High Precision Twin Screw Loss in Weight Feeder for Efficient Material Handling
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Product Highlights
- High Precision Control: Automatically corrects deviation by adjusting feeder rate for continuous, even, and accurate feeding.
- Dual Scale Design: Offers powder scales for poor fluidity and granular scales to solve bridging problems effectively.
- Superior Feeding Uniformity: Twin screw design provides more uniform feeding for powders with poor fluidity, glass fiber, and flake materials.
- Customizable Components: Hopper volume, chute size, and overall dimension are customized to meet specific client requirements.
- Easy Maintenance: Improved screw design prevents material accumulation; feeding part is easy to disassemble, clean, and replace.
- Flexible Drive Options: Drive motor can be selected as variable frequency motor or servo motor based on application needs.
- Food-Grade Materials: Material contact parts use 304/316 stainless steel with silicone, nitrile, or PTFE seals for safety.
- Wide Capacity Range: Feeding capacity ranges from 0.1 to 2500 t/h across multiple models to suit various production scales.
Product Attributes
- Customization
- Available
- Capacity(t/h)
- 80-150
- Motor Power(kw)
- 1~10
- Model NO.
- RX-A-WT20
- Raw Material
- Powder
- Type
- Screw Feeder
- Usage
- Building Materials, Chemical Industry, Colliery, Gravel Field, Metallurgy, Mine, Ore-dressing, Metering and Dosing
- Material
- Stainless Steel 304/316
- Condition
- New
- After Serive
- Video
- Movement Mode
- Rotary
- Appearance
- Closed-Type
- Max Feeding (mm)
- 500
- Installation Slope
- 0
- After-Sales Service
- Support
- Warranty
- 1year
- Chute Size(mm)
- Customized
- Overall Dimension
- Cusomized
- Transport Package
- Customized
- Specification
- small type
- Trademark
- RONGXIN
- Origin
- China
- Production Capacity
- 10000/Year
- Package Size
- 100.00cm * 100.00cm * 150.00cm
- Package Gross Weight
- 90.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of High Precision Twin Screw Loss in Weight Feeder for Efficient Material Handling
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Product Description
Keywords: Gravimetric Powder Micro Doser,dosing machine,loss in weight feeding system,Weightless Feeder, Twin Screw Dosing System,
screw conveyor
A loss-in-weight feeder (loss-in-weight feeder) is a machine consisting of a hopper, a feeder (single-axis or double-axis screw feeder), a weighing system and a regulator. During operation, the hopper, material and feeder are weighed together continuously. As the material is delivered, the actual weight loss rate is measured and compared with the required weight loss rate (set value). The loss-in-weight feeder (loss-in-weight feeder) automatically corrects the deviation from the set point by adjusting the feeder rate. Thus, the material can be fed continuously and evenly and accurately.
The loss-in-weight feeder (loss-in-weight feeder) is suitable for plastic granules, powders, calcium carbonate, talcum powder, resin film powders, flour, starch, etc. For different raw materials, we have designed two different scales, namely powder scales (solve the problem of metering and feeding of materials with poor fluidity) and granular scales (solve any bridging problems that may occur), which are good solutions to the problems in the existing production process.
Twin Screw Feeder Parameters
| Item Model | Feeding Capacity | Power | Standard Hopper Volume |
| RX-A-WT20 | 0.1-10 | 0.37 | 10 |
| RX-A-WT28 | 2-200 | 0.75 | 40 |
| RX-A-WT38 | 60-800 | 1.5 | 80 |
| RX-A-WT46 | 300-1500 | 2.2 | 120 |
| RX-A-WT64 | 500-2500 | 3 | 150 |
| Notice: The feeding capacity here is measured under the condition of material density 0.5g/cm³ | |||

Twin screw volumetric feeder
1. Suitable for powders with poor fluidity, glass fiber, flake materials, etc., more uniform feeding than single screw
2. Horizontal and vertical stirring devices can be selected to solve the problem of material bridging
3. Corresponding feeding screws can be selected according to different materials
4. Drive motor: variable frequency motor or servo motor optional
5. The improved design of the screw is easy to install and disassemble, and the root of the screw will not accumulate materials
6. The feeding part is easy to disassemble, easy to clean, replace and maintain
7. Material contact part material: 304/316 stainless steel
8. Seals: silicone rubber, nitrile rubber, polytetrafluoroethylene
9. The hopper volume can be customized




About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI236988". Items marked "" are certified.
