KOA

ICHIKAWA FACTORY

Introduction of Ichikawa Plant

Established: 1967 Started as a newly built, fully-automatic factory.
Number of employees: 230
Business: Manufacturing, painting, and inspection of glass containers for cosmetics

The Ichikawa Plant has a full set of facilities, including glass melting furnace, that can cover all processes from mixing glass raw materials, melting, molding, painting, inspection through to shipping in a consistent manner within the same factory.

Business introduction

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    1.Design

    We create product drawings and mold drawings based on design images from customers.

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    2.Raw materials

    In addition to silica sand, which is the primary raw material, the plant reuses the cullets made by crushing bottles in the plant.

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    3.Feeder

    Control the temperature of raw material, melted at 1500 ℃, to 1300 to 1100℃.

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    4.Gob cut

    Automatically weigh and cut the material to match the product.

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    5.Bottle manufacturing

    Mold the melted glass in two steps, coarse mold and finishing mold.

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    6.Fire polish

    Smooth the surface with a burner.

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    7.Slow Cooling

    Cool bottles slowly from around 600 to 700 ℃ to ambient temperature.

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    8.Automatic inspection

    Inspect bottles with various testers and automatically identify and reject defective bottles.

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    9.Gauge inspection

    Inspectors individually check bottles whether bottles are made to the correct dimensions or the cap work properly.

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    10.Paint

    A wide range of paintwork is applied on the surface of bottles to match the product.

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    11.Paint inspection

    Visually inspect for color inconsistency.

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    12.Shipping

    Products that passed the inspection are wrapped in cartons and shipped sequentially.