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TOS Kuřim FRUF-B 300-800

01

Key Specifications

Max Spindle

4,000 rpm

x axis travel

5,000 - 25,000 by 1,000 mm (196.9 - 984.3 by 39.4 in)

y axis travel

5,200 - 10,200 mm (204.7 - 401.6 in)

z axis travel

1,500/2,000 mm (59.1/78.7 in)

w axis travel cross rail

2,500/3,000 mm (98.4/118.1 in)

feed range x

1 - 15,000 mm/min (1 - 20,000 mm/min)

02

How much does the TOS Kuřim FRUF-B 300-800 cost?

Price estimate

Uncertain

We do not have a price for the TOS Kuřim FRUF-B 300-800 that we can stand behind, so we show no number. Configuration, options and installation move the final price a long way: a quote is the reliable figure.

TOS Kuřim FRUF-B 300-800 — price

Price estimate: uncertain

We have no price for the TOS Kuřim FRUF-B 300-800 that we can cite and no estimate we can stand behind, so this page shows no number rather than a guess. A quote from TOS Kuřim or an authorised dealer is the reliable figure.

What moves the final price

  • Spindle, control and probing options
  • Tool changer capacity and tooling package
  • Automation — pallet changers, bar feeders, robot cells
  • Freight, rigging, installation and training
  • Region, dealer and time of year

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03

Overview

Between the fast A and the heavy C stands the TOS Kuřim FRUF-B 300-800, a movable-gantry, movable-cross-rail machining centre with 60/71 kW (80/95 hp) of drive power and a 4,000 rpm spindle. Y travel spans 5,200 - 10,200 mm (204.7 - 401.6 in), the widest Y range in the catalogue together with the C size.

Ten metres of cross travel changes how the workspace gets used. A machine this wide is seldom filled by one part. More often it is laid out as zones, a rotary or carousel table at one end and clamping plates along the rest, and the gantry serves whichever zone is loaded. The catalogue lists the workspace as optional with rotary tables and clamping plates, and "great workspace variability" is one of the series features.

The cross-rail moves through a W axis of 2,500/3,000 mm (98.4/118.1 in), and clearance from table to cross-rail is 3,500 - 4,000 mm (137.8 - 157.5 in). Z adds 1,500/2,000 mm (59.1/78.7 in) of ram stroke. Columns are 4,000 - 9,000 mm (157.5 - 354.3 in) apart, and X travel is 5,000 - 25,000 by 1,000 mm (196.9 - 984.3 by 39.4 in).

Feeds on X, Y and Z are 1 - 15,000 mm/min, with 1 - 20,000 mm/min in brackets. W moves at 1 - 2,000 mm/min, or 1 - 4,000 mm/min in brackets. Guideways are linear roller or hydrostatic.

04

Full Specifications

Parameter Value
X Axis Travel 5,000 - 25,000 by 1,000 mm (196.9 - 984.3 by 39.4 in)
Y Axis Travel 5,200 - 10,200 mm (204.7 - 401.6 in)
Z Axis Travel 1,500/2,000 mm (59.1/78.7 in)
W Axis Travel Cross Rail 2,500/3,000 mm (98.4/118.1 in)
Feed Range X 1 - 15,000 mm/min (1 - 20,000 mm/min)
Feed Range Y 1 - 15,000 mm/min (1 - 20,000 mm/min)
Feed Range Z 1 - 15,000 mm/min (1 - 20,000 mm/min)
Feed Range W 1 - 2,000 mm/min (1 - 4,000 mm/min)
Clearance Between Columns 4,000 - 9,000 mm (157.5 - 354.3 in)
Clearance Table to Cross Rail 3,500 - 4,000 mm (137.8 - 157.5 in)
Max Spindle Speed 4,000 rpm
Drive Power 60/71 kW (80/95 hp)
Workspace optional (rotary tables, clamping plates)

Specifications sourced from tos-kurim.cz — verified 2026-10-04

05

Strengths & Limitations

Strengths

  • Y travel of 5,200 - 10,200 mm (204.7 - 401.6 in)
  • 60/71 kW (80/95 hp) drive power with a 4,000 rpm spindle
  • W axis of 2,500/3,000 mm (98.4/118.1 in) on the movable cross-rail
  • 3,500 - 4,000 mm (137.8 - 157.5 in) between table and cross-rail
  • Great workspace variability, as the maker's feature list puts it

Limitations

  • No 6,000 rpm option at this size
  • X, Y and Z feeds are 1 - 15,000 mm/min unless the bracketed 1 - 20,000 mm/min applies
  • The clearance range under the cross-rail is narrower than the 3,500 - 6,500 mm (137.8 - 255.9 in) of the FRUF-C 300-800
  • Machine weight, floor loading and foundation needs are not in the catalogue
06

Best For

Multi-zone workspaces with rotary tables and clamping plates under one gantry Wide weldments and casings needing up to 10,200 mm of Y travel Combined roughing and finishing at 4,000 rpm with up to 71 kW
07

Frequently Asked Questions

01 How much power does the FRUF-B 300-800 have?

Drive power is listed as 60/71 kW (80/95 hp) and the maximum spindle speed as 4,000 rpm. That places it above the FRUF-A 250-500, which lists 30/37/45 kW (40/50/60 hp), and below the FRUF-C 300-800 at 100/113 kW (134/152 hp).

02 What are the travels of the FRUF-B 300-800?

X 5,000 - 25,000 by 1,000 mm (196.9 - 984.3 by 39.4 in), Y 5,200 - 10,200 mm (204.7 - 401.6 in), Z 1,500/2,000 mm (59.1/78.7 in) and W 2,500/3,000 mm (98.4/118.1 in). X, Y and W depend on the configuration ordered.

03 How tall a part fits under the FRUF-B 300-800?

The clearance between the table and the cross-rail is given as 3,500 - 4,000 mm (137.8 - 157.5 in). The cross-rail travels 2,500/3,000 mm (98.4/118.1 in) on W, so it can be lowered for short parts. Height taken by a rotary table or fixture comes out of the clearance.

04 Is the FRUF-B 300-800 available with hydrostatic guideways?

The FRUF feature list reads linear roller or hydrostatic guideways in linear axes, without tying either to a size. On a frame this large it is a point to settle early, since it affects the foundation, the hydraulic services and the feed rates.

08

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09

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