Fourstar’s manufacturing facility includes injection molding, transfer and compression molding.

In addition to our molding operations we have cryogenic deflashing. Both tumbling and shot blasts serves all parts.
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FourStar's ability to manufacture the smallest of configurations to large seals makes us unique in the industry. Our bonding operations include a process allowing the customer to purchase large seals without the expense of a large mold.

In additon to bonding rubber to rubber, Fourstar also bonds metal to rubber- varifications of bonding operation is done with fixtures manufactured by rodan tool and mold.