Once Open Filter Press

Filter area（m²）:4-55
Filter Plate Specifications:500、700、870、1000、1250
Working Method:Automatic
Panel pulling method:Quick Open, etc.
Filtering pressure（MPa）:0.6
Drainage Methods:Visible/Invisible

Description

Overview

A Once-Open Filter Press is a type of filtration equipment that discharges the filtrate by simultaneously opening all filter plates at once after the filtration process is complete.
Unlike traditional filter presses that open plates one by one, it typically employs an interlocking or automatic plate-pulling mechanism, allowing all filter plates to open simultaneously during the discharge phase, thereby improving efficiency.

Key Advantages

High-efficiency discharge

Quick, single-step or continuous opening of filter plates.

Reduced manual intervention compared to traditional filter presses.

Significantly shorter discharge time.

Consistent filtration performance

Controllable pressure and low filter cake moisture content.

Excellent chamber sealing and high solid-liquid separation efficiency.

Suitable for materials with high solids content

Performs well with high-concentration, viscous materials.

Produces well-formed filter cakes that are easy to handle.

High degree of automation

Can be equipped with automatic plate-pulling mechanisms, hydraulic systems, and PLC control.

Reduces labor costs.

High operational safety

Automatic panel opening reduces the risk of human error.

Configurable safety protection system.

Application Areas

Typical industries and materials:

Industrial Applications: Filtration of medium- to high-concentration materials in the chemical, pharmaceutical, and metallurgical industries.
Environmental Applications: Sludge dewatering at wastewater treatment plants and industrial wastewater treatment.
Resource Industry: Dewatering of mine tailings and coal slurry.
Food Industry (under specific conditions): Filtration of starch, sugars, and certain food additives.

Selection Notes (Limitations)

Process limitations: Not suitable for continuous production scenarios.
Material limitations: Less effective for extremely fine particles, highly viscous materials, or materials with low solids content.
Economics: Relatively high equipment investment and maintenance costs.
Operating conditions: Requires sufficient installation space and supporting systems.

Specification

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