GRG – Grinder

The Grey series updates the offering with efficient, reliable products, while also rationalising the range. The Grey project features completely redesigned hydraulics and motors, to guarantee high performance, low consumption and outstanding versatility.

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Product Description

The Grey series updates the offering with efficient, reliable products, while also rationalising the range.

The Grey project features completely redesigned hydraulics and motors, to guarantee high performance, low consumption and outstanding versatility.

This means clearer choices for end users selecting their products, and more efficient industrialisation. And greater efficiency means even better reliability and lower costs, all benefiting customers.

Models available in IECEx GREY II 2G Ex db h IIB T4 Gb certified version.

Max operating temperature40°C
pH of treated liquid6 ÷ 14
Viscosity of treated liquid1 mm²/s
Max immersion depth20 m
Density of treated fluid1.1 Kg/dm³
Max acoustic pressure<70 dB
Max starts per hour20 [<10 kW] / 15 [>10kW]
Motor casing Cast iron GJL-250
ImpellerCast iron GJL-250 [GJL-600 for CTG]
Mechanical sealsTwo in silicon carbide (2SiC)
Nuts and boltsStainless steel – Class A2-70
Standard gasketsNBR
Drive shaftAISI 431 stainless steel
Cutting knifeChromium steel [GRG] / GJL-600 [CTG]
PaintingBicomponent epoxy paint with high resistance to corrosion