Presser Bar Lifter Sewing Machine

Presser Bar Lifter Sewing Machine
Details:
The Presser Bar Lifter for Sewing Machines is a core component of industrial sewing machine presser foot systems, responsible for precise lifting movement and pressure control.
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Description
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Product Overview

 

 

The Presser Bar Lifter for Sewing Machines is a core component of industrial sewing machine presser foot systems, responsible for precise lifting movement and pressure control.

It directly affects stitch consistency, fabric feeding stability, and finished product quality. Widely used in lockstitch, overlock, and coverstitch machines, it effectively prevents common problems such as presser foot vibration, misalignment, and uneven pressure.

Manufactured according to OEM dimensional standards, our products feature high concentricity, smooth sliding performance, and excellent wear resistance, ensuring stable operation under high-frequency industrial production conditions.

 

Specifications

 

 

Item

Specification

Material

#45 carbon steel / precision bearing steel

Surface Hardness

HRC 58–62

Roundness Tolerance

≤0.02 mm

Surface Roughness

Ra ≤0.8 μm

Lifting Stroke

15–30 mm

Spring Pressure

Adjustable 3–15N

Compatible Machines

Lockstitch / Overlock / Coverstitch machines

Service Life

≥800,000 lifting cycles

 

Product Features

 

 

The presser bar is processed through multiple precision grinding procedures, resulting in excellent surface smoothness and low friction resistance for smooth lifting movement without sticking or resistance.

High-strength wear-resistant alloy materials provide outstanding fatigue resistance, bending resistance, and impact resistance. Even during long-term continuous operation, the component remains stable without deformation, looseness, or excessive wear.

Matching guide components and springs are pre-adjusted to ensure compatibility with various fabric types, from lightweight silk to heavy denim and leather, significantly improving sewing stability and finished product consistency.

 

OEM Replacement Compatibility

 

 

All products are manufactured according to 1:1 OEM dimensions, including concentricity, verticality, and sliding clearance standards.

No modification, machining, or additional adjustment is required. The component can directly replace original factory parts, greatly reducing machine maintenance time and labor costs.

 

Payment Terms

 

 

For standard orders, production begins after receiving a 30% deposit, with the remaining 70% balance paid before shipment.

For long-term distributors and bulk purchasers, we offer flexible cooperation terms and tiered pricing support. Trade terms including EXW, FOB, and DDP are available to meet different logistics and customs requirements.

 

Quality Assurance & Certification

 

 

Our factory operates under strict international quality management standards, and all products comply with environmental, safety, and performance requirements.

Available documentation includes:

  • Material inspection reports
  • Dimensional inspection reports
  • Fatigue testing reports

Third-party inspection and quality verification are also supported upon customer request, ensuring stable quality and performance consistency for every shipment.

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