HRC Rubber Polyurethane Coupling Spider
Available in HRC70, HRC90, HRC110, HRC130, HRC150, HRC180 variants with 1.4g/cm³ density.
Product Variants
HRC Rubber Spider, Polyurethane Spider (PU Spider) available in multiple hardness grades: HRC70, HRC90, HRC110, HRC130, HRC150, HRC180.
Dimensions & Specifications
| Item |
HRC280 |
HRC230 |
HRC180 |
HRC150 |
HRC130 |
HRC110 |
HRC90 |
HRC70 |
| OD(mm) |
252 |
201 |
160 |
133 |
115.3 |
95.8 |
72.4 |
58.3 |
| ID(mm) |
119.4 |
97 |
76 |
62 |
49.4 |
43.7 |
31.2 |
29.6 |
| Thickness(mm) |
50.4 |
42.3 |
32 |
28 |
22 |
19.4 |
15.4 |
11.9 |
| Weight(g) |
1500 |
780 |
400 |
270 |
155 |
90 |
55 |
20 |
Product Description
Our polyurethane and rubber couplings are manufactured through injection molding using high-quality TPU material or CSM/SBR molds. Specifically designed for various metal shaft couplings, these products offer exceptional performance characteristics including:
- High tensile strength
- Superior wear resistance
- Excellent elastic resilience
- Water and oil resistance
- Outstanding fatigue resilience
- High impact resistance
Technical Specifications
Material: TPU, CSM/SBR, NBR, nylon
Color: Yellow, red, purple, green, black, beige
Surface: Smooth
Tensile Strength: 8-55Mpa
Hardness: 70-98Shore A
Elongation: 400%-650%
Density: 1.25g/cm³
Elasticity Impact: >25%
Tear Strength: 35-155KN/m
Akron Abrasion Loss: <0.05cm³/1.61km
Compression Set: <10% (22h*70°C)
Working Temperature: 120°C
Available Standard Sizes
We maintain complete mold sets and supply a comprehensive range of coupling types including GR, GS, MT, ML, MH, Hb, HRC, L, T, NM, and Gear J series.
Please confirm product number and quantity when making inquiries. Custom sizes can be manufactured according to buyer's drawings.