| Customization: | Available |
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| Loading Weight: | 5000lbs |
| Material: | Rubber Steel |
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Experience unparalleled vibration absorption with our Mine Car Bushing! This remarkable equipment effortlessly transforms mechanical vibrational kinetic energy into heat energy. Harnessing the superior elastic deformation properties of our premium rubber materials, it ensures maximum absorption and performance.
Its core functions include:
Energy dissipation: Expertly crafted to consume vibrational energy through innovative viscous shear and elastic hysteresis effects, enhancing the longevity and efficiency of your machinery.
Momentum isolation: Ingeniously designed to obstruct the vibration transmission path, significantly minimizing the risk of system resonance, safeguarding your equipment from potential harm.
Buffer protection: This bushing provides exceptional shock load absorption, effectively extending the service life of your equipment with its robust and resilient construction.
Zhongmu Rubber is passionately dedicated to pioneering both existing and novel products, pledging to deliver high-quality, high-performance isolation solutions that meet and exceed customer expectations.
Material type selection system
| Rubber type | dynamic modulus (MPa) | temperature range(-40ºC~+150ºC) | oil resistivity (70#) | Typical application |
| NBR | 2-5 | -40ºC~+120ºC | Volume change rate<10% | Automobile shock absorber, hydraulic cylinder bushing |
| EPDM | 3-8 | -50ºC~+180ºC | Volume change rate<5% | Building vibration isolation cushion, wind power sealing |
| SBR | 2-4 | -20ºC~+100ºC | Volume change rate<15% | Industrial floor damping pad |
| IIR | 1-3 | -40ºC~+80ºC | Volume change<8% | Precision instrument vibration absorber |
| criterion | test project | technical requirement |
| ISO 9001 | quality management system | Whole-process traceability |
| GB/T 10179 | Experimental method of rubber shock absorber | The deformation was <20% after 10 ^ 6 cycles |
| ASTM D3452 | Schematic drawing test | Rehome rate is> 70% |
| IEC 60068-2-6 | Environmental experiments | -40ºC ~ + 85ºC cycle aging |
| failure mode | analysis of causes | Improve the plan |
| surface checking | UV aging (> 2000h exposure) | Add UV absorber (carbon black N330) |
| The central hole collapsed | Localized overload (> 150% rated load) | Set the safety factor (≥2.5) |
| Damage recession | Liquid erosion (ASTM D471 test) | HNBR oil resistant rubber |
| Install stress cracking | Taper fitting (H7 / p6) | Add flexible spacer (Shaw 30-50A) |
Typical construct type comparison
| structured type | structure characteristics | Dynamic performance parameters | application scenarios |
| Solid compression type | Single rubber column (no reinforced layer) | Scirrhosity ShoreA70-90 | Low-frequency and large-amplitude industrial equipment |
| Fiber enhancement type | Rubber matrix + aramid fiber woven mesh | shear modulus≥15MPa | Earthquake absorption of high-speed rail transit |
| Metal nested type | Aluminum alloy shell + rubber lining | radial rigidity ≥500N/mm | Generator set vibration isolation |
| Multi-layer compound | NBR base layer + EPDM damping layer + silicone surface layer | thermal adaptability -50~+200ºC | Semiconductor equipment precision vibration isolation |
| structure type | operational principle | typical parameter | application scenarios |
| Compressed shock absorber | The rubber column is deformed by the axial compression | Scirrhosity60-90 ShoreA,compression ratio≥30% | Car suspension, machine tool shock absorption |
| Cut-type shock absorber | Rubber sheets produce shear deformation under shear sheets | shear modulus≥10MPa,thickness2-5mm | Electronic equipment, building vibration isolation |
| Compound shock absorber | Rubber + spring / hydraulic pressure works together | Nonlinear stiffness characteristics, with adjustable damping | Heavy machinery, high-speed rail track |
| Damage liner | Thin-walled rubber sleeve covers the rotating shaft | radial rigidity 50-500N/mm,friction(al) coefficient 0.1-0.3 | Rotary shaft frame vibration control |
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