
Hm H7n-14/16/18/20/22/24/25/28/30/32/33/35/38/40/43/45/48/50/53/55/58/60/63/65/70/75/80/85/90/95/100 H75 Wave Spring Mechanical Seal for Chemical Hot Water Pump. Wide Size Range: Available in sizes from H7 to H100 for various pump applications. High Pressure Performance: Designed for high pressure up to 2.5 MPa in chemical pumps. OEM and ODM Support: Customization available from samples, designs, and full customization options. ISO and SGS Certified: Manufacturing meets ISO9001:2015 standards with SGS accreditation. Free Sample Availability: Free samples provided, customer pays only international freight cost. Fast Delivery for Small Orders: Small orders typically delivered within 2-3 days after prepayment. Extensive Material Options: Rotary rings include carbon, silicon carbide, and aluminum oxide options.