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Rubber Quality
 
   
 
category of Rubber
( ASTM abbreviation)
Natural Rubber
( NR )
Integrated Rubber
( IR )
Styrene Rubber
( SBR )
Butadiene Rubber
( BR )
Chemical composition
polyiso pentane
polyiso pentane
Styrene- butadiene copolymer
polybutadiene
Main characteristic
Good direction elastic of rubber. Good mechanism characteristic of wear resistance
With approximate same characteristic to natural rubber and stability

Better abrasion resistance than natural rubber and good aging resistance.
Low price.

Better elasticity than natural rubber.

Good in wear resistance.
Characteristic of natural rubber
Specific gravity
0.92
0.92 ∼ 0.93
0.93 ∼ 0.94
0.91 ∼ 0.94
ML viscosity
ML1+4( 100 ℃ )
90 ∼ 150
55 ∼ 90
30 ∼ 60
35 ∼ 55
Characteristic of integrated rubber
Harden range of JIS
10 ∼ 100
20 ∼ 200
30 ∼ 100
30 ∼ 100
Strength of tensile (kg/cm2)
30 ∼ 300
150 ∼ 200
50 ∼ 200
20 ∼ 200
Extension rate (%)
1000 ∼ 100
1000 ∼ 100
8800 ∼ 100
8008 ∼ 100

elasticity

crack
Wear resistance
Bending crack resistance
Yield temperature ( ℃ )( maxima using temperature )
120
120
120
120
Cold resistance ( embrittlement resistance temperature ℃ )
-50 ∼ -70
-50 ∼ -70
-30 ∼ -60
-73
Aging resistance
light resistance
Ozone resistance
Fire resistance
insulation (Ωcm)
( unit resistance )
10 10 ∼ 10 15
10 10 ∼ 10 15
10 10 ∼ 10 15
10 14 ∼ 10 15
ventilation
Radiation resistance
△∼○
△∼○
solvent resistance of Integrated Rubber
Fuel, naphtha
benzene, toluene
Liquid oil
alcohol
ether
△∼○
ketene ( MEK )
╳ ∼△
△∼○
△∼○
△∼○
Acetic acid
╳ ∼△
╳ ∼△
╳ ∼△
Resistance of Acid and alkaline of Integrated Rubber
water
Organic acid
High concentrate inorganic acid
Low concentrate inorganic acid
High concentrate
Low concentrate alkaline
 
Main application

Special large size tire of Automotive, tire of industrial tractor, boot, flexible tube, bend, air spring etc. for general using or industrial product.

Tire for automotive and airplane or made of natural bobber product almost can be instead by Integrated rubber.
Automotive tire, boot, bobber coating fabric, sport product, floor, sponge etc. for industrial product or general product.
Tire for automotive and airplane, boot, vibration absorber, roller of grind, bend, flexible tube etc. for industrial product or general product.

category of Rubber
( ASTM abbreviation)

Chlorine butadiene rubber
( CR )

butyl Rubber
( IIR )
Nitrile Butadiene rubber
( NBR )
ethylene propylene diene monomer
( EPM•EPDM)
Chemical composition
Polybutadiene
isobutene iso pentane copolymer
Butadiene propylene copolymer
ethylene propylene copolymer
( trimer )
Main characteristic
Good resistance in aging, ozone, pharmaceutical,
Good resistance in aging, ozone, air through and solvent.
Good resistance in oil, abrasion and aging
Good resistance in aging, ozone and conductivity liquid.
Characteristic of natural rubber
Specific gravity
1.15 ∼ 1.25
0.91 ∼ 0.93
1.00 ∼ 1.20
0.86 ∼ 0.87
ML viscosity
ML1+4( 100 ℃ )
45 ∼ 120
45 ∼ 75
30 ∼ 100
50 ∼ 150
Characteristic of integrated rubber
Harden range of JIS
10 ∼ 90
20 ∼ 0
15 ∼ 1000
30 ∼ 90
Strength of tensile (kg/cm2)
50 ∼ 250
50 ∼ 150
50 ∼ 250
50 ∼ 200
Extension rate (%)
1000 ∼ 100
800 ∼ 100
800 ∼ 100
800 ∼ 100

elasticity

crack
Wear resistance
○∼◎
Bending crack resistance
Yield temperature ( ℃ )( maxima using temperature )
130
150
130
150
Cold resistance ( embrittlement resistance temperature ℃ )
-35 ∼ -55
-30 ∼ -55
-10 ∼ -20
-40 ∼ -60
Aging resistance
light resistance
Ozone resistance
Fire resistance
∼△
insulation (Ωcm)
( unit resistance )
10 10 ∼ 10 12
10 16 ∼ 10 18
10 2 ∼ 10 10
10 10 ∼ 10 15
ventilation
Radiation resistance
△∼○
△∼○
solvent resistance of Integrated Rubber
Fuel, naphtha
benzene, toluene
△∼○
╳ ∼△
Liquid oil
alcohol
ether
╳ ∼△
△∼○
╳ ∼△
ketene ( MEK )
△∼○
Acetic acid
╳ ∼△
Resistance of Acid and alkaline of Integrated Rubber
water
Organic acid
△∼○
╳ ∼△
High concentrate inorganic acid
Low concentrate inorganic acid
High concentrate
Low concentrate alkaline
Main application
Electric code shield, conveyer belt defends the vibration rubber, window frame rubber, continues the pharmaceutical, applying rubber
Inner tube of a tire, suitcase, rubber lotion sheet, electric cord shield, and the window frame rubber, steam hose, heat resistance conveyer.
Oil seal, cushion, oil resistance hose, conveyer belt, printer roller, textile expenditures roller of oil resistance.
electric wire shield, chock belt of automobile, window frame rubber, steam hose, conveyer.