Company Profile
Shijiazhuang Rongxin Science and Technology Co., Ltd. Was established in 2007. The company is located in Shijiazhuang the capital of Hebei Province, near Beijing and Tianjin. It is a high-tech enterprise with independent intellectual property rights, which is specialized in R&D, manufacturing, sales support and after-sales service of automatic control and conveying system for the bulk powder material processing. Passed ISO9001 Certificate and with hundred patents to supply you the customized machine and system for bulk material handling process.
Our company has the completely processing production line, including: Laser cutting machine, shearing machine, bending machine, rounding machine, polishing machine, CNC lathe, milling machine, drilling machine, welding robot, etc. The production department adopts 5S management mode and strictly controls the quality. Most products are subject to FAT test to ensure that we deliver qualified products to customers.
Rongxin has accumulated more than 500 users. The company implements a modern enterprise operation model, establishes and improves various production, quality, and security systems, actively cooperates with domestic well-known scientific research institutions, and humbly learns from domestic and foreign counterparts, strictly implements the ISO9001 quality system standard from production to service, and carefully creates automation.
Rongxin has numbers of patented technologies and completely products system.
Major standard products: Vacuum feeder, Tube disc chain conveyor, dust-free feeding station, bulk bag dump station, mixing machine, bucket elevator etc. The stand-alone equipment helps small and medium-sized enterprises achieve real industrial automation and intelligence.
Rongxin supply the turn-key solution of the bulk material handling process and also supply the standard machine which are widely used in food, medicine, powder metallurgy, refractory materials, rubber and plastics, batteries, glass, chemical industry, feed and other industries.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- 5f of Zhuoda Academician Building, No. 380 North Xinshi Road, Hebei Province, Shijiazhuang, Hebei, China
-
Plant Area
- 1868 square meters
-
Number of Employees
- 84
-
Registered Capital
- 50,000,000 RMB
-
Terms of Payment
- LC, T/T, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Tianjin Port
Our Production Capability & Technical Expertise
-
Main Products
- Intelligent batching system, vacuum conveyor, mixing machine, dust free feeding station, tube disc chain conveyor, ton bag unloading machine, bucket elevator
-
Production Machines
- Laser cutting machine, Bending machine, Shearing machine, CNC lathe, Lathe, Milling machine, Drilling machine, Rolling steel plate machine, Pipe bending machine, Cone rolling machine, Flanging and pressing machine, Polishing equipment, Argon arc welding, Robot welding machine, Welding machine, Laser welding, Cutting saw, Laser marking machine
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 20 people
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2007-11-23
- Export Year
- 2020-08-30
-
Main Markets
- Europe, Domestic
-
Number of Foreign Trading Staff
- 3
-
Overseas Agent/Branch
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO14001:2015, Others
-
Product Certification
- CE
FAQ
- What types of materials can this feeder handle?
- It is suitable for plastic granules, powders, calcium carbonate, talcum powder, resin film powders, flour, starch, glass fiber, and flake materials.
- How does the feeder ensure accuracy?
- It continuously weighs the hopper and material, measures the actual weight loss rate, and automatically corrects deviations by adjusting the feeder rate.
- Is the hopper volume customizable?
- Yes, the hopper volume can be customized to fit specific production requirements and space constraints.
- What material is used for parts contacting the product?
- The material contact parts are made of 304 or 316 stainless steel, with seals available in silicone rubber, nitrile rubber, or polytetrafluoroethylene.
- What drive motor options are available?
- Customers can choose between a variable frequency motor or a servo motor depending on their specific operational needs.
- How does the twin screw design benefit feeding?
- It provides more uniform feeding than single screw feeders, especially for powders with poor fluidity, and helps solve material bridging issues.
- What is the warranty period for this equipment?
- The equipment comes with a 1-year warranty.
- What after-sales service is provided?
- We provide video support for after-sales service to assist with installation, operation, and maintenance.
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