How can I prevent powder sifting?

Filler cord or felt is stitched on all seams to block needle holes and prevent sifting.

What is the lead time for production?

Lead time is 35 days for a 20'FCL and 55 days for a 40'FCL container.

Are liners included with the bags?

Liners are optional. You can choose tubular or form-fit PE liners (50-200 micron).

4-Panel Baffle Bag with Sift-Proof Filler Cord, Side-Seam Lifting Loops

Name: 4-Panel Baffle Bag with Sift-Proof Filler Cord, Side-Seam Lifting Loops
Brand: Sinopack Strong FIBC Manufacturing Co., Ltd.
SKU: 762429205

Jiangsu, ChinaSinopack Strong FIBC Manufacturing Co., Ltd.

US$5.00-8.00

1,000 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Application

Cement, Sand Bag, Transport

Bottom Option

With Spout

Model NO.

SINOPACK

Feature

with Sift-Proof Filler Cord or Felt

Loop Option

Side-Seam Loop

Material

Safety Factor

5:1

Technics

Plastic Bags

Top Option

Top Fill Skirt

Type

FIBC Bag

Shape

Square Bottom Bag

Transport Package

Pallet or Bale Packing

Trademark

SINOPACK

Origin

China

HS Code

63052300

Key features

Sift-Proof Design: Filler cord or felt stitched on all seams to block needle holes and prevent powder leakage.

High Safety Factor: Available with 5:1, 6:1, or 3:1 safety ratios for secure handling of heavy loads.

UV Resistant Material: Made from 100% new white PP fabric with 2%-3% UV treatment for durability.

Customizable Colors: Available in white, black, green, orange, blue, and red, or as per customer request.

Flexible Lifting Loops: Side-seam or cross-corner loops in 5cm, 7cm, or 10cm widths for easy handling.

Liner Options: Optional tubular or form-fit PE liners (50-200 micron) for added protection.

Space Saving Design: Ideal for containerized cargo to maximize space efficiency during transport.

Custom Shape Options: Available in U-panel, 4-panel, or circular shapes to meet specific requirements.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export Experience

Sinopack Strong FIBC Manufacturing Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 18 years CertifiedNearest Port: Lianyungang PortAverage Response Time: ≤2.54h

AI-Powered supplier vetting

SummaryThe supplier manufactures FIBC and related bulk bags, with five production lines and a 10,000 m² facility. It reports flexible customization, recent new-product development, and ODM capability. Quality controls include raw-material traceability, 100% finished-product inspection, and four QA/QC inspectors, although finished products are checked by packing staff. The supplier has 18 years of export experience, exports 51%–70% of sales, and serves Europe and North America. Production lead time is within 15 workdays off-season and one month during peak season. Key limitations are the absence of a valid manufacturing-capacity contract with related subcontractors, no continuous batch quantity reconciliation, no outsourcing SOP, no overseas agents or warehouses, no offline trade-show participation, and no OEM service for popular brands. Financial credibility, certifications, after-sales capability, and customer cases cannot be adequately assessed from the provided information.

Supplier typeThe supplier is a manufacturer focused on FIBC, Big Bag, Container Bag, Bulk Bag, and other industrial sacks. Its five production lines and 10,000 m² manufacturing plant support classification as a production-oriented supplier rather than only a trading intermediary.

R&D capabilityThe supplier states that it had new products during the past year and provides ODM services, indicating product-development capability. However, it has no available SDK, which is a limitation only for SDK-related development and does not negate the stated product R&D capability.

Production capacityThe supplier operates five production lines, has a 10,000 m² facility, maintains inventory capability, and reports lead times within 15 workdays off-season and one month during peak season. Quality and supplier-management controls include raw-material traceability, 100% inspection, four QA/QC inspectors, written supplier-assessment procedures, and 16 qualified service suppliers; however, it lacks continuous batch quantity reconciliation, an outsourcing SOP, and a valid capacity contract with related subcontractors.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, providing direct evidence of broad customization support.