Customizable Subway Shock Absorber for Trains, Effective in Harsh 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
• 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 innovative Customizable Subway Shock Absorber for Trains by Ningbo Zhongmu Rubber Products Co., Ltd is uniquely designed to transform mechanical vibrations into heat energy. This energy is expertly absorbed by the remarkable high elastic deformation properties of the rubber material, ensuring superior performance even in the most challenging conditions.
Its core functions encompass a range of sophisticated features designed to enhance performance and reliability:
Energy Dissipation: Utilizing advanced viscous shear and elastic hysteresis effects, it effectively consumes and neutralizes vibration energy, enhancing operational efficiency.
Momentum Isolation: Expertly engineered to obstruct vibration transmission paths, it significantly lowers the risk of system resonance, ensuring smooth and stable operations.
Buffer Protection: Designed to expertly absorb shock loads, this feature significantly extends the service life of the equipment, offering long-lasting protection and durability.
Zhongmu Rubber is steadfast in its commitment to pioneering both current and future products, providing customers with unparalleled high-quality and high-performance isolation solutions.

1.Typical Construct Type Comparison: Compare and contrast various construction types to select the best fit for your needs.

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: Discover the diverse classifications of classical structures tailored to meet specific application requirements.

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: An integrated system for selecting the optimal material type for enhanced performance and durability.

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: Rigorously tested to meet international standards, ensuring top-tier quality and reliability.

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 and structural improvements to mitigate failure modes and boost overall resilience.

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: Explore a variety of application scenarios and product types, demonstrating versatility and adaptability.

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 overview of our meticulous manufacturing process, ensuring exceptional quality.
1.Material Premixing: A crucial step to guarantee material consistency and quality from the start.
Hot Feeding System: Precise temperature control within ± 1°C ensures uniform material distribution and quality.
Fiber Dispersion: Achieving a remarkable 95% dispersion rate, verified by advanced laser particle size analysis, for optimal material performance.
2.Molding Process: Cutting-edge molding techniques ensure precision and quality in every product.
Compression Molding: Execute with precision, maintaining mold temperatures at 60°C and pressure at 15MPa, with a consistent pressure holding time of 30 minutes.
Injection Molding: Utilize dynamic screw speeds ranging from 50 to 100 rpm, with injection temperatures between 80 to 120°C for optimal results.
Vacuum Vulcanization: Execute under precise conditions with a pressure of 0.95MPa and a temperature of 150°C, held for 60 minutes for superior strength.
3.Reprocessing: Enhance product performance through meticulous reprocessing techniques.
Surface Treatment: Apply a robust polyurethane anti-fouling coating (0.2mm thickness) to ensure longevity and resistance to environmental factors.
Performance Optimization: Achieve a 40% efficiency improvement through state-of-the-art microwave vulcanization, maintaining temperature variance within ± 2°C for peak performance.