Aroplus 2026-2027

Rotary Unions

Rotary Unions For High Speed, Coolant, MQL, Air, and Dry Run – Series A

Description The rotary unions of the model A have been designed for machine tool spindles operating at high speeds with fluid (coolant, air, or MQL) passing through or for dry operation when needed. The balanced and microlapped seals remain closed and effective both during wet runs (with fluid) and dry runs (without fluid), ensuring long-lasting performance without issues. Specifications A08 A10 Max. pressure – Coolant Air, MQL Dry run 100 bar (1450 psi) 10 bar (145 psi) – 40 bar (580 psi) 10 bar (145 psi) –

LABYRINTH TO PROTECT BALL BEARING

MICROLAPPED & BALANCED CARBIDE & GRAPHITE SEALS

VITON O-RING

STAINLESS STEEL ROTOR

ALUMINIUM HOUSING

SPEEDFIT

Max. temperature Max. rotation speed

90°C (195°F) 15,000 rpm

90°C (195°F) 10,000 rpm

New Part Numbers

Four

Materials Housing

Aluminium

Internal body / rotor

304 stainless steel Tungsten carbide

Standard seals

High Speed Unions for Coolant, Dry Run Right Hand Metric Male – Radial Part Number Thread Inlet

High Speed Unions for Coolant, Dry Run Left Hand Metric Male – Radial Part Number

1500

1500

Length Hex A/F Price

Thread Inlet

Length Hex A/F Price

RA08-1501-04R RA10-1701-04R

£704.10 £477.08

RA08-1501-05L RA10-1701-05L

£704.10 £477.08

M16 x 1.5 1/4” BSPP 91 mm 17 M16 x 1.5 3/8” BSPP 110 mm 17

M16 x 1.5 1/4” BSPP 91 mm 17 M16 x 1.5 3/8” BSPP 110 mm 17

Right Hand Metric Male – Axial RA08-1502-04R

Left Hand Metric Male – Axial RA08-1502-05L

£704.10 £477.08

£704.10 £477.08

M16 x 1.5 1/4” BSPP 108 mm 17 M16 x 1.5 3/8” BSPP 125 mm 17

M16 x 1.5 1/4” BSPP 108 mm 17 M16 x 1.5 3/8” BSPP 125 mm 17

RA10-1702-04R

RA10-1702-05L

New

New

High Speed Unions for Coolant, Dry Run, Air, MQL Right Hand Metric Male – Radial Part Number Thread Inlet

High Speed Unions for Coolant, Dry Run, Air, MQL Left Hand Metric Male – Radial Part Number Thread Inlet

1500

1500

Length Hex A/F Price

Length Hex A/F Price

RA08-1520-04R RA10-1720-04R

£704.10 £477.08

RA08-1520-05L RA10-1720-05L

£704.10 £477.08

M16 x 1.5 1/4” BSPP 91 mm 17 M16 x 1.5 3/8” BSPP 110 mm 17

M16 x 1.5 1/4” BSPP 91 mm 17 M16 x 1.5 3/8” BSPP 110 mm 17

Right Hand Metric Male – Axial RA08-1522-04R

Left Hand Metric Male – Axial RA08-1522-05L

£704.10 £477.08

£704.10 £477.08

M16 x 1.5 1/4” BSPP 108 mm 17 M16 x 1.5 3/8” BSPP 125 mm 17

M16 x 1.5 1/4” BSPP 108 mm 17 M16 x 1.5 3/8” BSPP 125 mm 17

RA10-1722-04R

RA10-1722-05L

4.94