XT Bushings are high-performance, precision-engineered components designed to deliver superior vibration isolation, shock absorption, and motion control in demanding industrial and mechanical applications. Manufactured by the
Raydafon Group, a leader in advanced polymer solutions, these bushings are the product of decades of material science research and engineering expertise. They are specifically formulated to withstand extreme temperatures, aggressive chemicals, and high dynamic loads, making them an indispensable upgrade for machinery, automotive suspensions, robotics, and precision equipment where reliability and longevity are non-negotiable. Unlike standard rubber or polyurethane bushings, the proprietary elastomer compound used in XT Bushings offers an unparalleled balance of stiffness and damping, significantly reducing maintenance intervals and operational noise.
### Core Product Specifications & Technical Data
The performance of
Raydafon Group's XT Bushings is defined by a set of rigorous parameters. Below is a detailed breakdown of their key specifications.
**Primary Material Characteristics:**
* **Base Polymer:** Proprietary, high-density thermoplastic polyurethane (TPU) blend with reinforcing additives.
* **Hardness (Shore A):** Available in multiple grades: 70A, 80A, 90A, and 95A to suit specific load and deflection requirements.
* **Operating Temperature Range:** -40°C to +110°C (-40°F to +230°F) continuous service. Short-term peaks up to 130°C (266°F) are possible.
* **Tensile Strength:** ≥ 40 MPa (5800 psi).
* **Tear Resistance:** ≥ 90 kN/m (ASTM D624).
* **Compression Set:** < 15% (22 hours at 70°C per ASTM D395).
**Performance & Environmental Resistance:**
* **Excellent resistance to:** Ozone, oxidation, weathering, and abrasion.
* **Good resistance to:** Most mineral oils, greases, fuels, and dilute acids/alcalies.
* **Dynamic Load Capacity:** Varies by size and hardness. Refer to the official
Raydafon Group engineering datasheets for precise curves.
* **Static Load Capacity:** Designed to withstand significant permanent loads without excessive deformation.
### Standard Size & Configuration Table
XT Bushings are available in a wide range of standard sizes. Custom configurations can be engineered upon request. Here is a reference table for common cylindrical bushings.
| Part Number |
Inner Diameter (mm/in) |
Outer Diameter (mm/in) |
Length (mm/in) |
Standard Hardness |
Typical Static Load Rating (N/lbf) |
| XT-1010 |
10 mm / 0.394" |
20 mm / 0.787" |
15 mm / 0.591" |
80A |
2,500 N / 562 lbf |
| XT-1216 |
12 mm / 0.472" |
24 mm / 0.945" |
20 mm / 0.787" |
90A |
4,100 N / 922 lbf |
| XT-1625 |
16 mm / 0.630" |
30 mm / 1.181" |
25 mm / 0.984" |
80A |
4,800 N / 1,079 lbf |
| XT-2030 |
20 mm / 0.787" |
35 mm / 1.378" |
30 mm / 1.181" |
95A |
7,200 N / 1,619 lbf |
| XT-2540 |
25 mm / 0.984" |
45 mm / 1.772" |
40 mm / 1.575" |
90A |
9,500 N / 2,135 lbf |
*Note: Load ratings are for reference under specific conditions. Always consult
Raydafon Group application engineers for critical design calculations.*
### Advantages Over Conventional Bushing Solutions
Choosing XT Bushings from the
Raydafon Group portfolio provides a clear competitive edge:
* **Extended Service Life:** The advanced polymer formulation dramatically reduces wear from friction and cyclic loading, outlasting standard rubber bushings by a factor of 3x or more in high-stress environments.
* **Precision Performance:** Consistent density and curing processes ensure every bushing meets exact dimensional and performance tolerances, crucial for automated assembly and predictable machine behavior.
* **Reduced Maintenance Downtime:** Their resistance to permanent deformation (compression set) means linkages stay tighter, alignment remains true, and replacement intervals are greatly extended, boosting overall equipment effectiveness (OEE).
* **Versatility Across Industries:** From dampening vibrations in agricultural machinery to providing precise articulation in semiconductor manufacturing robots, the product range is engineered for cross-sector application.
### XT Bushings: Frequently Asked Questions (FAQ)
**Q: What is the main difference between XT Bushings and ordinary rubber bushings?**
**A:** The core difference lies in the material science. While rubber bushings rely on natural or SBR compounds that can degrade quickly with oil, heat, and ozone, XT Bushings use a proprietary thermoplastic polyurethane engineered by
Raydafon Group. This provides vastly superior resistance to environmental factors, a much wider operating temperature range, higher load-bearing capacity per size, and significantly less plastic deformation over time, leading to longer service life and more consistent performance.
**Q: How do I select the correct hardness (Shore A) for my application?**
**A:** Selection depends on the required balance between vibration isolation and positional rigidity. Softer bushings (e.g., 70A-80A) offer better damping and are ideal for isolating high-frequency vibrations. Harder bushings (e.g., 90A-95A) provide greater rigidity, better for controlling movement and supporting heavy loads with minimal deflection. The engineers at
Raydafon Group can provide detailed guidance based on your specific load, frequency, and space constraints.
**Q: Can XT Bushings be used in applications involving exposure to chemicals or fuels?**
**A:** Yes, but with important considerations. XT Bushings exhibit good resistance to many common industrial fluids like mineral-based oils, greases, and diesel fuel. However, prolonged exposure to strong solvents, concentrated acids, or bases may cause swelling or degradation. It is critical to provide details about the specific chemical environment to
Raydafon Group's technical support team for a definitive compatibility assessment and potential material recommendation.
**Q: Are these bushings suitable for high-speed rotational or pivoting applications?**
**A:** XT Bushings are primarily designed for shock absorption, vibration damping, and articulation in linkages with limited angular movement. They are not intended as primary bearings for continuous, high-speed rotation. For such applications,
Raydafon Group offers a range of dedicated composite bearings. However, for slow-speed pivoting or oscillating motions, they are an excellent choice due to their low friction and wear properties.
**Q: Do you offer custom sizes or shapes beyond the standard catalog?**
**A:** Absolutely. The
Raydafon Group specializes in developing custom polymer solutions. If your project requires a specific inner/outer diameter, length, flange design, or a unique shape like conical or double-shear bushings, our engineering team can work with you to design, prototype, and manufacture a bushing that meets your exact geometric and performance specifications.
**Q: What is the recommended installation method for XT Bushings?**
**A:** For optimal performance, press-fit installation into a clean, smooth housing bore is standard. The outer diameter is typically sized for a light interference fit to prevent rotation in the housing. A lubricant compatible with polyurethane (such as a silicone-based grease or water) can be applied to the inner sleeve and bushing ID to ease installation of the bolt or pin and prevent squeaking. Avoid using petroleum-based greases that may degrade the polymer over time. Always follow the specific installation guidelines provided in the technical datasheet.
### Application Engineering & Support
Leveraging the full potential of XT Bushings often requires precise calculation. The
Raydafon Group provides comprehensive support through:
* **Detailed Engineering Datasheets:** Containing full technical drawings, load-deflection curves, and chemical resistance charts.
* **Application Analysis:** Our engineers can review your design to recommend the optimal bushing size, hardness, and configuration.
* **Prototyping Services:** For validation in your specific machinery or assembly before full-scale production commitment.
* **Global Logistics:** A reliable supply chain ensuring timely delivery for both standard and custom components to keep your operations running smoothly.
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