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Weight Sorter / Dynamic Weight Sorting System — Accurate Inline Weight Inspection & Sorting

1–20 Grades customizableAutomatic sortingDynamic high-speed weighing

Generally used for high-speed multi-stage weight sorting of products such as fruits, seafood, and meat and poultry. It is especially suitable for multi-stage sorting of products such as fish, lobster, chicken, and steak. It is also suitable for sorting boxes of various materials, flexible packaging boxes, irregular packaging materials, and items with flat bottoms.

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What is a weight sorting machine?

Samegram's weight sorting machine, also known as a weight sorter or online grading system, enables precise, real-time weight sorting and rejection. Designed for 100% dynamic weighing of products on the production line, this equipment automatically sorts products into different weight classes or rejects products that do not meet weight requirements. This conveyor belt weighing machine is ideal for the food processing, farming, and livestock industries, ensuring consistent product quality and improving production efficiency. As a customized weight sorting machine, Samegram's solution can be tailored to specific needs, helping manufacturers improve efficiency, traceability, and market competitiveness.

Designed for grading and product protection
Up to 20 reject channels available
Buffer arms, soft pushers, air-blow options
Flexible reject structures per channel
IP65 rated for water and dust resistance
304 stainless steel, hygienic and durable

Customizable Grading Levels

Supports 1–20 weight grades to meet various sorting requirements across different products and industries.

Fast and Accurate Sorting

Delivers high-speed, real-time weighing and sorting with ±0.3g precision for consistent quality control.

Moisture-Resistant Design

Built with waterproof and dustproof components, ideal for slightly wet or harsh production environments.

Easy Line Integration

Compatible with conveyor systems, packing lines, and auto-rejection modules for seamless factory automation.

Automatic Weight Sorting Equipment Selection Guide

weight sorting machine

Dual-Layer Automatic Weight Sorter SWSD-4523L2
SWSD-4523L2 is a main food weight sorter for fish and shrimp weight sorting. With food-grade materials and IP65 protection, it ensures safe, intelligent weight sorting in food processing lines.
Weighting range
1-2000g
Weighting accuracy
±0.3-2g
Belt speed
5-90m/min
Compact Automatic Weight Sorter SWSS-5012L2
WSS-5012L2 is a compact weight sorter for small lines. It delivers fast, accurate sorting and stable output. Ideal for food, pharma, and hardware. The integrated scale ensures precision with a minimal footprint.
Weighting range
1-2000g
Weighting accuracy
±0.3-2g
Belt speed
5-90m/min
Tray Weight Sorting Machine SWSR-750TC6
SWSR-750TC6 is a stainless steel weight sorting machine designed for food use. Ideal as a fish weight sorting machine or weight checker sorter with customizable 6–20 grading levels.
Weighting range
1-2000g
Weighting accuracy
±0.3-2g
Sorting speed
1-300m/min

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Selection Guide for Dynamic Checkweighing and Automated Weight Sorting Systems

Simply leave your contact information to get the practical selection information compiled by the SameGram technical team, including:

Recommendations for Weight Inspection and Classification in Different Industries
Key considerations before automation upgrade
ROI analysis case of high-precision weight check system

Contact Now Customizable

Weighing technology support

One-Stop Service

: Customized solutions
Bespoke weight sorting machines designed to handle delicate or irregularly shaped items, maximizing sorting efficiency.

: Installation, commissioning, and diagnosis
Real-time remote system optimization and fault detection tailored for sorting machinery.

: Professional certification and technical support
Remote guidance on product-specific sorting parameters and maintenance protocols to meet quality standards.

: Training and equipment maintenance
Interactive virtual sessions on sorter operation, calibration, and preventive care to minimize downtime.

Automatic sorting system case

A major poultry processor in Nakhon Ratchasima, Thailand upgraded its grading line with Samegram’s SWSR-750TC6 multi-level weight grader to meet stricter export standards from Japan and Korea. Their previous semi-automated system lacked precision and speed, causing grading errors, product damage, and order delays. Samegram’s dual-channel 6-grade system offers ±1g accuracy, gentle rejectors, and ERP integration for traceable labeling. The upgrade boosted daily processing from 10 to 18 tons, improved grading accuracy to 99.3%, and reduced damage by 60%. The client gained new supermarket contracts and increased export potential by 18%, strengthening their competitive edge in Southeast Asia.

