Product Details
Place of Origin: China
Brand Name: Tianniu
Certification: ISO 9001
Model Number: GR 20*32
Payment & Shipping Terms
Minimum Order Quantity: 1 pcs
Price: Negotiable
Packaging Details: Cartons by sea shipping by Airplane
Delivery Time: 3-5 working days
Payment Terms: T/T, Western Union, MoneyGram, L/C, D/A, D/P
Supply Ability: 10000 per month
Name: |
Bellow Shaft Coupling |
Structure: |
Bellow Shaft Coupling |
Material: |
Aluminium Steel |
Bore Size: |
16-55mm |
Warranty: |
12 Months |
Elastomer Materia: |
PA66 |
Surface Treatment: |
Anodic Oxidation Treatment |
Weight: |
0.013KG |
Name: |
Bellow Shaft Coupling |
Structure: |
Bellow Shaft Coupling |
Material: |
Aluminium Steel |
Bore Size: |
16-55mm |
Warranty: |
12 Months |
Elastomer Materia: |
PA66 |
Surface Treatment: |
Anodic Oxidation Treatment |
Weight: |
0.013KG |
GR 20X32 Aluminum Alloy Bellows Setscrew Coupling For Mechanical
Product introduction
Products Parameters
Product Drawings
Product Dimensions
| model parameter | common bore diameter d1,d2 | ΦD | L | LI | L2 | L3 | N | F | M | tightening screw torque (N.M) |
| GR-16x27 | 4,5,6,6.35,7,8 | 16 | 27 | 7.5 | 2 | 8 | 13.5 | 3 | M3 | 0.7 |
| GR-20x32 | 5,6,6.35,7,8,9,9.525,10,11,12 | 20 | 32 | 7.2 | 2.8 | 12 | 18 | 3.5 | M3 | 0.7 |
| GR-22.5x34 | 5,6,6.35,7,8,9,9.525,10,11,12 | 22.5 | 34 | 8.05 | 2.8 | 12.3 | 20.2 | 4.5 | M4 | 1.7 |
| GR-25x37 | 6,6.35,7,8,9,9.525,10,11,12 | 25 | 37 | 9.5 | 3 | 12 | 20.2 | 4.5 | M4 | 1.7 |
| GR-32x42 | 8,9,10,11,12,12.7,14,15 | 32 | 42 | 8 | 4 | 18 | 27.2 | 5.5 | M5 | 4 |
| GR-40x51 | 8,9,9.525,10,11,12,12.7,14,15,16,17,18,19,20 | 40 | 51 | 9.5 | 6 | 20 | 34.5 | 5.5 | M5 | 4 |
| GR-55x57 | 10,11,12,12.7,14,15,16,17,18,19,20,22,24,25 | 55 | 57 | 9 | 6 | 27 | 51.9 | 6.25 | M6 | 7 |
| GR-65x81 | 10,11,12,12.7,14,15,16,17,18,19,20,22,24,25,28,30,32,35,38 | 65 | 81 | 19.5 | 7 | 28 | 60.5 | 8.9 | M6 | 7 |
| model parameter | Rated torque (N.M)* |
allowable eccentricity (mm)* |
allowable deflection angle (°)* |
allowable axial deviation (mm)* |
maximum speed rpm |
static torsional stiffness (N.M/rad) |
moment of inertia (Kg.M2) |
Material of shaft sleeve | surface treatment | weight (g) |
| GR-16x27 | 0.8 | 0.1 | 2 | + 0.4 -1.2 | 20000 | 150 | 7.9x10-7 | High strength aluminum alloy | Anodizing treatment | 8 |
| GR-20x32 | 1.5 | 0.1 | 2 | + 0.6 -1.8 | 18000 | 220 | 2.0x10-6 | 13 | ||
| GR-22.5x34 | 1.8 | 0.15 | 2 | + 0.6 -1.8 | 16000 | 300 | 6.2x10-6 | 22 | ||
| GR-25x37 | 2.0 | 0.15 | 2 | + 0.6 -1.8 | 15000 | 330 | 6.7x10-6 | 30 | ||
| GR-32x42 | 2.5 | 0.2 | 2 | + 0.8 -2.5 | 11000 | 490 | 2.0x10-5 | 53 | ||
| GR-40x51 | 6.4 | 0.3 | 2 | + 0.8 -2.5 | 10000 | 530 | 2.1x10-5 | 85 | ||
| GR-55x57 | 12 | 0.3 | 2 | + 0.8 -2.5 | 9000 | 860 | 2.8x10-5 | 170 | ||
| GR-65x81 | 18 | 0.2 | 2 | + 0.7 -2.5 | 4500 | 900 | 2.3x10-5 | 280 |
Products Features
>The material is aluminum alloy, and the middle bellows is made of stainless steel with excellent corrosion resistance
>Laser welding is used between bellows and shaft sleeve, with zero rotation clearance, suitable for forward and reverse rotation
>Bellows structure can effectively compensate radial, angular and axial deviation
>Designed for servo motor stepper motor
>Fastening method of setscrew
Video
Video
