4 kg Fruit Crate Mold, Fully Automatic

4 kg Fruit Crate Mold, Fully Automatic

Small crate mold with a ring stripper — for cherries, strawberries, grapes and delicate fruit

Fully automatic injection mold for 4 kg fruit crates with a ring stripper: a light, uniform crate, a short cycle and a mold that runs without stops. Dimensions and wall design to your sample.

Fully automatic Ring stripper Thin, light walls Test-run on a machine

About this mold

The 4 kg crate is the smallest high-volume crate on the fruit market — used for fruit that should not be stacked deep, such as cherries, sour cherries, strawberries, grapes, apricots and figs. Because production volumes for this crate are usually high, its mold needs to be fast, trouble-free and fully automatic.

In our 4 kg mold the crate is released from the core by a ring stripper: a ring that grips the whole rim pushes the crate off evenly, so it releases without warping and without ejector-pin marks on the floor. The result is a light crate with thin walls and a short cycle. The test video of this mold on an injection machine is further down this page.

The vent pattern, rim shape, handles and logo position are designed to suit your market. If you also produce other sizes, see the 6 kg crate mold and the 8 kg crate mold, or go to the fruit crate molds page.

Key features

Even crate release

The ring stripper pushes on the rim of the crate, not the floor, so a thin crate releases without deforming and without pin marks.

Short cycle

Cooling close to the part surface and a light crate reduce the time per shot and raise daily output.

Good ventilation for fruit

Holes and slots in the walls and floor are designed for airflow while the crate stays strong.

Stable stacking

The rim and floor are matched so full crates stack firmly and no pressure reaches the fruit.

Specifications

Mold type Fully automatic plastic injection mold
Product 4 kg fruit crate
Ejection Ring stripper (stripper ring around the rim)
Part material Polypropylene (PP) or HDPE; virgin or blended with recycled material
Mold steel 1.2312 (pre-hardened) or wear-resistant steel, depending on volume and material
Design and dimensions To your sample or drawing; logo on the wall possible
Delivery After a test run on an injection machine and part approval; shipping within Iran and abroad

Applications

  • Cherries, sour cherries and strawberries
  • Grapes, apricots and figs
  • Delicate fruit that should not be stacked deep
  • Retail display in shops and greengrocers

Mold test video

4 kg fruit crate mold test: automatic, ring stripper 0:21 Mold test 4 kg fruit crate mold test: automatic, ring stripper
Mold test · 0:21

4 kg fruit crate mold test: automatic, ring stripper

A real video from our workshop: see the mold running on the injection machine and the part it produces.

Play video
Fully automatic 4 kg crate mold test 0:19 Mold test Fully automatic 4 kg crate mold test
Mold test · 0:19

Fully automatic 4 kg crate mold test

A real video from our workshop: see the mold running on the injection machine and the part it produces.

Play video
Making a fully automatic 4 kg fruit crate mold 0:22 Mold making Making a fully automatic 4 kg fruit crate mold
Mold making · 0:22

Making a fully automatic 4 kg fruit crate mold

A real video from our workshop: see the mold running on the injection machine and the part it produces.

Play video

Frequently asked questions

What is the advantage of a ring stripper for a 4 kg crate?
With a ring stripper the force is applied to the whole rim of the crate. For small crates with thin walls this guarantees an even release without warping, and it suits fully automatic operation.
Can I change the crate dimensions slightly?
Yes. Dimensions, height, vent pattern and rim are set to your needs; if you have a sample, send it or send photos and its dimensions.
How much does a 4 kg crate mold cost?
The price depends on the exact dimensions, the steel and the number of cavities. Call us or send the crate specifications on WhatsApp for an accurate estimate.
Is the mold tested before delivery?
Yes. The mold is test-run on an injection machine and you see the sample crate; the test video of this mold is on this page.

Other molds

All molds

8 kg Fruit Crate Mold

Injection mold for 8 kg fruit crates — a mid-size crate widely used for summer fruit and vegetables. Designed from your sample, made in 1.2312 or wear...

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12 kg Fruit Crate Mold

Injection mold for 12 kg fruit crates for packing apples, oranges and pomegranates and for cold storage: a strong crate with stable stacking. Test-run...

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Interested in this mold?

Send your sample or the dimensions you need — we handle the design, manufacturing and testing of the mold.

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