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450D Polyester Yarn

-- Steady & Reliable Manufacturer --

Introduction

Hangzhou Dingkai Chemical Fibre Co., Ltd. (DK) offers high-performance 450D polyester yarns designed for challenging textile applications. Since our inception in 2007, we have specialized in high-volume, Grade AA polyester yarns from our 15,000 sqm factory. Our expertise in manufacturing heavy denier yarns ensures consistent quality and performance. As a trusted exporter, we supply B2B clients in over 30 countries, providing materials that form the backbone of their most durable product lines.

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Detailed Professional Description

The 450 denier polyester yarn is categorized as a heavy denier material, primarily utilized where substantial material bulk and structural integrity are non-negotiable. Typically produced with a high filament count (e.g., 450D/192F) to maintain a satisfactory single filament dtex, this specification is often texturized using the DTY or HIM process. Its core characteristic is high resistance to tensile stress and tearing, making it a critical input for robust textile engineering. The yarn is frequently supplied in S+Z twist configurations to provide balance and prevent torque in finished fabric structures.

Application Fields

  • Outdoor Gear: Essential for tents, heavy tarps, and specialized protective coverings.

  • Automotive Textiles: Used in seatbelt webbing, heavy trims, and interior structural components.

  • Technical Sewing Thread: Basis for strong, industrial sewing threads requiring maximum breaking strength.

  • Industrial Fabrics: Applied in conveyance belts and reinforcement layers.

Specification Overview

Denier (D)450
Filaments (F)192 (Common)
LusterSemi-Dull (SD), Full Dull (FD)
IntermingleHIM (High Intermingle), S+Z HIM (High Twist/Intermingle)
Special FeatureHigh Tenacity, Excellent Loop Strength
StandardMeets Grade AA export requirements

Production Process & Customization Service

The production of 450D involves optimizing the drawing and texturing zones to manage the increased volume of material flow. Key customizable parameters include:

  • Twist Level (TPM): Precise control over turns per meter is offered for creating balanced S+Z twist yarns, minimizing snarling.

  • Oil Content: Lubrication levels can be adjusted to reduce friction and improve running efficiency on heavy-duty machinery.

  • Intermingle Pattern: Customized air pressure is used to create specific intermingling node counts, tailoring the cohesion to the client's loom/knitting machine requirements.

We collaborate on developing heavy-denier solutions for new textile projects.

Frequently Asked Questions (FAQ)

About Us
Hangzhou Dingkai Chemical Fibre Co., Ltd.
Hangzhou Dingkai Chemical Fibre Co., Ltd.
Hangzhou Dingkai Chemical Fiber Co., Ltd is established in 2007, located in Hangzhou, Zhejiang Province, in the southeast of China, near the Hangzhou International Airport.
Based on the continuing flourish of business, the company was committed to our own brand and insists on good quality of DTY yarn. We are China 450D Polyester Yarn Manufacturers and Wholesale 450D Polyester Yarn OEM/ODM Suppliers. Covering an area of 15,000 square meters, the company has 30 DTY machines.
Mainly exported to over 30 countries such as Vietnam, Cambodia, Myanmar, South Korea, Ukraine, Russia, Morocco, the Philippines, Mexico and etc.Our main yarn products include polyester DTY yarn, polyester Sd yarn, high intermingled yarn, polyester raw material. They all meet the Grade A and Grade AA .
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Color & Dyeing Methods

Given the heavy-duty nature of 450D, it is often supplied in Raw White (RW) for customers who perform specialized pressure dyeing. However, our Dope Dyed Black and select industrial colors are available. Dope dyeing is highly recommended for this denier as it ensures deep color penetration that is difficult to achieve evenly through post-dyeing of such a thick filament bundle.

Recommended LINS

Polyester High Elastic Yarn 450D/192F BLACK S+Z HIM Polyester SD Yarn Polyester DTY Yarn Dope Dyed Polyester Yarn 150D Polyester Yarn 150D/96F RW HIM Polyester Yarn 75D/36F RW NIM Polyester Yarn 600D Polyester Yarn