Xingtai Oubei
ISO 9001:2015 Certified Manufacturer

Precision Rubber Sealing Solutions.

20+ years experience
Global delivery
R&D lab tested
ISO 9001 certified

Material engineering

Technical Material Categories

Optimized compounds engineered for extreme temperatures, pressure, and chemical resistance.

Testing equipment used for high-performance rubber compounds
Black rubber seals in a precision production line
Organized O-ring inventory for clean product handling
Exterior view of the rubber manufacturing facility

Factory capability

Advanced Manufacturing Capacity

Our facility integrates compression and injection molding technology, zero-defect production controls, and automated optical inspection for critical seals.

5,000+
Moulds in stock
24/7
Quality monitoring
15+
Patented materials
99.8%
Fulfilment rate
Facility overview
Oubei rubber molding workshop
Material testing laboratory
Finished goods warehouse

Material Property Comparison

Compare structural integrity and performance metrics for our most requested compounds.

Material codeChemical nameMax temp.Tensile strengthBest for
NBR-701Nitrile Butadiene Rubber+120°C14.5 MPaHydraulic oils and general industry
FKM-902Fluorocarbon Rubber+250°C10.2 MPaChemical processing and fuel systems
VMQ-605Silicone Rubber+200°C7.8 MPaMedical, food, and outdoor equipment
EPDM-804Ethylene Propylene Rubber+150°C12.1 MPaWater, steam, and weather sealing

Industry Insights

Practical guidance from our engineering and supply teams.

Technician reviewing seal test results in the quality laboratory

Technical guide

How to choose the right O-ring hardness for high-pressure systems

A practical guide to Shore A, squeeze, and extrusion risk in critical sealing designs.

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Industrial facility prepared for long-life component production

Industry insight

Specialized sealing for renewable energy infrastructure

Material choices that improve reliability across solar, wind, and battery environments.

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Finished product warehouse with organized dispatch inventory

Company update

Expanded direct shipping routes to North America and the EU

New logistics partnerships shorten lead times while preserving batch-level traceability.

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Engineering support

Have a drawing or sealing challenge?

Request a technical review