category of Rubber
( ASTM abbreviation)
Hypalon
( CSM)
Alkyl acrylate coplolymer robber
( ACM•ANM)
Polyurethane RUBBER
( U)
Silicon rubber
( SI)
Chemical composition
Chorosulfonated polyethylene
cyanoacrylate copolymer
Polyurethane
P olysiloxane
Main characteristic

Good resistance in ageing, ozone, whether, medicament

, abrasion.
Good ability in high temperature oil
Excellent in mechanical strength
Good ability in high and low temperature surrounding, good ability in oil.
Characteristic of natural rubber
Specific gravity
1.11 ∼ 1.18
1.09 ∼ 1.10
1.00 ∼ 1.30
0.95 ∼ 0.98
ML viscosity
ML1+4( 100 ℃ )
30 ∼ 55
45 ∼ 60
25 ∼ 60 液狀
液狀
Characteristic of integrated rubber
Harden range of JIS
50 ∼ 90
40 ∼ 90
60 ∼ 100
30 ∼ 90
Strength of tensile (kg/cm2)
70 ∼ 200
70 ∼ 120
200 ∼ 450
40 ∼ 100
Extension rate (%)
500 ∼ 100
600 ∼ 100
800 ∼ 300
500 ∼ 50

elasticity

crack
╳ ∼△
Wear resistance
╳ ∼△
Bending crack resistance
╳ ∼○
Yield temperature ( ℃ )( maxima using temperature )
150
180
80
280
Cold resistance ( embrittlement resistance temperature ℃ )
-20 ∼ -60
0. ∼ -30
-30 ∼ -60
-70 ∼ -120
Aging resistance
light resistance
Ozone resistance
Fire resistance
 
╳ ∼△
╳ ∼△
╳ ∼○
insulation (Ωcm)
( unit resistance )
1014
10 8 ∼ 10 10
10 9 ∼ 10 12
10 11 ∼ 10 15
ventilation
Radiation resistance
△∼○
╳ ∼○
△∼◎
solvent resistance of Integrated Rubber
Fuel, naphtha
╳ ∼△
benzene, toluene
╳ ∼△
╳ ∼△
╳ ∼△
Liquid oil
╳ ∼△
△∼○
╳ ∼○
alcohol
ether
╳ ∼△
ketene ( MEK )
△∼○
Acetic acid
△∼○
Resistance of Acid and alkaline of Integrated Rubber
water
Organic acid
High concentrate inorganic acid
Low concentrate inorganic acid
High concentrate
Low concentrate alkaline
Main application
resistance in surrounding aging, corrosion resistance coating, case inside lining, for outdoor using rubber coating canvas, corrosion resistance cushion, heat-resisting and corrosion resistance roller, etc.
Gear box of automotive, crank bush or gasket, etc.
Industrial roller, solid tire, bend, high pressure cushion, gasket of joint for large pressure product.
Cushion gasket, oil seal, industrial roller, and cushion, for good ability in high and low temperature, insulation for medical or ceramic product. (RTV)

category of Rubber
( ASTM abbreviation)

Fluor propylene rubber ( FPM)

poly sulfide rubber
( T)
Chemical composition
Hexafluoropropene ethylene copolymer
poly sulphide
Main characteristic
Hexafluoropropene ethylene copolymer
High resistance in oil, good resistance in ozone
Characteristic of natural rubber
Specific gravity
1.80 ∼ 1.82
1.34 ∼ 1.41
ML viscosity
ML1+4( 100 ℃ )
65 ∼ 180
5 ∼ 50
Characteristic of integrated rubber
Harden range of JIS
50 ∼ 90
30 ∼ 90
Strength of tensile (kg/cm2)
70 ∼ 200
30 ∼ 150
Extension rate (%)
500 ∼ 100
700 ∼ 100

elasticity

crack
╳ ∼△
Wear resistance
╳ ∼△
Bending crack resistance
Yield temperature ( ℃ )( maxima using temperature )
300
80
Cold resistance ( embrittlement resistance temperature ℃ )
-10 ∼ -50
+10 ∼ -40
Aging resistance
light resistance
Ozone resistance
Fire resistance
insulation (Ωcm)
( unit resistance )
10 15 ∼ 10 18
10 15
ventilation
Radiation resistance
△∼○
△∼○
solvent resistance of Integrated Rubber
Fuel, naphtha
benzene, toluene
Liquid oil
△∼○
alcohol
ether
╳ ∼△
╳ ∼△
ketene ( MEK )
Acetic acid
△∼○
Resistance of Acid and alkaline of Integrated Rubber
water
Organic acid
High concentrate inorganic acid
Low concentrate inorganic acid
High concentrate
Low concentrate alkaline
Main application
For heat resistance, oil resistance, solvent resistance gasket of rocket or missile. Corrosion cushion of chemical plant, gasket, septum, box lining, hose, pump component.
Oil high resistance cartilage, cushion roller (universe rubber), and cork material, adhesive, pattern plate. (1P)