Spartan Machine Co., Ltd. · Industrial Packaging Machinery

Premade Bag Packaging Machine

Engineering Excellence

High-Efficiency Premade Pouch Filling & Sealing Automation

Spartan Machine Co., Ltd. manufactures industrial-grade premade bag packaging machinery tailored for global manufacturers demanding superior pack presentation, seal integrity, and operational flexibility. By eliminating roll-stock forming on the packaging line, premade pouch machines handle complex, pre-formed bag formats including stand-up pouches (Doypack), zipper bags, side-gusset bags, quad-seal pouches, and spout pouches with precision and speed.

Industrial Rotary Premade Bag Packaging Machine by Spartan Machine Co., Ltd.
Heavy-duty automatic premade pouch filling and sealing line configured with Siemens PLC and Festo pneumatic controls.
Tool-Less Changeovers

Motorized gripper adjustment and saved PLC memory allow bag size switching in under 10 minutes, optimizing multi-SKU production shifts.

Defect-Free Sealing

Dual-stage impulse or constant heat sealing paired with a dedicated cold-pressing station prevents seal wrinkling and leakage.

Modular Dosing Fit

Seamlessly integrates with multihead weighers, auger fillers, piston liquid pumps, and volumetric cup dosers on one unified frame.

Product Configurations

Rotary vs. Horizontal Premade Bag Architecture

Spartan Machine Co., Ltd. builds both rotary and horizontal premade bag packaging platforms to match plant space, production volume, and pouch dimensions.

Horizontal Inline Platform

SPM 160 / 210 / 260 Series

Ideal for medium-speed lines and compact footprint constraints while supporting custom options such as carry handles, tear notches, and zipper opening devices.

Model Max Bag Width Max Bag Length Speed Target
SPM 160 160 mm (6.3 in) 300 mm (11.8 in) Up to 60 bags/min
SPM 210 210 mm (8.3 in) 320 mm (12.6 in) Up to 55 bags/min
SPM 260 260 mm (10.2 in) 360 mm (14.2 in) Up to 50 bags/min
Rotary 8-Station Platform

SPM 200R / 250R / 300R Series

Designed for high-output continuous operation, featuring an 8-station mechanical indexing turret, nitrogen flushing options, and liquid cooling stations.

Model Max Bag Width Max Bag Length Speed Target
SPM-200R 200 mm (7.9 in) 300 mm (11.8 in) Up to 60 bags/min
SPM-250R 250 mm (9.8 in) 350 mm (13.8 in) Up to 55 bags/min
SPM-300R 300 mm (11.8 in) 400 mm (15.7 in) Up to 45 bags/min
Pack Versatility

Engineered for All Commercial Pouch Styles

Whether your product requires a premium stand-up pouch with a recloseable zipper or a heavy-duty flat bottom coffee bag, Spartan Machine Co., Ltd. delivers consistent mechanical handling.

Doypack Stand-up Pouch Packaging Stand-Up Doypack
Block Bottom Flat Bottom Pouch Packaging Flat Bottom / Box Pouch
Gusset Bag Packaging Side Gusset Bag
Corner and Top Spout Pouch Packaging Spout Pouch
Machine Operation

Automated 8-Station Operating Process

Step-by-step mechanical execution ensures zero product loss, accurate filling, and clean, high-strength pouch seals.

01
Pouch Loading Pouch magazine feeds premade bags to pneumatic vacuum grippers.
02
Date Coding Ribbon printer, inkjet, or laser coder applies batch codes and dates.
03
Zipper / Mouth Opening Vacuum suction plates and mechanical opener pop top seal & zipper.
04
Dosing & Product Injection Signalled filler discharges accurate dose (powder, granule, or liquid).
05
Gas Flushing / Settling Optional nitrogen gas injection protects freshness and shelf life.
06
Heat Sealing Station 1 Pneumatic heat sealing bars apply uniform temperature and pressure.
07
Heat Sealing Station 2 Secondary seal bar reinforces joint strength and prevents leaks.
08
Cooling & Outfeed Cold press bar sets the seal shape before outfeed conveyor discharge.
Target Industries

Versatile Industrial Packaging Applications

From free-flowing granules to high-viscosity pastes, Spartan Machine Co., Ltd. configures premade pouch lines for strict industrial compliance.

Snack and confectionery pouch packaging Snacks & Confectionery Nuts, dried fruit, gummies, chips
Pet food block bottom pouch packaging Pet Food & Treats Kibble, jerky treats, wet food
Nutraceutical and protein powder bag packing Powders & Nutraceuticals Whey protein, spices, milk powder
Sauces and liquid pouch packaging Liquids, Pastes & Chemicals Sauces, detergent liquids, creams
Technical FAQ

Frequently Asked Questions by Industrial Buyers

What is the practical operation speed of a premade bag packaging machine?

Our premade pouch machines achieve production speeds of up to 60 bags per minute. The realistic operating speed varies depending on product flow characteristics, fill weight, pouch dimensions, and whether nitrogen flushing or liquid settling is required.

How reliable is bag size changeover across different pouch styles?

Changeovers are quick, intuitive, and tool-less. Mechanical grippers adjust simultaneously via a central control wheel or motorized mechanism. Recipe settings stored in the Siemens PLC recall operating temperatures, filling signals, and machine timing in seconds.

Can one machine handle both liquid products and dry powders?

Yes. The base machine platform serves as a universal pouch handler. By mounting interchangeable dosing heads (e.g., an auger filler for powder and a pneumatic piston pump for liquids), the machine can easily transition between different product lines.

What build standards and safety features are engineered into Spartan machinery?

Spartan Machine Co., Ltd. manufactures equipment to CE and international safety standards. All product contact parts are built from stainless steel 304 or 316. Safety interlocks automatically stop machine cycle if doors open or if bag feeding fails, preventing material waste.