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Palmary OCD-42100

Palmary OCD-4240 / 4260 / 42100 / 42150 / 42200 series CNC cylindrical grinder

Image: palmary.com, Palmary

01

Key Specifications

swing over table

Ø420 mm (16.5 in)

distance between centers

1,000 mm (39.4 in)

max grinding diameter

Ø400 mm (15.7 in)

max load between centers

150 kg (331 lb)

wheel size

Ø405 x 50~75 x Ø127 (Ø152.4) mm

wheel peripheral speed

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

02

How much does the Palmary OCD-42100 cost?

Price estimate

Uncertain

We do not have a price for the Palmary OCD-42100 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-42100 — price

Price estimate: uncertain

We have no price for the Palmary OCD-42100 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-42100?

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

03

Overview

The Palmary OCD-42100 is the 1,000 mm (39.4 in) model of the OCD-42 CNC cylindrical grinders and sits in the middle of five bed lengths. It swings Ø420 mm (16.5 in) over the table and grinds diameters up to Ø400 mm (15.7 in).

A metre between centers with this swing covers a wide spread of work: transmission shafts, small rolls, hydraulic rods, machine spindles. The limit that decides what actually fits is weight. Palmary rates the centers at 150 kg (331 lb), so a solid steel roll near full diameter is out of range and belongs on the heavy duty OCD-45 series.

The table travels 1,315 mm (51.8 in) and swivels from -3° to +8°. That two-sided swivel first appears at this length in the 42 family; the OCD-4240 and OCD-4260 swivel in one direction only. The wheelhead has 260 mm (10.2 in) of stroke with a linear scale, and both axes rapid at 10 m/min (394 ipm). A 1.5 kW (2.0 hp) servo motor drives the work spindle at 10 to 300 rpm.

Grinding power is 5.5 kW (7.4 hp) on a Ø405 mm wheel that may be 50 to 75 mm wide. The wheel spindle runs in hybrid hydro-static bearings and the tailstock sits in an automatic oil bath. FANUC control and full enclosure are standard. Net weight is 4,500 kg (9,921 lb), total power 18 kVA.

04

Full Specifications

Parameter Value
Swing Over Table Ø420 mm (16.5 in)
Distance Between Centers 1,000 mm (39.4 in)
Max Grinding Diameter Ø400 mm (15.7 in)
Max Load Between Centers 150 kg (331 lb)
Wheel Size Ø405 x 50~75 x Ø127 (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 260 mm (10.2 in)
X Axis Min Setting Unit 0.001 (0.0001) mm
Z Axis Rapid Traverse 10 m/min (394 ipm)
Z Axis Travel 1,315 mm (51.8 in)
Z Axis Min Input Increment 0.001 (0.0001) mm
Table Swivel Angle -3°, +8°
Workhead Swivel Angle -30°~+90°
Workhead Center Taper M.T. No. 4
Work Spindle Speed 10-300 rpm
Max Load of Work Spindle 35 kg (77 lb) (max. length: 150 mm)
Tailstock Center Taper M.T. No. 4
Tailstock Stroke 25 mm (1.0 in)
Tailstock Fine Adjustment Range ±0.03 mm (±0.0012 in)
Wheel Spindle Motor 5.5 kW (7.4 hp) (6P)
Workhead Motor 1.5 kW (2.0 hp)
Wheelhead Feed Motor 1.2 kW (1.6 hp)
Table Feed Motor 1.8 kW (2.4 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 0.18 kW (0.2 hp) (2P)
Ballscrew Lubrication Auto lubricator (LUBE)
Internal Grinding Spindle Motor Optional 0.75 kW (1.0 hp) (2P)
Power Requirement 18 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 120 L (31.7 gal)
Machine Weight 4,500 kg (9,921 lb)
CNC Control FANUC CNC controller

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

05

Strengths & Limitations

Strengths

  • 1,000 mm (39.4 in) between centers under a Ø420 mm (16.5 in) swing
  • Two-sided table swivel, -3° to +8°
  • 1,315 mm (51.8 in) of table stroke for traverse grinding and dressing run-off
  • Tailstock with automatic oil bath lubrication and an oil level gauge

Limitations

  • 150 kg (331 lb) between centers limits how much of the Ø400 mm (15.7 in) capacity can be used on solid parts
  • Workhead motor is 1.5 kW (2.0 hp); the 2 kW motor comes only with the OCD-42150 and OCD-42200
  • Wheel width tops out at 75 mm, so wide plunge cuts take several passes
  • Hydraulic tailstock and steady rests are options
06

Best For

Transmission and gear shafts up to 1,000 mm (39.4 in) long Hollow rolls and tubes that stay under 150 kg (331 lb) Machine tool spindles and quills Repair shops with varied shaft lengths
07

Frequently Asked Questions

01 What can the Palmary OCD-42100 grind?

External diameters up to Ø400 mm (15.7 in) on parts up to 1,000 mm (39.4 in) between centers, weighing no more than 150 kg (331 lb). Palmary says the work spindle head suits external and face grinding, and internal diameter grinding with the optional attachment.

02 How far does the table of the OCD-42100 swivel?

From -3° to +8°. The shorter OCD-4240 and OCD-4260 swivel 0° to 12° and 0° to 10°. The work spindle head swivels separately, from -30° to +90°, and the tailstock offers ±0.03 mm of fine adjustment for removing taper.

03 What motors does the OCD-42100 use?

Wheel spindle 5.5 kW (7.4 hp), workhead 1.5 kW (2.0 hp) AC servo, wheelhead feed 1.2 kW (1.6 hp) AC servo and table feed 1.8 kW (2.4 hp) AC servo. The optional internal grinding spindle is 0.75 kW (1.0 hp). Total power is 18 kVA.

04 How does the OCD-42100 compare with the OCD-32100?

Same length and travels, more swing. The OCD-32100 swings Ø320 mm (12.6 in) and weighs 4,300 kg (9,480 lb). The OCD-42100 swings Ø420 mm (16.5 in) and weighs 4,500 kg (9,921 lb). Both carry 150 kg (331 lb) between No. 4 Morse taper centers.

08

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09

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