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Conversion from high-price & non efficient Magnesium (Mg) exterior Case to low-price & high efficient electroforming exterior Case. Application to all the parts of Mobile & Digital through cost reduction of the exterior CASE, realization of the various Designs and the stable supply & demand of materials.

Function & feature of CU E/F INSERT

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    Electroforming Insert Injection S.R developed firstly in the trade has the advantages over the existing Magnesium material in cost competitiveness & other physical properties.

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    Demand is increasing owing to Slim Type trend of the recent Folder type cell phone & Digital instruments

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    Recognized technology & quality in intensity and cost competitiveness of the demerits of Slim with smooth demand & supply of raw materials.

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    It’s possible to realize design emphasizing functionality with details.

CU E/F INSERT MG VS CU E/F INSERT

  • Cost reduction(Cost)(Unit Won)

  • Yield increase(Unit %)

  • Process number(Unit %)

Technology ensuring

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    Ensuring of Specific CU E/F manufacturing skill

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    Intellectual Property Right ensuring(Patent application of a method, Application of Utility model)

CU E/F INSERT MG VS CU E/F Flow Chart

Reliability Verification of CU E/F INSERT

Item Criterion Testing Method Result
X-Cutting No exfoliation remove after tape sticking OK
Abrasion resistance No peeling Rubbing Test machine OK
Chemical resistance No peeling Rubbing Test machine OK
Film thickness Min 0.3 um ↑ Thickness measuring OK
Salt Mist No surface inferiority remove after tape sticking OK
Thermal shock No surface inferiority remove after tape sticking OK
Inner buffer solution No surface inferiority remove after tape sticking OK
Ultraviolet rays No surface inferiority remove after tape sticking OK
High temperature& humidity No surface inferiority remove after tape sticking OK
180° Bending No plating loose Bending, holding each end of sample OK
Plating film thickness More than 0.3㎛ Measuring plating, Thickness measuring OK

Facilities & Main products of CU E/F INSERT

Super precision injection machine


  • - MAKER : LG Electric cable (Korea)
    - Purchasing Year :June, 2003
    - Standard : 100 ton

  • - MAKER : ENGEL (Austria)
    - Purchasing Year : April, 2003
    - Standard : 45 ton/80 ton/120 ton

  • - MAKER : NISSEI (Japan)
    - Purchasing Year : December, 2003
    - Standard : 120 ton

Main Products


  • Camera case
    or cell phone

  • Cases
    for cell phone

  • Digital camera
    parts

  • Digital camera
    parts

  • Digital camera
    parts

  • Digital camera
    cases

Super Vacuum Multi-Coating


  •   - Purchasing Year October, 2003
      - Standard : Super Vacuum
        Multi-coating machine

  •   - Purchasing Year : November, 2003
      - Standard : EMI vacuum evaporator

  •    - Purchasing Year : April, 2003
       - Standard : Super Vacuum
         coating machine

Main Products


  • Digital camera
    case

  • Digital camera
    parts

  • Microwave oven
    handle

  • Digital camera
    parts

  • EMB LEM


  • Motor lamps,
    cases

INLET - Metal Stickers

Metal Stickers?

Plating on stainless steel plate → Remove the thin metal plated → Apply the adhesive to the back of the fluid , Produced by coating a release paper on the back and protective tape to the front

Metal Sticker Features

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    Excellent surface gloss

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    Various patterns can be expressed a sophisticated parts

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    All breeds, small is possible

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    Useful when working MOCK-UP

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    Expressible minute details that can not be expressed in corrosion

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    3-point text and 0.05mm thin line treatment possible

THICK

0.03 ~ 0.05mm (A4 paper thick) or up to 0.25mm

Metal Sticker Coverage

almost all products (Computer, refrigerator, TV, camera, cell phone, laptop, vacuum cleaner, wood & iron furniture, catalogs, albums, automotive, interior and exterior accessories, corporate promotional materials, promotional items, mark for the club, the electromagnetic barrier, corporate metal sets, diaries, binders, package labels, trophy, golf wedge, fishing rod, water purifier, gitar, bike, cycling, piano) can be applied