Lightweight Graphite Ceramic Silicon Carbide Pump Mechanical Seal Mg1-20. Mature Sealing Design: MG1 seals feature a mature structure with modular mass production for low cost. Wide Material Options: Rotary rings, stationary rings, and secondary seals offer various material choices. Competitive Pricing: Standard modular production ensures low cost and competitive market prices. Versatile Applications: Suitable for pumps, mixers, and rotating equipment handling oil, water, and weak corrosive solutions. Professional R&D: Professional R&D personnel with over 20 years of experience in product research. Customization Services: Offers customization from samples, designs, full customization, and minor adjustments. Factory Direct Supply: Integrates production and sales as a mechanical seal factory with over 30 years history. Quality Assurance: 100% visual inspection of finished products with advanced automated technology.