KRD range

KEMROC rotary drum cutters – proven concepts made better

Rotary drum cutters with direct drive for excavators from 0.5 to 50 t

Demolition using long arm excavators
Ground stabilisation
Renovating concrete
Also used for trenching and pipeline work, profiling, mining soft minerals, underwater excavations, tunnelling and shaft sinking

Compare ranges

	KRD 15	KRD 18	KRD 30	KRD 45	KRD 70	KRD 100	KRD 120	KRD 150	KRD 165
Recommended excavator weight	0.5 – 2 t	2 – 4 t	5 – 8 t	9 – 16 t	17 – 25 t	20 – 40 t	25 – 40 t	30 – 40 t	35 – 50 t
Rated power	15 kW	18 kW	30 kW	45 kW	70 kW	110 kW	120 kW	120 kW	160 kW
Drum cutter length (A)	511 mm	511 mm	632 mm	670 mm	951 mm	1,070 mm	1,070 mm	1,070 mm	1,072 mm
Cutter head width (B)	500 mm	500 mm	650 mm	743 mm	946 mm	1,000 mm	1,000 mm	1,000 mm	1,260 mm
Cutter drum diameter (C)	300 mm	300 mm	370 mm	447 mm	612 mm	730 mm	730 mm	730 mm	720 mm
Maximum torque at 380 bar	950 Nm	2,500 Nm	4,412 Nm	7,543 Nm	16,300 Nm	20,200 Nm	25,400 Nm	30,300 Nm	43,000 Nm
Maximum cutting force at 380 bar	6,333 N	16,667 N	23,849 N	33,749 N	53,268 N	55,342 N	69,589 N	83,014 N	119,444 N
Recommended rotation speed	100 rpm	100 rpm	100 rpm	90 rpm	75 rpm	75 rpm	75 rpm	75 rpm	65 rpm
Recommended oil flow	15 – 25 l/min	25 – 40 l/min	50 – 80 l/min	90 – 120 l/min	150 – 200 l/min	220 – 300 l/min	250 – 320 l/min	280 – 350 l/min	300 – 390 l/min
Maximum oil flow at 10 bar	40 l/min	60 l/min	90 l/min	130 l/min	230 l/min	350 l/min	350 l/min	350 l/min	400 l/min
Maximum hydraulic pressure	400 bar	400 bar	400 bar	400 bar	400 bar	400 bar	400 bar	400 bar	400 bar
Weight	135 kg	135 kg	250 kg	380 kg	850 kg	1,500 kg	1,500 kg	1,500 kg	2,020 kg
Number of picks	66 pcs	66 pcs	56 pcs	46 pcs	40 pcs	44 pcs	44 pcs	44 pcs	58 pcs
Standard pick	16/29/25/14 C	16/29/25/14 C	16/46/38/20 C	12/45/38/22 HC	17/75/70/30 Q	17/75/70/30 Q	17/75/70/30 Q	17/75/70/30 Q	19/75/70/30 Q
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KEMROC Spezialmaschinen GmbH

Production and Service
Ahornstraße 6
36469 Hämbach
Germany

Phone +49 3695 850 2550
Fax +49 3695 850 2579

revolution of cutting