Profile: Chand Eisenmann Metallurgical. manufactures porous sintered metal products. Our products include discs, cups & bushings, tubes, spargers, flow restrictors & vents, and flame arrestors. Our porous metal discs used as filters, frits, snubbers, aerators, or as base components or assemblies. Our porous cups & bushings provide additional porous surface area for longer filter life. Our porous seamless tubes manufactured by cold isostatic pressing utilizing specially designed tooling. We also provide sparging & gas-liquid contacting applications utilize gas flowing through a network of fine pores to produce small uniform bubbles that result in high efficiency contact between a gas and a liquid. Our porous sintered metal flow restrictors used in analytical & process instruments as calibrated leaks, timing devices, fuses, vents, breathers, and fluid metering devices.