Mortar pump CLB18

Overview
The CLB18 is a screw pump for self-levelling screeds designed by Bunker for modern floor layers. Theoretical output is 15 m³/h with a maximum pumpable grain size of 12 mm. Compact dimensions and a total weight under 750 kg allow safe towing on roads up to 120 km/h and easy on-site positioning.

Slogan
CLB18 — powerful and versatile

Key features

• Diesel Kubota 4‑cylinder engine compliant with EU STAGE V
• Engine slowdown system, radiator and hydraulic pump with variable flow to reduce fuel consumption and extend component life
• Screw pump type: 2 L8
• Maximum theoretical output: 15 m³/h
• Maximum theoretical pressure: 25 bar
• Maximum pumpable grain size: 12 mm
• Hopper capacity: 200 l
• Total weight: approx. 750 kg
• Gradual output control for precise pumping and spraying
• Automatic screw stop, emergency stop button, control levers with safety block, light diodes and sound alarms for operator safety
• Remote control with wired start/stop; wireless remote available on request
• Automatic decelerator reduces engine speed when pumping stops to save fuel and reduce noise

Applications

• Cement-based or anhydrite-based self-levelling floor screeds
• Mortar and filling mortars
• Lightweight concrete with polystyrene
• Self-compacting concrete
• Fluid fibre-reinforced concrete
• Wet sprayed concrete

Accessories (examples)

• Stator
• Rotor
• Steel spray gun for sprayed concrete
• Polyurethane spray gun for concrete
• Sponge balls for hose cleaning
• Compressor
• Tool box with essential spare parts
• Hoses (steel or rubber) and related accessories such as hose holder and discharge hopper

Technical Data
Diesel Kubota 4 cylinders engine: 18.5 kW
Screw pump: 2 L8
Maximum theoretical output: 15 m³/h
Maximum theoretical pressure: 25 bar
Maximum grain size: 12 mm
Horizontal pumping distance: up to 200 m*
Vertical pumping distance: up to 50 m*
Hopper capacity: 200 l
Air compressor: 400 l/min
CLB18 total weight: approx. 750 kg

*Depends on material, consistency and hose diameter.

Technical specifications

• Engine: Kubota diesel, 4 cylinders, EU STAGE V – 18.5 kW
• Pump type: Screw pump (2 L8)
• Maximum theoretical output: 15 m³/h
• Maximum theoretical pressure: 25 bar
• Maximum pumpable grain size: 12 mm
• Horizontal pumping distance: up to 200 m (depending on material and hoses)
• Vertical pumping distance: up to 50 m (depending on material and hoses)
• Hopper capacity: 200 liters
• Air compressor capacity: 400 l/min
• Total weight: approx. 750 kg
• Towing: compact dimensions and Alko tow bar for safe towing up to 120 km/h