Industry:: Poultry processing

Equipment:: SWSR-750TC6 multi-level weight grader

Country:: Nakhon Ratchasima (Korat), Thailand

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Customer Testimonials and Partners

Successfully helped 500+ Brands and gained recognition from customers.

“SameGram's weighing and sorting system easily integrates with our existing conveyor lines and barcode scanning systems. It offers stable data collection and fast sorting response, making it particularly suitable for automatic weight-based sorting of logistics parcels. Our sorting efficiency has now increased by over 30%.

: Indonesian logistics distribution company manager

“Previously, my biggest problem was customer complaints caused by weight errors. Since using SameGram sorting scales, the weight of each broiler chicken has been strictly controlled within the standard range, the sorting accuracy is very high, the product consistency has been significantly improved, and customers are very satisfied.

: Indian chicken processing boss

“Our production environment is characterized by high humidity and dust, which places very strict requirements on our equipment. SameGram's weight sorter has excellent waterproof and dustproof performance, and the coconuts are of uniform weight after sorting, which facilitates subsequent packaging and shipping management.

: Thai coconut/vegetable packaging factory manager

faq

Frequently Asked Questions

Q: What is a weight sorter?
A weight sorter machine classifies products into multiple weight categories on a production line, improving sorting accuracy and efficiency.
A:
A weight sorter machine automatically weighs items and sorts them into predefined weight ranges or grades. It directs products to different outlets or bins based on their precise weight, enabling efficient classification and packaging. This type of equipment is widely used in industries such as food processing, agriculture, and manufacturing to ensure product consistency and optimize inventory management. Key features include real-time weighing, multi-channel sorting, and seamless integration with production lines. Effective weight grading, automatic weight classification, and weight-based sorting system capabilities make it essential for modern industrial processes.
Q: Are you a manufacturer or a trading company?
SameGram is a professional manufacturer specializing in the design, production, and sales of automated weighing and inspection equipment. With in-house R&D and manufacturing capabilities, we provide high-quality customized solutions to meet various industrial needs.
A:
We are a specialized manufacturer of automated weighing and inspection equipment, founded in 2016, with over 15 years of industry experience, ISO9001 and CE certified.
Q: What certifications and quality standards does SameGram comply with?
SameGram machines comply with international certifications like ISO, CE, and FDA, and meet food safety audit standards such as BRC and IFS.
A:
SameGram equipment is manufactured to meet international quality and safety standards, ensuring reliability in global markets. Our machines are designed in compliance with ISO-certified manufacturing practices and meet the food safety requirements of GFSI, BRC, and IFS audits. Many models are also built with CE-marked components and FDA-compliant materials for contact surfaces, making them suitable for the food, beverage, and pharmaceutical industries. This commitment to compliance ensures that SameGram systems can be seamlessly integrated into regulated production environments.
Q: Can SameGram systems integrate with MES or ERP systems and maintain audit records?
SameGram systems integrate with MES/ERP and provide audit logs, traceability, and production records to support global food safety compliance.
A:
Yes. SameGram's checkweighers and combination systems support data connectivity for MES/ERP integration and USB export. They provide traceability, audit logs, and production records to meet food safety and quality compliance requirements, including GFSI, BRC, and IFS audits. Please refer to individual product pages for available interface options.
Q: Are your machines compliant with food safety standards?
SameGram provides FDA, USDA, HACCP, and IFS-compliant checkweighers and metal detectors for food safety. With 304/316 stainless steel, IP65–IP69K protection, hygienic design, and full traceability, our machines ensure global compliance in food and beverage production.
A:
Yes. SameGram machines comply with FDA, USDA, HACCP, and IFS standards. Built with 304/316 stainless steel and IP65–IP69K protection, they ensure hygiene, traceability, and full compliance for global food and beverage production.
Q: What is the weighing accuracy of SameGram machines?
SameGram checkweighers provide high-precision weighing, with accuracy ranging from ±0.02 g to ±10 g, depending on model and load — ensuring reliable performance for both light and heavy products.
A:
SameGram checkweighers offer high-precision performance with weighing accuracy ranging from ±0.02 g to ±10 g, depending on the model and product weight. For example, our SC1-C-3523L1 model delivers up to ±0.02 g precision for small items, while heavy-duty mo±3–10 g accuracy for loads up to 30 kg.

👉 Explore our models for more details

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