Heavy-Duty Train Shock Absorber for Subway Systems, Ideal for Chemical Resistance

• 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
• Applicable Temperature: From Minus 60 Degrees to Plus 300 Degrees
• Scope of Application: Various Chemical Substances
• Custom Specifications: Customizability Can Reach up to 500 Centimeters
• 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 an innovative piece of equipment, ingeniously transforming mechanical vibration kinetic energy into heat energy. This energy is seamlessly absorbed through the remarkable high elastic deformation properties of our premium rubber material. Experience unparalleled efficiency in energy conversion with our cutting-edge design.
Its core functions encompass a triad of vital capabilities, each meticulously crafted to elevate system performance and longevity:
Energy dissipation: Harnesses the power of viscous shear and elastic hysteresis effects to effectively consume and dissipate vibration energy, ensuring smooth and stable operations.
Momentum isolation: Expertly obstructs the vibration transmission path, thereby significantly mitigating the risk of system resonance, safeguarding your equipment from potential harm.
Buffer protection: Skillfully absorbs shock loads, providing crucial buffer protection that dramatically extends the service life of your equipment.
Zhongmu Rubber is committed to the relentless pursuit of innovation, continually advancing both existing and novel products. We pride ourselves on delivering superior-quality, high-performance isolation solutions tailored to meet the diverse needs of our valued customers.

1.Typical construct type comparison: Delve into various construction types, each offering unique advantages tailored to specific applications.

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: Gain insights into the classical structures and their distinct classifications, ensuring optimal choice for your applications.

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: Utilize our advanced material selection system to identify the perfect material type for your specific needs, ensuring optimal performance.

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: Adhere to global standards and rigorous testing ranges, guaranteeing reliability and excellence in every product.

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: Explore failure modes systematically while implementing structural improvements for enhanced 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: Discover a spectrum of application scenarios and product types, each designed to meet various industry demands with precision.

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: Explore our meticulous manufacturing process flow, ensuring consistent quality and excellence in every product.
1.Material Premixing: Lay the foundation for quality with precise material premixing.
Hot Feeding System: Maintain temperature control within ± 1°C to ensure material uniformity and consistency.
Fiber Dispersion: Achieve a remarkable 95% fiber dispersion, meticulously detected using a laser particle size analyzer for exceptional uniformity.
2.Molding Process: Enter the realm of precision molding with advanced techniques.
Compression Molding: Set mold temperature at 60°C and pressure at 15MPa, with a pressure holding time of 30 minutes for optimal molding results.
Injection Molding: Operate within a screw speed range of 50 to 100 rpm and injection temperatures from 80 to 120°C for precise molding outcomes.
Vacuum Vulcanization: Ensure superior vulcanization with pressure at 0.95MPa, temperature at 150°C, over a 60-minute duration.
3.Reprocessing: Elevate performance through meticulous reprocessing.
Surface Treatment: Apply a 0.2mm thick spray polyurethane anti-fouling coating for enduring protection.
Performance Optimization: Achieve a phenomenal 40% efficiency improvement with microwave vulcanization, maintaining a temperature variance of ± 2°C for consistent quality.