Mechanical Seal Polyurethane Coupling
High-performance polyurethane and rubber couplings manufactured using premium TPU material or CSM/SBR molding. Engineered specifically for industrial metal shaft coupling applications with exceptional mechanical properties.
Available in Red, Purple PU GR Coupling, GS Rubber Coupling, and KTR Rubber Coupling variants
Key Features & Benefits
- High tensile strength for demanding applications
- Superior wear resistance and durability
- Excellent elastic resilience and fatigue resistance
- High impact resistance for shock absorption
- Water and oil resistant properties
- Manufactured to KTR, Germany standards
Available Series & Specifications
Complete range of GR, GS, MT, ML, MH, Hb, HRC, L, T, NM and Gear J series couplings available. Custom molding according to buyer's drawings.
GR Series Dimensions
| Size |
Material |
OD (mm) |
ID (mm) |
H (mm) |
H1 (mm) |
Lemella Qty |
| GR14 | Polyurethane | 30 | 10.5 | 12 | 10 | 4 |
| GR19 | Polyurethane | 40 | 18 | 14.5 | 12 | 6 |
| GR24 | Polyurethane | 54 | 26 | 15.2 | 14 | 8 |
| GR28 | Polyurethane | 65 | 30 | 19 | 15 | 8 |
| GR38 | Polyurethane | 80 | 38 | 22 | 18 | 8 |
| GR42 | Polyurethane | 95 | 46 | 24 | 20 | 8 |
| GR48 | Polyurethane | 104 | 51 | 25.5 | 21 | 8 |
| GR55 | Polyurethane | 120 | 60 | 27 | 22 | 8 |
| GR65 | Polyurethane | 135 | 68 | 32 | 26 | 8 |
| GR75 | Polyurethane | 160 | 80 | 37 | 30 | 10 |
| GR90 | Polyurethane | 199 | 100 | 42 | 34 | 10 |
| GR100 | Polyurethane | 225 | 113 | - | 38 | 10 |
| GR110 | Polyurethane | 255 | 127 | - | 42 | 10 |
| GR125 | Polyurethane | 290 | 147 | - | 46 | 10 |
| GR140 | Polyurethane | 320 | 165 | - | 50 | 10 |
| GR160 | Polyurethane | 370 | 190 | - | 57 | 10 |
| GR180 | Polyurethane | 420 | 220 | - | 64 | 12 |
Technical Specifications
Material:
Polyester, CSM/SBR
Color Options:
Yellow, Red, Purple, Green, Black
Surface:
Smooth
Tensile Strength:
12-55 MPa
Hardness:
80-98 Shore A
Elongation:
400%-650%
Density:
1.25 g/cm³
Elasticity Impact:
>25%
Tear Strength:
35-155 KN/m
Akron Abrasion Loss:
<0.05 cm³/1.61km
Compression Set:
<10% (22h*70°C)
Working Temperature:
120°C
Hardness by Color: Yellow: 92 Shore A | Red: 98 Shore A | Green: 64 Shore D