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TZ Series - TZH-CA/HA

Roller Linear Guides – Square Type

TZ series roller linear guides use roller components, not steel balls in traditional linear motion parts, designed to achieve super-high rigidity and load capacity. Keeping the 45-degree contact angle design, TZ series linear guides show us a good performance in reducing elastic deformation. It allows the overall linear guide to achieve this high rigidity and high load capacity in multiple directions.

TZH-CA/HA model is a linear guide rail with square-type block, which has two lengths:

-CA for normal length and -HA for extra length of block.

They have different performances on load capacities and assembly space requirements.

Main features are as below:

  • Customizable
  • Ultra-high rigidity in all four directions
  • Super heavy load capacity
  • Extended life
  • Durable

TZH-CA/HA

IMTEK Roller linear guides with rolling components can achieve smooth motion, low friction, and convenient maintenance for long-term service. What’s more, optimized lengths and diameters of the rollers are good at reducing elastic deformation and achieving super high rigidity.

 

TZH-CA/HA model is a linear guide rail with a square-type block, which has two lengths:

-CA for normal length and -HA for extra length of block. High-speed automated industrial machinery and equipment with high rigidity requirements are more likely to utilize TZ series Roller linear guides.

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Technical Data

SeriesTZ Series
Size25/30/35/45/55
Block Typesquare
Load Typeheavy load(C)/super heavy load(H)
Block Fixing Methodlock from above(A)
Length of Rail100~6000mm
Numbers of Block1/2/3/4/5/6
Accuracy levelC(normal); H(high); P(precision)
CertificationISO 9001/ISO 14001
Block DimensionsBlock Dimensions
Installation Width(W)34; 44; 48; 60; 70; 86; 100; 126
Combination Height(H)28; 34; 40; 45; 55; 70; 80; 90
Length(L)68; 86/106; 97.9/114.4; 109.8/131.8; 124/151.5; 153.2/187; 183.7/232; 232/295
Thread(M*l)M4*8; M5*8; M6*8; M8*10; M8*12; M10*17; M12*18; M16*20
Hole Spacing(B)26; 32; 35; 40; 50; 60; 75; 76
Hole Spacing(C)26; 36/50; 35/50; 40/60; 50/72; 60/80; 75/95; 70/120
Block Material20CrMo
Rail DimensionsRail Dimensions
Width(WR)15; 20; 23; 28; 34; 45; 53; 63
Height(HR)16.5; 21; 23.6; 28; 30.2; 38; 44; 53
Hole Pitch(p)30; 30; 30; 40; 40; 52.5; 60; 75
D×h×d7.5*5.7*4.5; 9.5*8.5*6; 11*9*7; 14*12*9; 14*12*9; 20*17*14; 23*20*16; 26*22*18
Static Capacity  C0(kN)24; 46.7/63; 57.1/73.4; 82.1/105; 105.2/142; 178.8/230.9; 252/348; 411.6/572.7
Dynamic Capacity   C(kN)11.3; 21.3/26.9; 27.7/33.9; 39.1/48.1; 57.9/73.1; 92.6/116; 130.5/167.8; 213/275.3
Rail MaterialS55c Alloy Steel

Non-interchangeable Model

Interchangeable Model

TZH-CA/HA Dimensions

TZR-T Rail Specifications

large-gantry-metrology-system
Application Cases

Precision Equipment with High Load Requirements

TZ Series is also suitable for applications requiring both precision and high load capacity, including:

·Large Inspection Systems
·Precision Positioning Platforms
·Optical Alignment Equipment
·Semiconductor Handling Systems
·Measuring Instruments

In these systems, TZ linear guides improve rigidity and vibration resistance, helping maintain stable positioning accuracy over long periods of operation.

Application Cases

Heavy-Duty Machine Tools

TZ Series heavy-duty roller type linear guides are widely used in high-load industrial equipment, including:

·Gantry Machining Centers
·Heavy-Duty CNC Milling Machines
·Large Vertical Machining Centers
·Mold & Die Processing Machines
·Heavy Cutting Equipment
·Industrial Automation Systems
·NC Lathes
·Grinding Machines

In these applications, TZ linear guides provide superior rigidity, high load capacity, and resistance to deformation, ensuring stable machining accuracy, smooth motion, and extended service life under demanding working conditions.

extreme-heavy-duty-vertical-turning-lathe.
3.linear-ball-guides-TTH-CA
FAQ

Q: Why are roller linear guides better for heavy-duty machining?

Roller-type linear guides provide line contact instead of point contact, which significantly increases contact area. This results in:

  • Higher load capacity
  • Improved stiffness
  • Better resistance to deformation

This makes TZ series ideal for heavy cutting, mold machining, and large equipment.

FAQ

Q: What is the main advantage of TZ series roller linear guides?

The main advantage of TZ Series roller linear guides is their high rigidity and load capacity. Compared with standard ball-type linear guides, the roller design provides line contact with the raceways, offering several practical benefits:

  • Higher Load Capacity: Distributes heavy loads over a larger contact area.
  • Greater Rigidity: Reduces elastic deformation under demanding operating conditions.
  • Strong Moment Resistance: Supports pitch, yaw, and roll moments more effectively.
  • Stable Machine Motion: Helps maintain positioning accuracy in CNC machines, gantry systems, and other heavy-duty equipment.

IMTEK Linear Guides TZ Series Catalogue

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