Mass production sample photo

Koiwai specializes in parts such as automobile and ship engine components that require high precision. Please note that these are just a few of the products we fabricate because the confidentiality of the items that we produce, such as prototype parts for automobile development and competition parts, does not allow us to disclose them.

Click on the sample photo for an enlarged photo

Main casing

Main casing

  • Casting method: Tilting gravity die casting method
  • Cast material: Aluminum AC4C T6
  • Product dimensions: 500 x 350 x 170
  • Product weight: 6 kg
  • Shell core: 12 items
  • Slide core: 1 item

Case housing

Cooling case

  • Casting method: Tilting gravity die casting method
  • Cast material: Aluminum AC4C T6
  • Product dimensions: 250 x 180 x 170
  • Product weight: 3.5 kg
  • Shell core: 3 items
  • Slide core: 1 item

Cover housing

Cover housing

  • Casting method: Tilting gravity die casting method
  • Cast material: Aluminum AC4C T6
  • Product dimensions: 250 x 180 x 65
  • Product weight: 3 kg
  • Slide core: 1 item

Double-layer cooling pipe(A)

Motor housing

  • Casting method: Tilting gravity die casting method
  • Cast material: Aluminum AC4B T6
  • Product dimensions: 400 x 250 x 200
  • Product weight: 5 kg
  • Shell core: 8 items

Double-layer 4-1 type cooling pipe

Compressor housing

  • Casting method: Tilting gravity die casting method
  • Cast material: Aluminum AC4C T6
  • Product dimensions: 350 x 250 x 200
  • Product weight: 3.5 kg
  • Shell core: 5 items

Double-layer L-shape cooling pipe

Turbine housing

  • Casting method: Tilting gravity die casting method
  • Cast material: Aluminum AC4C T6
  • Product dimensions: 450 x 160 x 200
  • Product weight: 3.5 kg
  • Shell core: 5 items