ӭ𽺻еרҵͨlt118

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1865266388818168539358
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1865266388818168539358

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ͨlt118-Բο

ʱ䣺2018-04-02 21:41:00     ؼʣ,,,𽺻е

Material
   
        Physical

Ȼ(NR)
   Natural Rubber


   (SBR)


   (IIR)
   Butyl

Ԫұ
   EPDM

ȶ
   (CR) Neoprene


   (NBR)
   Nitrile

۰֬
   
   (PU)
   
   Urethane

()
   (SR)
   Silicone

Ȼǻϩ(CSM)
   Hypalon

PHYSICALPRO
   PERTIES
   
   
һ


   
   Specific Gravity

0.93
   
   1.45

0.94
   
   1.20

0.92
   
   1.10

0.86
   
   1.30

1.10
   
   1.35

1.00
   
   1.20

1.02
   
   1.25

0.98
   
   1.6

1.12
   
   1.35

ӲȷΧ
   Hardness Rang(Shore A)

30-100

35-100

30-90

30-90

35-95

30-100

55-100

20-90

40-90

ǿ
   Tensile Strength Max(psi Rm.Temp)

4000

3000

2500

3000

3000

3000

3000

1500

3000


   
   Elongation Max(% Rm.Temp)

750

600

700

600

600

600

750

800

600

ظ
   
   Resilience

E

G

P-F

G

G-E

F-G

F-E

F-G

F-G

ѹ
   Compression Set

G

F

P-G

G

F-G

G

G-E

G-E

F-G

͸
   
   Impermeablity to Gases

F

F

E

F

F-G

G

P-F

P-F

G


   Flex Cracking Resistance

F

G

G

G

G

F

G-E

F-E

G

˺
   
   Tear Strength

E

F

G

F-G

F-G

F-G

E

P-F

F-G

ĥ
   
   Abrasion Resistance

E

G-E

G

G-E

G-E

G-E

E

P-F

G-E

ǿ
   Impact Strength

E

E

G

G

G-E

F-G

G-E

P-G

G

ѳɳ
   Cut Growth Resistance

E

G

E

G

G

G

G-E

P-F

G

ENVIRONMEN
   TRESISTANCE
   
ͻ


   
   Oxidation Resistance

F-G

F-G

E

G-E

G-E

F-G

G-F

E

E


   
   Ozone Resistance

P

P

G-E

E

G

P

E

E

E

ͺ
   
   Weathering Resistance

F

F

E

E

G

F-G

G-E

E

G-E

ɹ
   
   Sunlight Resistance

P-F

F

E

E

G-E

P-F

G-E

E

E

ˮ
   
   Water Resistance

E

G-E

E

E

G

G-E

G

G

G

ȼ
   
   Flame Resistance

P

P

P

P

G

P

P-G

F-G

G


   Heat Resistance

F

F-G

G

G-E

F-G

G

F-G

E

G


   Low Temperature Flexibility

G-E

G

F-G

G-E

F

F-G

G

E

F-G

CHEMICALR
   ESISTANCE
   
ͻѧƷ

ͺ
   
   Oil and Gasoline

P

P

P

P

F-G

G-E

G-E

P-F

F-G

Ͷֲ
   Animal & Vegetable Oile

F

F

G-E

G

G

G-E

G

F-G

G

ʹ
   Alcohols

G

G

G

F-G

G-E

F-G

F-G

G

G-E

ͼ
   Alkalies

F

F

E

G-E

E

G-E

P

P

E


   
   Acids

F-G

F-G

G-E

G

G

G

P-F

F

G-E

ʯܼ
   Aliphatic Hydrocarbon solvents

P

P

P

P

G

E

G

P-F

G

ͷܼ
   Aromatic Hydrocarbon solvents

P

P

P

P

P-F

F-G

P-F

P-F

P-F

ܼͪ
   Oxygenated Solvents

G

G

G-E

G-E

P-F

P

P

F

F


ע: E=Excellent      G=Good          F=Fair      P=Poor






Ӳȼܶһı仯ΧͬʱҲǿɸҪӦ䷽ԡϲοǹ̶ģҪؼԱϵ˽⡣


 

𽺲±

TEMPERTURE RESISTANCE OF RUBBER MATERIALS

z|

һ|ضmù?C

䷽mõĜضȹ?C

   zNBR?

         40 ~  120

                    50 ~  150

   ұzEPDM

         40 ~  150

                    50 ~  200

   zSL

         40 ~  220

                   100 ~  250

   仯zHNBR

         40 ~  170

                   40 ~  175

   zSBR

         30 ~  100

                   40 ~  110

   zFPM

         30 ~  200

                   40 ~  280

   ȶzCR

         40 ~ 100

                   50 ~  150

   zIIR

         50 ~  100

                   60 ~  130

   ȻzNR

         20 ~  100


   ۰zPU

         30 ~  70

                   40 ~  100

𽺲ԱȽϱ

RUBBER MATERIAL PHYSICAL PROPERTIES COMPARATIVE LIST


NBR

EPDM

SL

SBR

FPM

CR

IIR

NR

PU

Tensile Strength

LElongation

ԣRebound Resistance

˺Tear Resistance

ĥAbrasion-Resistance

ײImpact Strength Resistance

ԣGas Impermeability Resistance

Oxygen Resistance

ͳOzone Resistance

ͺWeathering Resistance

չ⣯Flame Resistance

͟ᣯHeat Resistance

͜ԣLow Temperature Resistance

Oil and Fuel Resistance

{

ֲͣAnimal and Vegetable Oil Resistance

{

ƾAlcohol Resistance

{

{

ҺAlkaline Resistance

{

ҺAcid Resistance

{

{

܄ͣAliphatic-solvent Resistance










-Aliphatic

-Aromatic

{

܄Oxygenated-Solvent Resistance

ˮԣWater Resistance


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