현위치: 고무/합성고무 > FKM 불소고무
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불소고무 Fluoro Elastomers (FKM) 란?
단위모노머중에 평균하여 1개이상의 불소원자를 함유하는 모노머의 중합 또는 공중합에 의하여 만들어진 합성고무를 말한다. 모든 고무중 가장 내약품성, 내열성이 우수하여 시일, 타이어프레임, 호스, 로울 등의 특수한 공업재료에 사용된다.
Viton® (바이톤)  
탁월한 내열성과 내유성을 갖고있는 불소고무로 자동차엔진, 연료관련
기계기구 등 고기능이 요구되는 부품에 사용됨.
Grade
Viton®
Nominal
Viscosity
ML(1+10)
at 121°C
Specific
Gravity
Polymer
Flourine
Content
(%)
Descripton
A-types: Best Compression Set
Curative-Containing Precompounds
A201C 20 1.81 66.0 Fast cure rate, excellent rheology, excellent mould release
A202C 20 A201C plus process aid, faster cure rate
A331C 30 Excellent mould flow, high elongation/tear resistance
A361C 30 Excellent mould flow with good metal bonding
A401C 40 Fast cure rate, excellent rheology, excellent mould release
A402C 40 A401C plus process aid, faster cure rate
A601C 60 Higher viscosity than A-401C, best for compression moulding
E430 50(a) Intermediate state of cure, very good milling characteristics
E60C 60(a) High state of cure, very good milling characteristics
Gum polymers
A100 10 1.82 66.0 Ultra-low viscosity, excellent polymer rheology
A200 20 Low viscosity, excellent polymer rhelology
A500 50 Intermediate viscosity, excellent polymer rheology
A 60(a) High strength, excellent adhesion to metal when cured with Amines
AHV 100(b) Ultra-high viscosity, excellent physical properties
E45 55(a) Very good milling and calendering characteristics
E60 65(a) Very good milling and calendering characteristics
B-types: Best Balance of Compression Set and Chemical Resistance
Curative-Containing Precompounds
B201C 20 1.85 68.5 Excellent extrusion characteristic: low die swell,fast rates,smooth surfaces
B601C 60 Excellent balance of resistance to compression set/fluids; excellent rheology
B641C 60 Excellent balance of calenderability and physical properties
B651C 60 Excellent mould folw, very good tear resistance, bonding to metal inserts
Gum polymers
GBL200 10 1.86 67.0 Excellent resistance to automotive lubricationg oils and aqueous fluids
GBL900 90
B200 20 1.86 68.5 Low viscosity, excellent rheology
B401 40 Intermediate viscosity, very good extrusion characteristics
B600 60 Intermediate viscosity, excellent rheology
B50 55(a) Intermediate viscosity
B 75 High viscosity, high green strength
F-types: Best Chemical Resistance, Lowest Permeability to Fuels
Curative-Containing Precompounds
F-605C 60 1.91 70.0 Improved processing F-601C
Gum polymers
GF 60 1.91 69.5 Superior resistance to broad range of chemicals, including Methanol
Specialties
Low Temperature grade
B70 70(a) 1.77 66.0 Improved low temperature flexibility over A-types
GLT 90 1.78 64.0 Excellent low temperature flexibility, resistance to fluids similar to A-types
GLT305 30 1.78 64.0 GLT with improved processability
GLT505 50 1.78 64 GLT with improved processability
GFLT 75 1.89 66.5 Excellent low temperature flexibility, resistance to fluids similar to F-types
GFLT300 30 1.86 66.5 GFLT with improved processability
GFLT301 30 1.86 66.5 GFLT with improved processability
GFLT501 50 1.87 66.5 GFLT with improved processability
GFLT600 60 1.86 66.5 GFLT with improved processability