Furukawa HB30G Upper Lower Shock Pad Hydraulic Breaker Damper Cushion
Price:
Negotiable
MOQ:
10
Delivery Time:
1-7 days
Brand:
MSGB
Product Description
High-damping HB30G shock absorber pad set, OEM interchangeable upper and lower damper cushion for Furukawa HB30G hydraulic breaker, anti-fatigue vibration buffer pad, factory wholesale excavator breaker spare parts.
Advanced Product Technology
- Strict Raw Material Screening: All raw rubber materials undergo professional tensile, hardness and aging tests. Recycled inferior rubber is completely rejected to guarantee overall product stability.
- Precision Internal Mixing Technology: Automatic banbury mixing ensures uniform molecular fusion of PU and natural rubber, achieving balanced elasticity and compression resistance across the entire cushion.
- Micron-Level Precision Molding: CNC machined molds strictly controlled within ±0.02mm tolerance, fully restoring OEM groove and mounting accuracy.
- Constant-Temperature Vulcanization Forming: 165℃ constant-temperature pressure vulcanization stabilizes rubber molecular cross-linking structure, effectively reducing compression set.
- Secondary Post-Curing Treatment: Eliminates internal molding stress, improves rebound resilience and avoids early deformation under alternating loads.
- 100% Pre-Shipment Inspection: Finished products go through deburring, dimensional sorting and compression fatigue sampling test to eliminate defective goods.
Working Principle
- The upper shock absorber pad bears the axial downward impact from the breaker cylinder, buffering instantaneous striking pressure during rock breaking.
- The lower damper cushion disperses upward reaction vibration generated by stone crushing, offsetting hammer rebound force.
- The high-damping composite material converts vibration kinetic energy into thermal energy through continuous compression and rebound, realizing efficient shock absorption.
- It isolates rigid metal-to-metal contact between the hammer cylinder and outer shell, preventing shell cracking and abnormal operating noise.
- It blocks excessive vibration transmission to the excavator boom, protecting hydraulic pipelines and structural parts from fatigue damage.

FAQ
Q1: Does this product include both upper and lower cushions?
A1: Yes, one full set contains one upper pad and one lower pad for complete replacement.
Q2: What is the main material of this HB30G damper pad?
A2: Adopts high-damping PU + natural rubber composite material for balanced elasticity and shock absorption.
Q3: Do you support sample orders and bulk wholesale?
A3: Sample orders are acceptable, and bulk purchases enjoy tiered preferential pricing and fast delivery.
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Company
Guangzhou Liantuo Machinery Trading Company
Location
255 Zhongshan Ave, Maogang, Huangpu Dist, Guangzhou, Guangdong, China
Contact Person
liantuo