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3. Molding and Fabrication Once the design is finalized, the next step is molding. For rubber and silicone boots, the material is heated and placed into molds, where it takes shape. Metal components may be fabricated through stamping or extrusion processes, where sheets of metal are cut and shaped into the desired design.
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Quality control is another hallmark of Meridian Metal Roofing factories. Each product undergoes rigorous testing to ensure it meets stringent industry standards. The use of high-quality materials like galvanized steel and aluminum guarantees that their roofs can withstand harsh weather conditions, from heavy snow loads to intense UV exposure. This durability translates into lower maintenance costs and a longer lifespan for the roofing systems, making it a wise investment for homeowners and builders alike.
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Seals are classified by O.D. wall material, lip type, and whether they have a spring or not.
Major oil seals are specified in ISO 6194-1 and JIS B 2402-1.
Table 2 shows the common types of oil seals, while Table 3 shows the features of each type of oil seal.
Table 4 lists the JTEKT oil seal type codes and corresponding ISO and JIS standards.