SKU: 3DDF-1539
📋 GST Invoice Available

200mm T8 Single Start Lead Screw with Copper Nut

₹229.00 (Inclusive of all taxes)
Out of Stock

The 200mm T8 Trapezoidal Single Start Lead Screw with Copper Nut provides precise and reliable linear motion for various mechanical systems. Featuring an 8mm diameter and 2mm pitch, it is ideal for 3D printers, CNC machines, and automation projects requiring accurate positioning.

Features

  • **Precise Linear Motion:** Engineered for accurate translation of rotational to linear movement, critical for exacting applications.
  • **Durable Construction:** Crafted from robust steel for the lead screw and high-quality copper for the nut, ensuring longevity and consistent performance.
  • **Optimal Dimensions:** 200mm length, 8mm thread diameter, and 2mm pitch for versatile integration into many machine designs.
  • **Reduced Backlash:** Copper nut design helps minimize play, enhancing the precision and stability of the linear drive system.
  • **Wide Compatibility:** Essential component for upgrading or repairing 3D printers, CNC routers, and other custom automation equipment.

Out of stock

Description

The 200mm Trapezoidal Single Start Lead Screw with an 8mm thread and 2mm pitch, paired with a precision copper nut, is a fundamental mechanical component designed for applications demanding precise linear translation. This system is crucial in converting rotary motion into linear movement, making it indispensable for digital fabrication tools like 3D printers, CNC machinery, and various automated systems where accuracy and repeatability are paramount.

Constructed from durable steel for the lead screw and a robust copper alloy for the nut, this assembly ensures excellent wear resistance and a long operational lifespan. The single-start thread profile, combined with the trapezoidal design, provides a good balance between load-bearing capacity and positional accuracy. Upgrading to or utilizing a high-quality lead screw system significantly improves the overall precision and stability of your machine’s axis movement, directly impacting print quality, machining accuracy, and robotic arm performance.

This component is designed for straightforward integration into existing or new motion control setups. Its standardized dimensions allow for broad compatibility across many open-source and commercial machine designs. The copper nut offers inherent self-lubricating properties and can help mitigate backlash, contributing to smoother and more consistent linear travel, which is vital for achieving fine detail and preventing mechanical errors in sensitive operations.

Key Features

  • Engineered for precise conversion of rotational to linear motion.
  • High-strength steel lead screw for durability and wear resistance.
  • Anti-backlash copper nut minimizes play and improves positional accuracy.
  • Trapezoidal thread profile (T8) ensures robust engagement and load support.
  • Single-start thread design for consistent and predictable linear movement.
  • Standard 8mm diameter and 2mm pitch for broad mechanical compatibility.
  • Ideal for Z-axis motion in 3D printers, X/Y axes in small CNC machines.
  • Corrosion-resistant materials ensure longevity in various operating environments.

Applications

  • Z-axis drive system for FDM 3D printers.
  • Linear motion control in small CNC routers and engravers.
  • Precision positioning systems in automation equipment.
  • Robotics and custom mechanical projects requiring accurate linear travel.
  • Replacement or upgrade for existing lead screw assemblies in various machinery.

Technical Specifications

Item TypeLead Screw with Copper Nut
CompatibilityGeneral Purpose
Lead Screw MaterialSteel
Nut MaterialCopper
Number of Starts1
Thread Diameter8mm
Thread Pitch2mm
AccuracyStandard Precision
Length200mm
Weight (Lead Screw + Nut)60g

Frequently Asked Questions

What is the benefit of a single-start lead screw?

A single-start lead screw offers higher precision and finer resolution per rotation compared to multi-start screws. This makes it ideal for applications like 3D printer Z-axes where fine layer height control and accurate positioning are critical for achieving high-quality results.

How does the copper nut prevent backlash?

The copper nut is typically designed with a tighter tolerance or an adjustable mechanism to reduce the gap between the nut and the lead screw threads. This minimized play, or backlash, ensures more accurate and consistent linear movement, preventing unintended vertical or horizontal shifts during operation.

Is this lead screw compatible with standard NEMA 17 stepper motors?

While the lead screw itself is a motion component, its 8mm diameter is a common size for coupling with NEMA 17 stepper motors via a flexible coupler. Ensure your motor's shaft diameter and chosen coupler match the 8mm lead screw for proper integration into your system.

What maintenance is required for this lead screw and nut assembly?

Regular lubrication is essential to minimize friction, reduce wear, and ensure smooth operation. Apply a thin layer of lithium grease or a specialized dry lubricant to the lead screw threads periodically. Keep the threads clean from dust and debris to prevent premature wear and maintain accuracy.

Can this lead screw be cut to a shorter length?

Yes, the steel lead screw can be cut to a shorter length using appropriate metal-cutting tools, such as a hacksaw or an angle grinder. However, ensure the cut end is properly deburred and smoothed to prevent damage to the copper nut and maintain smooth motion.

Package Includes

  • 1 x 200mm Trapezoidal Single Start Lead Screw 8mm Thread 2mm Pitch
  • 1 x Copper Nut

Additional Information

Weight 0.075 kg
Dimensions 21 × 3 × 1 cm