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NBR (Nitrile Butadien Rubber)

±Û¾´ÀÌ : ÇѾçÇÏÀÌÄÍ ³¯Â¥ : 2015-02-27 (±Ý) 09:22 Á¶È¸ : 3410
À¯È­ÁßÇÕ¿¡ ÀÇÇÏ¿© Á¦Á¶µÈ ¾ÆÅ©¸±·Î´ÏÆ®¸±°ú ºÎŸµð¿£ÀÇ °øÁßÇÕü·Î °¡Àå ³Î¸® »ç¿ëµÇ°í ÀÖ´Â ³»À¯¼º°í¹«ÀÌ´Ù. ´ÏÆ®¸±ÇÔ·®ÀÌ 42~46%ÀÇ ±Ø°í ´ÏÆ®¸±, 36~41%ÀÇ °í ´ÏÆ®¸±, 31~35%ÀÇ Áß°í ´ÏÆ®¸±, 25~30%ÀÇ Àú ´ÏÆ®¸±µîÀ¸·Î ºÐ·ùµÈ´Ù.
´ÏÆ®¸±ÇÔ·®ÀÇ Áõ´ë¿¡ µû¶ó¼­ ³»À¯¼º, ³»¸¶¸ð¼º, ±â°èÀû ¼ºÁúÀÌ Çâ»óµÇÁö¸¸ ³»ÇѼº, ½ÅÀ强, ź¼ºÀº ÀúÇϵȴÙ. Àμâ¿ë·Ñ, ³»À¯¼ºÈ£½º, ÀÚµ¿Â÷¿ë ºÎÇ° µî¿¡ ³Î¸® »ç¿ëµÈ´Ù.
 
Ç׸ñ±Ô°Ý KNB
25LM
KNB
25M
KNB
25LH
KNB
25H
KNB
25SH
KNB
35LL
KNB
35L
KNB
35LM
KNB
35M
KNB
35H
KNB
40M
KNB
40H
KNB
0230
KNB
0230L
°áÇÕ AN ÇÔ·®(%)
28 34 41 35
Raw ¹«¿ì´ÏÁ¡µµ(ML1+4, 100¡É)
50
60
70
80 100 33 41 50 60 80 60 80 56 40
ºñÁß
0.96 0.98 1.00 0.98
Compound  Properites*1)
 
Comp'd ¹èÇÕ°í¹« ¹«¿ì´ÏÁ¡µµ(ML1+4, 100¡É)
73
90
101
114
140
54
66
78
90
110
92
113
60
64
·¹¿À¹ÌÅÍ(160¡É, ARC¡¾1)
-
-
-¡¡
-¡¡
   -¡¡
- - - - - - - - -
ML(1bf.in)
14.1
15.7
18.0 21.0 23.5 9.7 10.4 11.9 15.5 16.5 11.5 13.9 11.6 10.9
MH(1bf.in)
40.4
41.0
42.0 43.5 45.5 38.9 40.2 41.4 44.0 46.3 43.2 45.1 43.2 42.7
ts1(min)
3.0
2.9
3.3 3.0 3.0 3.8 3.1 2.2 2.0 2.2 2.8 2.7 2.3 2.6
t'50(min)
4.7
4.3
4.9 4.7 4.8 6.0 5.2 4.2 4.2 4.0 6.7 6.2 3.8 4.0
t'90(min)
17.0
16.9
16.0 15.6 16.5 16.9 16.3 15.3 16.3 16.1 19.6 20.1 12.9 12.4
*2)
 
 
                       
300% ÀÎÀåÀÀ·Â(kgf/§²)
140
155
168 175 185 132 141 148 153 160 150 170 160 150
ÀÎÀå°­µµ(kgf/§²)
275
285
285 285 290 300 310 313 327 334 345 360 300 295
½ÅÀåÀ²(%)
510
480
440 400 310 570 550 530 520 500 560 540 500 510
°æµµ(Shore-A)
73
73
73 73 73 74 74 74 74 74 75 75 74 74
ASTM #1 Oil ħÀû(º¯È­À²)*3)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
300% ÀÎÀåÀÀ·Â(%)
23
22
24
24
25
42
35
39
40
43
45
47
40
38
ÀÎÀå°­µµ(%)
-7
-8
-8 -10
-13 -8
-13
-6 -6 -4 -1 -1 -3 -3
½ÅÀåÀ²(%)
-20
-20
-23 -18 -21 -29 -28 -23 -21 -20 -26 -29 -25 -24
°æµµ(º¯È­)
-4
-4
-4 -3 -3 0 0 0 -1 0 4 4 -1 -1
ºÎÇÇ(%)
2
2
2 3 1 -1 0 0 0 0 0 -1 0 0
     *1) NBR 100, »êÈ­¾Æ¿¬ 3, ½ºÅ׾Ƹ°»ê 1, HAF Black(IRB#7) 40, ÃËÁøÁ¦TBBS 0.7, Ȳ1.5 Total : 146.2
*2) 150¡É¡¿40 Min. Press °¡È²
*3) 100¡É¡¿70hrs, Change Rate

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