China Ningbo Donglian Mechanical seal Co.,Ltd.-china mechanical seal co,mechanical seals, mechanical seal manufcturer.

■	Mechanical Seals


	Welded Metal Bellow Mechanical Seals

	O Ring Mechanical Seals

	PTFE Wedge Mechanical Seals

	Elastomer Bellow Shaft Seals

	Double Mechanical Seals

	Teflon Bellow Mechanical Seals

	Automotive Pump Seals

■	Seal Faces


	Ceramic Seal Faces With High Purity

	Sintered SiC and Reaction Bonded SiC Seal Faces

	Tungsten Carbide Seal Faces

	Graphite Seal Faces

	Rubber Parts

Testing Equipment

Spring Testing

Lapping

Grinding

Rubber

Spraying and Granulating

Sic Sintering

Sintering

Stamping

Hardware

Pressing

Molding