Import Bag Stitching Thread — Buy in Bulk from Supplier in China

Bag stitching thread from Tianjin Bonlon Textiles Co., Ltd is a low-shrinkage, high-tenacity polyester thread designed for industrial bag closing and heavy-duty sewing. The thread is available in staple or filament polyester constructions, twisted and finished using advanced equipment to ensure consistent performance. Standard specifications include Ne counts of 8/3, 8/4, 10/3, 10/4, 12/3, 12/4, 12/5, 20/4 through 20/9, as well as denier options such as 630D/3, 750D/3, 840D/3, 1000D/3, and 1500D/2.

The material composition is 100% polyester, a synthetic fiber known for its resistance to stretching, abrasion, and environmental degradation. Typical industry grades for such threads meet ASTM D204 or similar standards for tensile strength and elongation, with common breaking strengths ranging from 5 to 15 kgf depending on the thread count and denier. The thread is offered in natural, dyed, or mixed colors, with colorfastness tested to standard ISO 105 methods for light and wash resistance.

This thread is primarily used in the manufacturing of woven sacks, bulk bags, and industrial packaging where durability and seam integrity are critical. Buyers include textile converters, packaging manufacturers, and agricultural suppliers sourcing materials for grain, fertilizer, or chemical bags. The product is packaged in make-up weights of 200 grams to 8 kilograms, with 20 lb spools available for high-volume applications. Confirm packaging and bulk options with the supplier to match production requirements.

Tianjin Bonlon Textiles Co., Ltd is based in Tianjin, China, with a registered address in the city’s industrial district. The company specializes in the production of industrial threads, including polyester and other synthetic fibers tailored for heavy-duty applications. Its profile indicates a focus on supplying textile converters and packaging manufacturers, with a product range centered on high-tenacity, low-shrinkage threads.

The supplier operates under the harbor trust tier, though its current response rate and average response time are not available. No additional certifications, client lists, or production capacity details are provided in the listing. Buyers are advised to verify the supplier’s manufacturing capabilities, quality control processes, and lead times directly before placing orders.