Kaolin Drying Line System Overview

Meibao provides process design, equipment manufacturing, installation, commissioning and operator training for kaolin drying lines, connecting wet material feeding, drying, product recovery and downstream storage and packaging.

The core equipment is a dedicated kaolin dryer that combines intensive size reduction, drying and classification in a single unit. The hot air system and auxiliary equipment are configured according to feed characteristics, throughput and finished-product requirements.

This system focuses on moisture removal rather than calcination. Final moisture content and particle size specifications require confirmation based on feed conditions and equipment configuration.

Kaolin Drying Line System

System overview — a dedicated kaolin dryer integrating size reduction, drying and classification

Feed Material and Feeding Requirements

This process uses kaolin filter cake from upstream filtration. The filter cake is temporarily stored and conveyed to the drying section. The following information is needed for system design:

Design Input Relevance to Equipment Configuration
Filter cake moisture content and expected fluctuations Determines the evaporation load and hot air requirements
Stickiness, lump size and agglomeration Affects conveying, feeding and size reduction requirements
Wet feed throughput or dried-product output Determines equipment capacity and compatibility with upstream and downstream operations
Target moisture content, particle size and product application Defines drying, classification and any further processing requirements

Other feed forms require a separate assessment based on material data and testing where necessary.

System Components and Process Integration

Process Overview

Filter Cake Storage and Feeding→
Size Reduction, Drying and Classification→
Product Recovery→
Product Conveying→
Storage and Packaging

Hot Air and Dust-Laden Gas Flow

The hot air furnace supplies heat to the dryer. The powder-laden gas leaving the dryer passes through a cyclone separator and then a bag filter. The treated exhaust is discharged through an induced draft fan.

Recovered Powder Flow

Powder collected by the cyclone separator and the bag filter is discharged separately into the product conveying system, which connects to downstream storage and packaging.

This is a typical process configuration. Equipment combinations and supply scope are defined for each project. Interfaces and responsibilities for upstream filtration and downstream storage and packaging are agreed separately.

Kaolin drying system components and process integration

System components and process integration — filter cake feeding, drying, product recovery and conveying

Equipment Configuration and Product Requirements

Capacity and Moisture Removal

Equipment selection considers throughput, inlet moisture content and target moisture content together. Specify whether the required capacity refers to wet feed throughput or dried-product output so that equipment is sized on a consistent basis.

Size Reduction, Classification and Particle Size

The dryer incorporates size reduction and classification. Final particle size and distribution depend on feed characteristics and operating conditions. Ultrafine processing or tight particle size distribution requirements may require additional downstream equipment.

Heat Source and Product Quality

The heat source is selected according to local energy availability, prices and heat demand, while considering product requirements for whiteness, impurity content and acceptable contact with combustion products. The drying section does not perform kaolin purification.

Product Recovery and Downstream Integration

Recovery, filtration and exhaust equipment are configured according to powder characteristics and emission requirements. The receiving capacity of downstream conveyors, storage bins and packaging equipment must also be checked. Energy consumption and product recovery performance are evaluated for the specific project conditions.

Equipment Supply and Project Services

Meibao can provide the following services for kaolin drying projects:

  • Process design: System configuration, equipment layout and process interfaces based on feed characteristics, capacity and product requirements.
  • Equipment manufacturing: Supply of the dryer and associated equipment according to the agreed technical specification.
  • Installation and commissioning: Equipment installation and system commissioning within the agreed project scope.
  • Operator training: Training in the operation of the supplied equipment.

For existing production lines, the assessment identifies equipment to be added, modified or retained. The supply list distinguishes Meibao-supplied equipment, customer-supplied items and existing equipment. Responsibilities for upstream filtration, downstream storage and packaging, and civil works are defined for each project.

Kaolin drying equipment supply and project services

Equipment supply and project services — process design, manufacturing, installation, commissioning and training

Discuss a Drying System for Your Kaolin Project

Please share the condition of your filter cake or other feed material, inlet and target moisture content, required capacity, finished-product particle size and application, and available energy sources.

If complete data is not yet available, start with material photos, your existing process and a brief description of the project. Equipment configuration, supply scope and performance specifications are confirmed following technical evaluation.

Zhejiang Meibao Industrial Technology Co., Ltd. is one of the most professional kaolin drying line manufacturers and suppliers in China, featured by quality products and good price. Please rest assured to buy custom made kaolin drying line from our factory.

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