Skip to content Skip to navigation

Product Details

The Thomson profile rail line consists of the following families:
  • 500 Series Ball
  • 400 Series
  • AccuMini
  • MicroGuide®
  • T-Series
  • 500 Series Roller
Bellow are some brief features of each. Continue to the product specific page for more details.

500 Series Ball

500 series ball features:
  • Double back ball track arrangement
  • Accuracy levels: 3 (up to ±5 μm)
  • Rail mounting choices: 3
  • Carriage styles: 7
  • Up to six meter lengths
  • Preload options: clearance, 0.03 C, 0.08C and 0.13 C
  • Sizes (mm): 15, 20, 25, 35, 45
  • Balls are retained in carriage if removed from rail
Consider in applications where high accuracy or moment load are needed.

 400 Series

400 Series features:
  • Double-faced ball track arrangement
  • Accuracy levels: 2 (up to ±40 μm)
  • Rail Mounting choices: 3
  • Carriage styles: 11
  • Up to four meter lengths
  • Preload options: clearance and 0.03 C
  • Sizes (mm): 15, 20, 25, 30, 35, 45, 55
  • Balls are retained in carriage if removed from rail
Consider in applications that are for transport or cost-sensitive.

AccuMini

AccuMini features:
  • Gothic arch ball groove geometry
  • Accuracy levels: 2 (up to ±20 μm)
  • Rail mounting choices: 1 (bolt from top)
  • Carriage styles: 1
  • Up to 1 meter lengths
  • Preload options: clearance and 0.03 C
  • Sizes (mm): 10, 15, 20
  • Balls are not retained if carriage is removed from rail
Consider in applications where smaller sizes are needed with a medium accuracy.

MicroGuide

MicroGuide features:
  • Gothic arch ball track
  • 440 Stainless steel construction
  • Accuracy levels: 3 (up to ±10 μm)
  • Rail mounting choices: 1 (bolt from top)
  • Carriage styles: 2
  • Up to 1.03 meter lengths
  • Preload options: Clearance and C1
  • Sizes (mm): 5, 7, 9, 12, 15
  • Carriage and rail are matched sets
  • Balls are not retained if carriage is removed from rail
Consider in applications where smaller sizes are needed with high accuracy.

T-Series

T-Series features:
  • Double-faced ball track arrangement
  • Aluminum rail and carriage with hardened steel ball path insert
  • Accuracy levels: 1
  • Rail Mounting choices: 1 (bolt from top)
  • Carriage styles: 4
  • Up to three meter lengths
  • Preload options: 0 (clearance only)
  • Sizes (mm): 20, 25, 35
  • Sold as assemblies only
  • Balls are not retained if carriage is removed from rail
Consider in applications where weight or inertia of the assembly is a concern.

500 Series Roller features:

500 Series Roller features:
  • Double-back roller track arrangement
  • Accuracy levels: 3 (up to ±5 μm)
  • Rail Mounting choices: 3
  • Carriage styles: 4
  • Up to six meter lengths
  • Preload options: Clearance, 0.03 C, 0.08C and 0.13 C
  • Sizes (mm): 25, 35, 45, 55, 65
  • Rollers are retained in carriage if removed from rail
Consider for high load and high accuracy applications.
back to top