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Product – Martin – Coupling
coupling 1

Martin -Flex®

Today´s Most Advanced Coupling.

For High Strength, Better Balance, Easy Installation,

and the Strong Shaft Fit of the Taper Bushing.

coupling 2

Jaw Coupling

Martin Offers a Complete Lines of Jaw Couplings— Completely Interchangeable  to meet the demand for low cost coupling. They cater for incidental misalignment, absorb shock loads and dampen out small amplitude vibrations

coupling 3

Chain Coupling

For the Most Complete Line of British Standard

Chain Couplings Available.

coupling 4

Martin QUADRA-FLEX®

A Proven Design Which Offers Long Life, Torsional Flexibility,

Ease of Installation, and Withstands Misalignment, Shock, and Vibration.

coupling 5

Martin MRC® Gear Coupling

A complete line of steel gear

and plastic sleeve components.

coupling 6

Martin HRC Coupling

General purpose coupling for quick and easy assembly.

 
Coupling Comparison Chart
Allowable  Connecting Medium Max. Nom. kW Per 100 RPM Max. Bore  Misaligment
Type  RPM Range Angle Parallel
CHAIN ROLLER CHAIN 525 5000 10 — 155 ,038
JAW ELASTOMERIC SPIDER 2,7 3600 3 —  70 ,038
Martin-FLEX° ELASTOMERIC TYRE 154 4500 10 — 190 1,1 — 6,6
QUADRA-FLEX° ELASTOMERIC SLEEVE 85 9200 12,7 — 152,4 33° 1,6
HRC ELASTOMERIC SPIDER 33 3600 10 — 100 0,3-0,5
GEAR PLASTIC SLEEVE 4,3 7500 24 — 65 ⁺⁄₋ 0,4
RIGID DIRECT CONNECTION 118 4500 11 — 125TB Need good aligment
Dimensions in millimeters unless otherwise specified
 
Type Shock Load Capacity Vibration Dampening Temperature-Range
Range (Low) Celsius (High)
CHAIN NONE NONE -35°C +120°C
JAW MODERATE MODERATE -40°C +100°C*₁
Martin-FLEX° EXCELLENT EXCELLENT -50°C +70°C*₂
QUADRA-FLEX° EXCELLENT EXCELLENT -40°C +135°C*₃
 MODERATE -65°C +120°C*₄
HRC MODERATE MODERATE -40°C +100°C*₄
GEAR POOR POOR -25°C +100°C*₂
RIGID NONE NONE HIGH HIGH
1. With Hytrel Spider
2. Neoprene Element
3. TPR Sleeve
4. With EPDM Sleeve
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