Cold Cement

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Cold Cement shoe making process
Bonding process to attach the upper to the outsole that does not require the upper to be placed into an oven. The outsole unit made of rubber and EVA foam is completely cured. PU cement, Water massed of solvent based is used to attached the sole unit to the lasted upper. Cold cementing does require heating tunnels to dry the surface primer and cement. Typically the upper and outsole receive one layer of surface primer and two layers of shoe cement before they are fit together. Once the parts are fit together a hydraulic ram is used to press the parts, typically 3 operations from the top, sides them front to back.
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