Optimized Solution for Industrial Material Proportioning
This volumetric doser is engineered specifically for injection molding facilities requiring accurate and repeatable material input control. As a masterbatch dosing machine, it caters to manufacturers and process engineers who demand consistent formulation during production and testing. The system supports automatic dosing of base resins, additives, and color masterbatch, thereby minimizing manual error and improving process reliability. Users benefit from memory storage for multiple formula configurations, facilitating quick recipe changes without compromising batch integrity. This solution is ideal for industrial environments seeking enhanced production efficiency with material savings guaranteed by the precise metering capabilities.
Precision Engineering with Versatile Technical Specifications
Equipped with dual motorized screws, the volumetric doser maintains ±1% dosing accuracy, supported by a DC brushless motor and microcomputer control unit. Screw diameter options ranging from 12 to 30 mm allow output flows from 0.05 to 50 kg/hr, accommodating diverse formulation volumes. The use of stainless steel and chrome-plated components ensures durability and easy maintenance, critical for continuous operation. Memory for up to 50 formula presets streamlines process repeatability, while the modular design permits straightforward disassembly and cleaning. These technical attributes optimize integration with injection mold machines, improving throughput consistency and compliance with material specifications.
Industry Integration Furnishing Production Consistency
This custom volumetric doser plays a vital role in plastic manufacturing sectors requiring precise dosing of masterbatches and additives, including automotive, electronics, and consumer goods production lines. By automating dose control, the system reduces scrap rates and enhances batch uniformity, crucial for high-quality output and regulatory compliance. It facilitates rapid color changeover procedures and process trials, which accelerates product development cycles. The dosing device fits compactly at the machine inlet, making it adaptable to existing line configurations and supporting operator training with intuitive controls. Its robust design and flexible output parameters provide measurable ROI through material savings and enhanced production reliability.
Product Advantages
Modular and Robust Structural Design
The system’s modular architecture enables seamless integration with injection molding operations, allowing quick replacement or upgrade of components while minimizing downtime. The use of durable stainless steel and chrome plating on screws provides high resistance to wear and abrasion, essential for handling various masterbatch types. Versatile screw diameter configurations make the machine adaptable to specific formulation demands, effectively serving as a reliable masterbatch dosing machine. Our volumetric doser supplier expertise ensures design optimized for ease of maintenance and operational longevity, critical for continuous production environments.
Enhanced Accuracy and Operational Efficiency
The advanced control electronics and memory storage of up to 50 formula settings ensure precision dosing parameters can be consistently reproduced, reducing variation in color and additive proportions. Its user-centric interface supports quick changeovers and minimal operator training time, substantially reducing downtime costs. High dosing accuracy around ±1% promotes material usage efficiency, improving cost-effectiveness compared to manual feeding systems. The integration of the dosing system enhances process automation, directly supporting manufacturing quality objectives, making this custom volumetric doser a valuable addition to injection molding production lines.


Using the high accuracy hybrid stepping motor,
Measurement accuracy and output scope.

The adopted PLC panel shows reliable performance and easy maintenance,
Can store 50sets of formula, can quickly start the machine.

The large opening on the side of the neck-piece,
large window, and improved static blending.

Dosing screw material is made by 304 stainless steel, and chrome plated for durability;
The specifications are optional 12/14/16/20/30mm.

Use Scenarios
Precision Masterbatch Testing in R&D Environments
In research and development laboratories focused on injection molding formulation optimization, the volumetric doser serves to automate precise masterbatch dosing in small trial batches. This capacity ensures accurate color matching and additive proportioning during development cycles, meeting stringent repeatability criteria. Its programmable memory supports experimentation with multiple formula variants, while the modular design facilitates cleaning between tests to avoid cross-contamination. Operating within controlled lab setups, the dosing device enhances data reliability for process optimization studies, forming an integral part of the evaluation and scaling workflow for new polymer formulations.
Streamlined Production in Automotive Component Manufacturing
In automotive injection molding plants, the need for consistent masterbatch dosing directly affects part quality and regulatory compliance. This masterbatch dosing machine integrates with existing injection molding lines to provide precise and repeatable color and additive dosing, critical for maintaining component integrity and finish standards. Robust construction ensures dependable operation under continuous industrial conditions, while versatile output ranges accommodate the variable production volumes typical of this sector. It supports quick formulation changes required for different vehicle models, enhancing production flexibility and enabling efficient system integration with workflow automation tools.
What types of materials can your volumetric doser handle?
Our volumetric doser is designed for automatic dosing of various materials, masterbatch, and additives. For products involving optical materials such as PC or PMMA, or volatile substances, we recommend special handling or customized configurations to ensure safety and accuracy.
Can you customize the volumetric doser to fit specific production requirements?
Yes, we offer custom volumetric dosers with options like larger material loading, multiple masterbatches, and touchscreen interfaces. Our modular design enables easy upgrades and tailored adjustments to meet your injection molding needs efficiently.
How is installation and integration handled for your dosing units?
We design our volumetric dosers with a compact form factor and mounting brackets for straightforward installation at the injection molding machine inlet. Our technical support assists you in bracket mounting validation and ensures smooth integration into your production line.
What maintenance and technical support do you offer for your dosing machines?
Our volumetric dosers feature stainless steel and chrome-plated components for durable wear resistance and easy cleaning. We provide a one-year warranty plus lifetime technical support to help you with calibration, troubleshooting, and maintenance, ensuring long-term operational reliability.