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Welcome to shanghai songjiang jiufu shock aborber co.ltd
Quality Control

Quality Policy

We uphold the quality policy of “Quality First, Continuous Improvement” and maintain full-process quality control from raw materials to finished products, delivering reliable vibration isolation solutions to customers worldwide.

Quality Management System

Our manufacturing and management follow the ISO 9001 quality management system [please confirm the certificate name, number and validity]. Raw material sourcing, production and final inspection are all carried out under standardized control.

Raw Material Control

We select premium natural rubber (NR) and galvanized stainless-steel inserts. All incoming materials undergo 100% inspection to ensure the rubber grade, hardness and metal strength meet our standards.

Production Process Control

Using proven tooling and vulcanization technology, we closely monitor compound formulation, curing temperature/time and the rubber-to-metal bonding process to guarantee product consistency.

Finished Product Testing

• Hardness: 50–60 Shore A

• Bonding strength: rubber-to-metal peel strength test

• Oil & weather resistance: stability tested from -40°C to 120°C

• Load & fatigue testing: static load up to 1,100 kg with stable long-term performance

• Full dimensional and visual inspection

• Products comply with RoHS requirements [add REACH / CE / third-party SGS or BV reports if available]

Quality Commitment

Every shipment passes multiple inspection processes, ensuring consistent batch quality and dependable after-sales support. Third-party test reports or certificate copies are available upon request.

Our Certificates