Automatic Packaging Machines
SMI designs and manufactures a wide range of fully automated machines for secondary packaging:
- shrinkwrappers
- trayformers
- cardboard sleeve multipackers
- wrap-around casepackers
- combined machines
The models available provide performances from 18 to 450 packs/minute, depending on the model chosen and on the type of product to pack.
LSK Series - Shrinkwrappers without sealing bar
- Packaging Type: Pad + Film - Film Only - Tray only - Tray + film
- Speed max: 35 ppm
- Size max: : 10365 x 1620 x 2520 mm
The LSK series is composed of automatic machines to pack plastic, metal or glass containers. Depending on the model chosen, they can make packs in film only, cardboard pad + film, cardboard tray, cardboard tray + film.
LSK packers achieve an output rate up to 35 packs per minute, according to the machine model and the type of product to be handled. The pack collations can vary according to the containers shape, capacity and size; the most requested collations are: 2x2, 3x2, 4x3 and 6x4.
All LSK machines are equipped with a mechanical product grouping system and are supplied with an in-line or a 90° infeed conveyour, depending on the customer’s exigencies. The change-over is manual.
SK Series - Shrinkwrappers without sealing bar
- Packaging Type: Pad + Film - Film Only - Tray only - Tray + film
- Speed max: 450 ppm
- Size max: : 21960 x 1800 x 2500 mm
The SK series is composed of automatic machines for packing plastic, metal or glass containers. Depending on the model chosen, they can make packs in film only, cardboard pad + film, tray only, cardboard tray + film.
The SK series can achieve an output up to 450 packs per minute, depending on the machine model and on the product to be packaged. The pack collations can vary according to the container shape and size. In general, the most frequently requested collations are: 2x2, 3x2, 4x3 and 6x4.
All SK models are equipped with an electronic grouping device and are available with single or double lane, according to the customer’s exigencies. The change-over is automatic.
- Packaging Type: Tray only
- Speed max: 80 ppm
- Size max: : 12350 x 1600 x 2500 mm
The TF series includes automatic machines for the packaging of plastic, metal and glass containers in cardboard trays without film.
Trays can be octagonal or rectangular, with walls having the same height.
TF trayformers can achieve outputs up to 80 packs per minute, according to the machine model and to the product to be packaged.
The pack collations can vary according to the containers shape and size; in general, the most frequently requested collations are 2x2, 3x2, 4x3 and 6x4.
All TF models feature an electronic grouping system; the change-over is automatic.
MP Series - Cardboard sleeve multipackers
- Packaging Type: Cluster Pack
- Speed max: 300 ppm
- Size max: : 9696 x 1600 x 2400 mm
The MP series includes automatic machines for the packaging of plastic, metal and glass containers in overwrapping cardboard sleeves.
MP multipackers can achieve an output up to 300 packs per minute, depending on the machine model and on the product to be packaged. Low or medium capacity containers can be packed in OTT (Over The Top) or NT (Neck Through) style. For shaped products, the pack can be strengthened by adding a top/bottom retaining flap which keeps the containers steadier inside the cardboard sleeve.
The pack collations can vary according to the containers shape and dimensions; in general, the most requested collations are: 1x3, 1x4, 2x2, 2x3 and 2x4. All MP models feature an electronic grouping system; the change-over is manual.
WP Series - Wrap-around case packers
- Packaging Type: Wrap-around case - Wrap-around case / tray extra large - Tray only
- Speed max: 80 ppm
- Size max: : 12120 x 2140 x 2950 mm

The WP series includes automatic machines for the packaging of plastic, metal and glass containers in corrugated cardboard cases and/or trays without film. The trays can be octagonal or rectangular, with walls having either the same height or different heights.
The WP casepackers can achieve an output up to 80 packs per minute, according to the machine model and to the product. The pack collations can vary according to the containers shape and dimensions; in general, the most requested collations are: 2x3, 3x4 and 4x6. In addition to the standard machines, the WP series includes the XL model, suitable to produce packages whose size is greater than the average. The blanks magazine capacity of all WP models can be increased through modular units of expansion.
Moreover, all WP casepackers are equipped with an electronic grouping system and can be supplied with in-line or 90° infeed conveyour, according to the customer’s exigencies. The change-over is automatic.
LWP Series - Wrap-around case packers
- Packaging Type: Wrap-around case - Wrap-around case / tray extra large - Tray only
- Speed max: 25 ppm
- Size max: : n.a. mm
The LWP series includes automatic machines for the packaging of plastic, metal and glass containers in corrugated cardboard cases and/or trays without film. The trays can be octagonal or rectangular, with walls having either the same height or different heights.
The LWP casepackers can achieve an output up to 25 packs per minute, according to the product. The pack collations can vary according to the containers shape and dimensions; in general, the most requested collations are: 2x3, 3x4 and 4x6.
LWP casepackers are equipped with a mechanical product grouping system and are supplied with an in-line or a 90° infeed conveyour, depending on the customer’s exigencies. The change-over is manual.
CM Series - Combined packers
- Packaging Type: Wrap-around case - Tray only - Tray + film
- Speed max: 80 ppm
- Size max: : 22810 x 1940 x 2950 mm

The CM series includes automatic machines gathering into a single unit the functions of a wrap-around casepacker and of a shrinkwrapper, for the packaging of plastic, metal or glass containers in the following package types: cardboard case; cardboard pad + film (only for stable products); cardboard tray + film; cardboard tray without film.
Trays can be octagonal or rectangular, with walls having either the same height or different heights.
CM machines can achieve an output up to 80 packs per minute, according to the machine model, the product kind and the selected format.
The pack collations can vary according to the containers shape and dimensions; in general, the most requested collations are: 2x3, 3x4 and 4x6 for wrap-around cases and 4x3 and 6x4 for tray + film packs. The blanks magazine capacity can be increased through modular expansion units.
All CM packers feature an electronic grouping system and can be supplied with in-line or 90° infeed conveyour, according to the customer’s exigencies. The change-over is automatic.