Niederprofil-Führungsschienen SER

SER 15/20/25/30/35

Fully Interchangeable with HIWIN EGR

  • Rail length: up to 6 m
  • Accuracy grades: C, H, P
  • Sizes: 15, 20, 25, 30, 35
  • Rail mounting types: top mounting / bottom mounting
  • Corrosion protection: hard chrome plating, black chrome plating
  • Dust protection options: 1. Oil scraper + end seal + metal scraper 2.Double oil scraper + end seal + metal scraper 3.Double oil scraper + end seal
Brand Model Dimensions of Rail (mm) Weight kg/m Interchange Level
THK SRG15 20/17.5/9.5/8.5/6/60/20 2.21 100%
HIWIN HGH 15 20/17.5/9.5/8.5/6/60/20 2.21 100%
DTX-LG SRR 15 20/17.5/9.5/8.5/6/60/20 2.21 100%

Why DTX-LG linear guide rail?

01. CNC Precision Drilling Machine for linear guide rails

DTX-LG Adopting a Mirror-Symmetric Drilling System, the dual-spindle real-time synchronization error ≤0.003mm ensures balanced thermal dissipation across the guideway cross-section.
This eliminates arc-shaped deformation caused by unilateral processing, guaranteeing full-length straightness stability ≤0.005mm/m (exceeding ISO Class C precision standards).

types of linear guide rails

02. Smart Batch Sampling: Precision Assured, Costs Controlled

linear guide testing

Every DTX-LG lot undergoes rigorous sampling, ensuring ±0.005mm/m straightness & ISO Class C+ precision. Zero-defect guarantee.

03. Bulk Production Excellence for Distributor Inventory Assurance

Mass-produced with 100% batch sampling, ensuring 24hr-ready stocks for distributors. Guaranteed ±0.005mm precision at volume pricing.

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guide lines washing

04. High-rigidity material

testing report

DTX-LG linear guides rail feature higher C/Si/Cr content than leading Taiwanese and Japanese brands, improving rigidity while maintaining full interchangeability.

DTX-LG SER low profile linear rail system is a reliable Hiwin EGR replacement rail, designed to offer an efficient and cost-effective alternative to Hiwin EGR profile rails. Unlike the SGR linear rail, it features a low-profile linear guide rail that provides exceptional stability and high load-bearing capacity. This compact linear motion rail can undergo multiple surface treatments, including black chrome plating, electroplating chrome (white chrome), and blackening. Following treatment, the guides pass a rigorous 72-hour salt spray test, ensuring excellent rust and corrosion resistance, which significantly extends the lifespan of the product.

Additionally, the DTX-LG guide is crafted with precision using a 17-axis fully automated drilling machine, guaranteeing a consistent rail joint gap of less than 0.1mm. This ensures smooth motion and precise alignment, even in high-performance environments.

Fragen? Wir sind für Sie da

Als Hersteller von Linearführungsschienen bietet DTX-LG professionellen Service von Forschung und Entwicklung über die Produktion bis zur Endabstimmung. Wir freuen uns darauf, neue Herausforderungen mit Ihnen zu erkunden.

01. Are mounting holes and hole pitch the same as Hiwin EGR rails?

Yes, DTX-LG’s SER rails match the mounting hole patterns and pitch of Hiwin EGR rails, enabling direct replacement without redesign.

Yes. We provide standard and custom-length rails according to your specific application needs, including drilled mounting holes and end caps.

Yes, all SER precision linear guideways are manufactured from high-grade, induction-hardened bearing steel and are precision-ground for smooth motion and durability.

Absolutely. Our SER low profile linear guide rail are fully compatible with Hiwin’s EGH blocks or any third-party block matching the hiwin eg series linear guideway​. 

SER guide rails are ideal for compact CNC machinery, electronics assembly, semiconductor equipment, and precision automation systems.

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