What is the delivery time for custom orders?

The delivery date is typically 10-25 days.

What after-sales service is provided?

We provide after-sales support. If faults cannot be resolved via the troubleshooting guide, our sales personnel can help diagnose and fix the problem.

What is the maximum feeding size?

The maximum feeding size is 630 mm.

Carbon Black Small Bag Discharge and Unloading Device

Name: Carbon Black Small Bag Discharge and Unloading Device
Brand: Shijiazhuang Rongxin Science and Technology Co., Ltd
SKU: 2091421415

Hebei, ChinaShijiazhuang Rongxin Science and Technology Co., Ltd

US$1,500.00-5,000.00

1 Set

Product profile

Customization

Available

Capacity(t/h)

150-300

Feeding Mechanism

Gravity Type

Model NO.

WT200L

Feeding Size

300-500 mm

Motor Power(kw)

1~10

Type

Storage Feeder

Usage

Building Materials, Chemical Industry, Gravel Field, Metallurgy, Ore-dressing

Material

Stainless Steel

Delivery Date

10-25days

Appearance

Closed-Type

Max Feeding (mm)

630

Installation Slope

After-sales Service

Support

Warranty

1year

Movement Mode

Vibration

Chute size(mm)

Customized

Overall Dimension

Customized

Transport Package

Wooden Box

Specification

per model

Trademark

RONGXIN

Origin

China

Production Capacity

50000/Year

Key features

Dust-Free Operation: Negative pressure fan isolates dust, ensuring a clean production environment and protecting operator health.

Self-Cleaning Filter: Pulse backwashing system cleans filter elements automatically, ensuring continuous operation and material reuse.

Corrosion-Resistant Material: Constructed from durable SS304/316L stainless steel for long-lasting performance in harsh industrial conditions.

Customizable Dimensions: Chute size and overall dimensions are customized to fit specific customer installation requirements.

Wide Industry Application: Suitable for carbon black, plastics, mining, food additives, cement, and other powder or granular materials.

High Capacity: Handles 150-300 tons per hour with a 300L volume and flexible motor power options from 1-10KW.

CE Certified Quality: Product meets CE certification standards, ensuring safety and compliance for European and international markets.

OEM/ODM Support: Manufacturer offers OEM and ODM services with 20 R&D engineers to tailor solutions to specific needs.

Company profile

Shijiazhuang Rongxin Science and Technology Co., Ltd

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2020-08-30 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤4.43h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryShijiazhuang Rongxin Science and Technology Co., Ltd. is a China-based limited company established in 2007, focused on bulk powder material handling, conveying, automation, feeding, mixing, and packaging systems. It reports ISO9001 and ISO14001:2015 certifications, independent intellectual property rights, more than 100 patents, 20 R&D engineers, and a broad in-house processing capability. Its stated production includes three production lines and several thousand sets annually across key equipment categories, with a one-month off-peak lead time. The supplier provides customized machines, turnkey solutions, FAT testing, and after-sales service, and reports more than 500 users. However, the supplied information does not establish financial credibility, and export activity is relatively recent and represents 11%–20% of total sales.

Supplier typeThe supplier is identified as a combined, limited company and is also classified as a trade company. Its legal name is Shijiazhuang Rongxin Science and Technology Co., Ltd., headquartered in Shijiazhuang, China, with operations centered on bulk-material equipment and systems.

CertificationsThe supplier explicitly reports ISO9001 certification and an ISO14001:2015 certificate, while also stating that it applies ISO9001 controls from production through service. These certifications support the presence of formal quality and environmental management systems.

After-Sales capabilityThe company explicitly states that it provides after-sales service and applies its ISO9001 quality system from production through service. The evidence supports service capability, although it does not specify service locations, response times, spare-parts coverage, or service staffing.

R&D capabilityThe supplier describes itself as a high-tech enterprise with independent intellectual property rights and more than 100 patents. It also reports 20 R&D engineers and cooperation with domestic research institutions, providing explicit evidence of innovation resources and activity.

Production capacityThe supplier reports three production lines, complete processing equipment including laser cutting, CNC, welding, and polishing machinery, and annual output of thousands of units across conveyors, feeders, mixers, and feeding stations. It also reports FAT testing for most products and a one-month off-peak lead time, indicating established manufacturing capacity.

Customization capabilityThe company explicitly offers customized machines and systems, turnkey bulk-material handling solutions, and standard equipment across multiple industries. Its stated in-house processing equipment and product range support the ability to configure or manufacture tailored systems.

Client casesThe supplier states that Rongxin has accumulated more than 500 users, which is direct evidence of a substantial customer base. The slices do not provide named customers, project descriptions, geographic breakdowns, or independently verifiable case studies.

Product Q&A

Q:How does the dust collection system work?

The upper part uses a negative pressure fan to suck dust into a high-density filter element. The filter is automatically backwashed by compressed air to clean it, allowing dust to fall back into the screening area for reuse.

Q:What materials is the equipment made of?

The equipment can be made of SS304 or 316L stainless steel, which provides durability and resistance to corrosion.

Q:Can the product dimensions be customized?

Yes, both the chute size and overall dimensions are customized to meet specific customer installation requirements.

Q:What is the warranty period?

The product comes with a 1-year warranty.

Q:What industries can this device be used in?

It is widely used in petrochemicals, plastics, carbon black, mining, food additives, cement, and building materials industries.