complies with HG/T2579-2008
Hydraulic and Pneumatic Systems
O-rings |
| NB601 |
60 |
17.5 |
360 |
+4 |
3.4 |
-18.6 |
+2 |
-5.7 |
-4 |
+6.2 |
9 |
-40 |
| NB701 |
70 |
17.8 |
336 |
+4 |
2.1 |
-12.3 |
+2 |
-4.6 |
-3 |
+5.3 |
11 |
-40 |
| NB801 |
80 |
18.3 |
328 |
+3 |
0.8 |
-16.5 |
+1 |
-3.9 |
-3 |
+4.5 |
12 |
-40 |
| NP Series Chloroprene Rubber (CR) |
120℃×70h |
|
Various oil-resistant seals
Dust covers |
| NP610 |
60 |
19.5 |
495 |
+6 |
3.4 |
-8.6 |
+0 |
-0.53 |
-22 |
+72 |
22 |
-40 |
| NP710 |
70 |
18.8 |
420 |
+7 |
2.5 |
-3.5 |
+2 |
-2.9 |
-20 |
+66 |
18 |
-40 |
| HR Series Hydrogenated Nitrile Rubber (HNBR) |
150℃×70h |
|
Refrigerant A134 resistance,
Heat resistance, oil resistance,
H2S resistance, acid and alkali resistance,
Low compression set |
| HR520 |
50 |
26.5 |
365 |
+4 |
2.5 |
-6.8 |
+3 |
-2.4 |
-6 |
+8.6 |
22 |
-50 |
| HR620 |
60 |
28.4 |
321 |
+3 |
5.1 |
-6.3 |
+2 |
-1.1 |
-6 |
+7.2 |
20 |
-50 |
| HR720 |
70 |
27.8 |
274 |
+3 |
3.6 |
-5.2 |
+2 |
-2.2 |
-5 |
+7.5 |
20 |
-50 |
| HR820 |
80 |
29.8 |
225 |
+3 |
0.5 |
-8.1 |
+2 |
-2.2 |
-5 |
+6.2 |
23 |
-50 |
| AB Series Acrylate Rubber (ACM) |
150℃×70h |
|
Various high temperature resistant
Oil seals and hoses |
| AB630 |
60 |
10.5 |
365 |
+4 |
2.0 |
-3.6 |
+0 |
-3.3 |
-10 |
+13.6 |
26 |
-25 |
| AB730 |
70 |
11.4 |
270 |
+6 |
6.8 |
-5.4 |
+2 |
-2.1 |
-7 |
+12.2 |
30 |
-25 |
| AB830 |
80 |
10.4 |
195 |
+5 |
0.7 |
-6.3 |
+2 |
-2.7 |
-5 |
+10.8 |
28 |
-25 |
| AK series ethylene propylene rubber (AEM) |
150℃×70h |
|
Various high temperature resistant
Oil seals and hoses |
| AK640 |
60 |
16.5 |
365 |
+4 |
1.3 |
-6.8 |
+4 |
-5.4 |
-13 |
+33.6 |
22 |
-40 |
| AK740 |
70 |
14.4 |
260 |
+3 |
0.6 |
-10.2 |
+3 |
-5.1 |
-14 |
+34.2 |
23 |
-40 |
| AK840 |
80 |
15.0 |
215 |
+3 |
1.4 |
-9.7 |
+3 |
-4.6 |
-14 |
+34.0 |
25 |
-40 |
| Vk series high temperature and oil resistant rubber (EVM) |
175℃×70h |
|
Various high temperature and oil resistant
O-rings and seals |
| VK650 |
60 |
16.5 |
355 |
+4 |
2.5 |
-8.3 |
+3 |
-3.2 |
-6 |
+11.2 |
23 |
-40 |
| VK750 |
70 |
14.3 |
279 |
+3 |
1.1 |
-5.4 |
+4 |
-3.5 |
-5 |
+9.6 |
19 |
-40 |
| VK850 |
80 |
15.4 |
232 |
+3 |
0.6 |
-3.3 |
+3 |
-3.1 |
-5 |
+8.6 |
17 |
-40 |
| BV series low hardness roller rubber (NBR) |
100℃×70h |
n-hexane resistance 23℃×70h |
|
Oil-resistant for printing, dyeing, and textile
Ozone and medium resistance
Low hardness roller |
| BV260 |
20 |
3.5 |
638 |
+7 |
-5 |
-15 |
+3 |
+4.5 |
|
|
19 |
|
| BV360 |
30 |
5.4 |
586 |
+5 |
-3.5 |
-12 |
+1 |
+3.4 |
|
|
17 |
|
| BV460 |
40 |
7.4 |
450 |
+5 |
-3.2 |
-6 |
-1 |
-1.2 |
|
|
15 |
|
| EN series ethylene propylene rubber (EPDM) |
150℃×70h |
|
Various high and low temperature resistant
Rubber products and
Wires and cables |
| EN670 |
60 |
13.5 |
565 |
+4 |
2.5 |
-18.3 |
|
|
|
|
13 |
-40 |
| EN770 |
70 |
14.3 |
480 |
+6 |
1.1 |
-15.4 |
|
|
|
|
11 |
-40 |
| EN870 |
80 |
12.4 |
336 |
+6 |
0.6 |
-13.3 |
|
|
|
|
14 |
-40 |
| Cable material series |
135℃×168h (EP704 heat aging), 158℃×168h (TC1202 heat aging) |
|
| EP704 |
75 |
11 |
450 |
+2 |
2.1 |
-13.5 |
0 |
0 |
0 |
|
13 |
-40 |
Medium and low voltage insulation and sheathing |
| TC1202 |
80 |
11 |
180 |
+3 |
2.5 |
-8.5 |
0 |
0 |
0 |
|
14 |
-40 |
Low smoke, halogen-free, and self-extinguishing |
| NV series rubber plastic alloy material (NBR/PVC) |
NBR content, % |
PVC content, % |
DOP filling amount, parts |
Automotive hoses and seals,
Textile and printing rollers,
Cable sheathing; ultra high oil resistance,
Ultra low hardness, etc. |
| NT/VC3470 |
70 |
30 |
0 |
| NT/VC3474 |
70 |
30 |
40 |
| NT/VC3455 |
55 |
45 |
70 |
| NT/VC34710 |
70 |
70 |
100 |
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