Tough Mining Card Bushings and Chassis Components for Extreme Conditions

• Customization: Available
• After-sales Service: Issue 100% Recall
• Warranty: 180 Sky
• Material: Rubber Steel
• Certification: ISO10012, ISO/TS16949, ISO9001
• Car Make: Volkswagen, WuLing, Benz, BMW, Hyundai, Honda, Toyota, Jeep, Nissan, Ford, Buick, Chery, Chevrolet, Cadillac, Geely, Roewe, Audi, Peugeot, Lexus, Volvo, Mazda, Kia
• Position: Chassis System
• OEM: Yes
• Type: Chassis System
• Transport Package: Packaging Bag; Cardboard Box
• Trademark: Anran
• Origin: China Hebei
• HS Code: 8708809000
• Production Capacity: 500000pieces/Yaer

Product Description

The rubber absorber stands as a marvel of engineering, crafted to transform mechanical vibration kinetic energy seamlessly into heat energy. This transformation is magnificently achieved through the high elastic deformation properties inherent in the superior rubber material, ensuring an impeccable absorption of vibrations.
Its core functions encompass a tripartite of sophisticated capabilities that elevate its performance:
Energy Dissipation: By leveraging the viscous shear and elastic hysteresis effects, it adeptly consumes vibration energy, ensuring a smooth and uninterrupted operation.
Momentum Isolation: Ingeniously designed to obstruct the vibration transmission pathway, it significantly diminishes the threat of system resonance, securing the stability of your machinery.
Buffer Protection: With the ability to absorb shock loads, it plays a pivotal role in extending the equipment’s lifespan, safeguarding your investment and enhancing operational efficiency.
At Zhongmu Rubber, we are unwaveringly committed to innovation, focusing on both refining our existing range and pioneering new products. Our mission is to provide customers with isolation solutions that are synonymous with exemplary quality and unmatched performance.

1.Typical Construct Type Comparison: A comprehensive analysis of material constructs, offering insights into the selection of optimal solutions.

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

2.Classical Structure and Its Classification: Explore the time-tested structures and their classifications, each designed to meet specific engineering needs.

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

3.Material Type Selection System: A meticulous approach to selecting the perfect material types for diverse applications, ensuring efficiency and reliability.

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

4.International Standard and Test Range: Adherence to global standards with a broad testing range to ensure products meet the highest benchmarks.

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

5.Failure Mode and Structural Improvements: Continuous enhancements in structural design to mitigate potential failure modes, maximizing durability and performance.

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)

6.Typical Application Scenarios and Product Types: Insight into the various environments and applications our products are tailored for, showcasing their versatility and robustness.

device type	Application site	vibration performance	Type of shock absorber	Type of shock absorber
excavator	Rotary turning platform and walking mechanism	Low-frequency (2-10Hz) axial vibration	Compressed shock absorber	Hardness of Shore A 70-90, compression rate of 30%
crane	Hanging arm, balance beam	Intermediate frequency (10-50Hz) torsional vibration	Cut-type shock absorber	Shear modulus of 15MPa, 5-8mm in thickness
loader	Hanging arm, balance beam	High-frequency (50-200Hz) random vibration	Compound shock absorber	Rubber + metal skeleton, with a damping ratio of ζ =0.8-0.9
road roller	Shbrator, self-walking wheel	Impact load (5-10ms pulse)	hydraulic buffer	Ababsorbed energy 200 kJ with response time <50ms
shield tunneling machine	Spindle drive, pipe segment assembly machine	Multi-axial synchronous vibration (axial + radial)	3 D shock absorption module	Flexible connection design, torsional torque 500 N·m

7.Manufacturing Process Flow: A detailed walkthrough of our meticulously structured manufacturing process.
1.Material Premixing: Ingeniously optimized to ensure unparalleled consistency and quality in materials.
Hot Feeding System: Exquisitely controlled with a precision of ± 1°C, guaranteeing impeccable material uniformity.
Fiber Dispersion: Achieving a remarkable 95% dispersion, meticulously verified by a laser particle size analyzer, ensuring superior quality.
2.Molding Process: An intricate process designed to perfection.
Compression Molding: Operates at an optimal mold temperature of 60°C and pressure of 15MPa, with a precise pressure holding time of 30 minutes.
Injection Molding: Featuring adjustable screw speeds from 50 to 100 rpm and injection temperatures ranging from 80 to 120°C, for maximum flexibility and precision.
Vacuum Vulcanization: Conducted under 0.95MPa of pressure and at 150°C, this process spans 60 minutes to ensure thorough vulcanization.
3.Reprocessing: Elevating the product’s performance through advanced techniques.
Surface Treatment: A protective layer of polyurethane anti-fouling coating with a precise thickness of 0.2mm, offering robust resistance against environmental factors.
Performance Optimization: Embracing microwave vulcanization delivers a remarkable 40% efficiency improvement with a temperature variance of just ± 2°C, pushing performance boundaries.