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Palmary OCD-45400

Palmary OCD-45150 / 45220 / 45300 / 45400 series CNC heavy duty cylindrical grinder

Image: palmary.com, Palmary

01

Key Specifications

swing over table

Ø450 mm (17.7 in)

distance between centers

4,000 mm (157.5 in)

max grinding diameter

Ø420 mm (16.5 in)

max load between centers

800 kg (1,764 lb)

wheel size

Ø510 x 50~125 x Ø152.4 mm

wheel peripheral speed

33 m/s (6,496 ft/min)

02

How much does the Palmary OCD-45400 cost?

Price estimate

Uncertain

We do not have a price for the Palmary OCD-45400 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.

Palmary OCD-45400 — price

Price estimate: uncertain

We have no price for the Palmary OCD-45400 that we can cite and no estimate we can stand behind, so this page shows no number rather than a guess. A quote from Palmary 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

Want a specific price for the Palmary OCD-45400?

Tell us who you are and we'll pass your request to Palmary or an authorised dealer.

03

Overview

The Palmary OCD-45400 is the longest OCD-45 heavy duty CNC cylindrical grinder: 4,000 mm (157.5 in) between centers, with a table stroke of 4,620 mm (181.9 in). It is the machine Palmary shows in its heavy duty video.

At four metres the proportions of the work change. Swing is Ø450 mm (17.7 in) and maximum grinding diameter Ø420 mm (16.5 in), so the parts are long in relation to their diameter, and the 800 kg (1,764 lb) load rating becomes the practical limit well before the envelope is filled with solid steel. Check part weight first.

A full-length pass of the table at the 10 m/min (394 ipm) rapid rate takes some time, so cycle planning on this model is mostly about minimising table reversals. The wheel can help: Ø510 mm in diameter and up to 125 mm wide, on 11 kW (14.8 hp), it covers a wide band per pass. Table swivel is 0° to 3°.

Installation is the other consideration. The machine weighs 18,000 kg (39,683 lb), needs 30 kVA and carries 230 L (60.8 gal) of coolant plus three 31 L (8.2 gal) oil tanks for wheel spindle lubrication, slide lubrication and hydraulics. Standard equipment follows the series: FANUC CNC controller, hydraulic tailstock, X-axis linear scale, semi-enclosed splash guard and a vibration meter for manual wheel balancing.

04

Full Specifications

Parameter Value
Swing Over Table Ø450 mm (17.7 in)
Distance Between Centers 4,000 mm (157.5 in)
Max Grinding Diameter Ø420 mm (16.5 in)
Max Load Between Centers 800 kg (1,764 lb)
Wheel Size Ø510 x 50~125 x Ø152.4 mm
Wheel Peripheral Speed 33 m/s (6,496 ft/min)
X Axis Rapid Traverse 10 m/min (394 ipm)
X Axis Travel 350 mm (13.8 in)
X Axis Min Setting Unit 0.001 mm
Z Axis Rapid Traverse 10 m/min (394 ipm)
Z Axis Travel 4,620 mm (181.9 in)
Z Axis Min Input Increment 0.001 mm
Table Swivel Angle 0°~3°
Workhead Swivel Angle 0° (Fixed Type)
Workhead Center Taper M.T. No. 5 / M.T. No. 6 (opt.)
Work Spindle Speed 0-210 rpm
Tailstock Center Taper M.T. No. 5
Tailstock Type of Motion Hydraulic
Tailstock Max Motion Distance 60 mm (2.4 in)
Wheel Spindle Motor 11 kW (14.8 hp)
Workhead Motor 2.9 kW (3.9 hp)
Wheelhead Feed Motor 2.8 kW (3.8 hp)
Table Feed Motor 4.4 kW (5.9 hp)
Hydrostatic Pump Motor 0.37 kW (0.5 hp) (4P)
Wheel Spindle Lubrication Pump Motor 0.37 kW (0.5 hp) (4P)
Coolant Pump Motor 0.37 kW (0.5 hp) (2P)
Ballscrew Lubrication Auto lubricator (LUBE)
Internal Grinding Spindle Motor Optional 0.75 kW (1.0 hp) (2P)
Power Requirement 30 kVA
Wheel Spindle Lubrication Tank 31 L (8.2 gal)
Lubrication Tank 31 L (8.2 gal)
Hydraulic Tank 31 L (8.2 gal)
Ballscrew Lubrication Tank 0.7 L (0.2 gal)
Coolant Tank 230 L (60.8 gal)
Machine Weight 18,000 kg (39,683 lb)
CNC Control FANUC CNC controller

Specifications sourced from palmary.com — verified 2026-10-05

05

Strengths & Limitations

Strengths

  • 4,000 mm (157.5 in) between centers, the longest in the OCD-45 series
  • 4,620 mm (181.9 in) of table stroke
  • Wheel up to 125 mm wide on an 11 kW (14.8 hp) spindle
  • Hydraulic tailstock and X-axis linear scale are standard accessories

Limitations

  • 800 kg (1,764 lb) between centers is modest for a 4,000 mm (157.5 in) part
  • Table swivel of 0° to 3° and a fixed work spindle head
  • 18,000 kg (39,683 lb) and a very long footprint; the page gives no floor dimensions
  • Rapid traverse of 10 m/min (394 ipm) over a long table stroke
06

Best For

Shafts and rollers up to 4,000 mm (157.5 in) long Long printing and rolling shafts within 800 kg (1,764 lb) Oversized motor shafts, an application Palmary names Plants that need one grinder for the whole range of long work
07

Frequently Asked Questions

01 What are the dimensions of work the Palmary OCD-45400 handles?

Length up to 4,000 mm (157.5 in) between centers and diameter up to Ø420 mm (16.5 in), with Ø450 mm (17.7 in) of swing over the table. The load between centers is 800 kg (1,764 lb) on No. 5 Morse taper centers.

02 How heavy is the OCD-45400?

Palmary gives 18,000 kg (39,683 lb). The page states no length, width or height, so ask for the foundation drawing early. Total electrical power is 30 kVA and the coolant tank holds 230 L (60.8 gal).

03 What wheel does the OCD-45400 run?

A Ø510 mm grinding wheel with a 152.4 mm bore, in widths from 50 to 125 mm, at 33 m/s (6,496 ft/min). The wheel spindle motor is 11 kW (14.8 hp). A spare wheel flange, a balancing stand and arbor and an automatic wheel balancer are optional.

04 Does the OCD-45400 come in a larger swing?

The OCD-65400 has the same 4,000 mm (157.5 in) between centers with Ø650 mm (25.6 in) of swing, Ø620 mm (24.4 in) grinding diameter, a Ø610 mm wheel, a 5.5 kW (7.4 hp) workhead servo motor and a 33 kVA supply.

08

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09

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