Walvoil SD18 – High-Flow Monoblock Valve

Description

Key Features of the Walvoil SD18 Monoblock Control Valve

Compact, heavy-duty monoblock construction

150 LPM flow rate for high-flow applications

250 BAR maximum pressure

3/4″ BSPP ports

Single or Twin spool arrangements available

Air actuation with manual lever override

High-pressure carry-over capability

Technical Specifications – Walvoil SD18 Monoblock Hydraulic Valve

Nominal Flow Rating: 150–160 L/min

Maximum Operating Pressure: 250 BAR (3620 PSI)

Port Sizes: 3/4″ BSPP (P and C), G1 (T port)

Back Pressure on Outlet (T): 25 BAR (360 PSI)

Leakage Rate: 4 cm³/min at 100 BAR (40°C)

Fluid Compatibility: Mineral oil, with NBR or Viton seals

Temperature Range: -20°C to +100°C (depending on seals)

Mounting: Any position, flat surface recommended

Ordering Codes – Walvoil SD18 Monoblock Valves

The SD18 Walvoil Monoblock Hydraulic Valve can be configured for a wide range of applications.

Body Kits:

1-P (1 section) – Code: 5KC1713000

2-P (2 sections) – Code: 5KC1723000

3-P (3 sections) – Code: 5KC1743000

4-P (4 sections) – Code: 5KC1763000

5-P (5 sections) – Code: 5KC1783000

6-P (6 sections) – Code: 5KC1803000

Circuit Options:

Double acting, A & B closed in neutral

Double acting, A & B open to tank in neutral

Single acting (A or B), with plug options

Double acting with float function

Double acting with regenerative function

Spool Positioners:

Spring return to neutral

Detent in multiple positions

Electro-hydraulic and electro-pneumatic actuation kits

Applications of the Walvoil SD18 Monoblock Directional Control Valve

The Walvoil Monoblock Directional Control Valve SD18 is widely used in:

Agricultural machinery (boom mowers, side tippers)

Waste management vehicles (waste compactors)

Drainage and industrial hydraulic systems

High-flow applications requiring hydraulic monoblock directional control valves

Why Choose the Walvoil SD18 Hydraulic Monoblock Control Valve?

Rugged design for high-pressure, high-flow conditions

Versatile circuit configurations for multiple hydraulic applications

Compact monoblock build reduces space and installation complexity

Trusted Walvoil engineering ensures long service life