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Liquid & semi-fluid packaging · Multi-side sealing

Three/four side/back seal liquid packing machine

Models ZBMN-LS200 (OC-200Y) / ZBMN-LS320 (OC-320Y)

Automatic liquid packing machine with metering pump system, applicable for chili sauce, bean paste, salad dressing, and other liquid or semi-fluid containing particulate materials.

Three/four side/back seal liquid packing machine
Liquid SeriesMetering Pump Packing
Overview

Precise liquid and semi-fluid packaging with versatile sealing

The Three/four side/back seal liquid packing machine applies to chili sauce, bean paste, salad dressing, and other liquid or semi-fluid-containing particulate materials. Stainless steel surrounds the parts in contact with material, conforming to European CE standards.

Equipped with a digital super touching screen, advanced inverters, stepping motor bag-pulling technology with high precision (error less than 0.5mm), and intelligent temperature controllers, it ensures reliable, high-speed fluid and sauce packaging.

Engineering

Key features & build quality

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Metering Pump System

Specialized liquid pump metering designed for accurate dosing of semi-fluids, sauces, and pastes.

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Digital Touch Screen

Advanced super touching screen with inverters and switches for simple, reliable operation in English or Chinese.

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High-Sensitivity Tracking

Photoelectric eye color tracing provides extra accuracy in cutting, sealing, and positioning.

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Intelligent Heat Balance

Maintains consistent thermal balance across different packaging film materials for firm, clear seals.

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Versatile Cutting Options

Flat cutting, pattern cutting, and linking cutting can be realized by easily changing tools.

Technical specifications

Liquid Packing Machine Specifications

Technical ParameterZBMN-LS200 (OC-200Y)ZBMN-LS320 (OC-320Y)
MeasurementMetering Pump
Sealing StyleThree-edge sealing / Four-edge sealing / Back-sealing / Middle-sealing4 sides sealing bag
Horizontal SealingNetted Line / Straight Line
CuttingTooth Cut / Flat CutTooth Cutting / Serration Cutting
Measurement Range1–100ml5–200ml
Packaging Speed30–80 bags/min
Bag Width15–100mm20–50mm
Bag Length30–120mm25–200mm
Film Roll Width200mm320mm
Film RollMax. 300mmMax 320mm
Bag PullingStepping Motor Bag Pulling
Power220V, 50Hz, 1.2KVA220V, 50-60Hz, 2.2KVA
Machine Size (L×W×H)(L)640 × (W)700 × (H)1500mm(L)1100 × (W)755 × (H)1540mm
Machine Weight300 KG350 KG
Configuration

Standard & configurable options

Standard

  • Metering pump liquid filling mechanism
  • Stepping motor bag pulling system
  • Digital super touching screen controller
  • Photoelectric eye color tracing assembly
  • Standard export wooden case packaging

Configurable to order

  • Date Coder (Ink roll printer)
  • Air-filling Device
  • Punching Device

Have specific liquid/paste viscosity or bag dimensions? Tell us your requirements and we'll confirm configuration and lead time.

Who it's for

Target applications for liquid and paste packaging

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Sauce & condiment manufacturers

Ideal for packaging chili sauce, bean paste, and salad dressings into single-serve packets.

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Semi-fluid food processors

Reliable volumetric dosing for particulate-containing sauces and liquid condiments.

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Contract fluid packagers

Flexible packaging lines capable of quick changeovers across three-side, four-side, and back-seal formats.

Questions buyers ask

Frequently asked questions

It applies to chili sauce, bean paste, salad dressing and other liquid or semi-fluid-containing particulate materials.
It supports three-edge sealing, four-edge sealing, back-sealing, and middle-sealing.
Packing speed and bag length can be set directly through the touching screen without changing any parts.
The advanced bag making system enables an error tolerance of less than 0.5mm.
Standard lead time is around 60 days from order confirmation — contact us to confirm exact timing for your configuration and current production schedule.

Get a quote for the Three/four side/back seal liquid packing machine

Tell us your liquid/paste product type and packaging requirements — we'll confirm configuration and send a tailored quote.

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