100 mm Pneumatic Cylinder: Force Chart and Air Consumption

A 100 mm bore pneumatic cylinder (≈ 3.94 in) has a Ø25 mm rod and, per the Fenitsa catalogue, pushes 471 kg and pulls 441 kg at 6 bar (87 psi). Its piston area is 78.5 cm².

Typical uses: heavy clamping, lifting tables, bending thin sheet. Standard strokes 50–500 mm; any stroke on request up to 3,000 mm for Ø100.

100 mm Pneumatic Cylinder: Force Chart and Air Consumption

Force Chart by Pressure

Theoretical values; catalogue 6 bar figures allow for friction.

100 mm Pneumatic Cylinder: Force Chart and Air Consumption
PressurePush (N)Push (kgf)Push (lbf)Pull (kgf)
4 bar (58 psi)3,142320706300
6 bar (87 psi)4,7124811,059450
8 bar (116 psi)6,2836411,413601
10 bar (145 psi)7,8548011,766751

Catalogue at 6 bar: push 471 kg, pull 441 kg.

Air Consumption (6 bar, double stroke)

Free air in litres.

Air Consumption (6 bar, double stroke)
Stroke (mm)Air (L)
505.3
10010.5
20021.1
30031.6
50052.7

Series and Mountings in This Bore

FMY (ISO 15552, magnetic piston, adjustable cushioning), PAG-PAGY (CETOP RP 43P, aluminium body) and PNS-PNSY (CETOP RP 43P, steel body); every series also as double rod (C), tandem (T) and two-position (D). Mountings: clevis, flange, foot, trunnion, rod-end clevis and spherical eye.

Application Example

To move a 200 kg load at a 50 % load ratio (usual for moving loads), a Ø100 cylinder needs about 5.0 bar (72 psi).

Compared with Neighbouring Bores

Compared with Neighbouring Bores
BoreRodPush 6 bar (kg)Pull 6 bar (kg)
Ø80Ø25301272
Ø100 ◄Ø25471441
Ø125Ø32735688

Against Ø80, the Ø100 bore has 56 % more piston area and pushes 170 kg more at 6 bar; its pull-to-push ratio is 94 %.

Frequently Asked Questions

How much force does a 100 mm pneumatic cylinder produce?

Per the catalogue, 471 kg push and 441 kg pull at 6 bar; at 10 bar the theoretical push is 801 kgf (1,766 lbf).

What rod size does a 100 mm cylinder have?

Ø25 mm (0.98 in).

How much air does a 100 mm cylinder use?

About 10.5 litres of free air per double stroke for a 100 mm stroke at 6 bar.

What load can a Ø100 cylinder move at 6 bar?

About 240 kg as a moving load at a 50 % load ratio; for static clamping up to the catalogue 471 kg.

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Bore, rod, stroke, working pressure, mountings and quantity — or a drawing or photo of the cylinder you want to replace. Our engineers reply with a technical proposal and a quotation.

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