RB Series Hammers

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High Gas Type - Ramtec RB Series, in the full range of hydraulic breakers, has an exceptionally powerful impact force, which significantly enhances the efficiency of construction machinery equipment.

1. Premium materials are used to manufacture the front head, cylinder, and back head to power cell, and appropriate heat treatment processes are matched to ensure superior performance and long service life during use.

2. The simple design ensures unobstructed hydraulic circuits and requires less hydraulic oil flow, thereby achieving higher efficiency at lower fuel consumption.

3. The spare parts are designed for easy replacement, and a large number of parts are available on the market for easy purchase, saving time and cost for maintenance.

Metric

RB1~6

Description	Unit	RB1	RB2	RB3	RB5	RB6
Operation weight	kg	78	97	158	180	275
Required oil flow	l/min	25-50	25-50	25-50	30-60	40-70
Operation pressure	kg/cm²	90-120	90-120	90-120	100-130	110-140
Impact rate	bpm	800-1400	700-1200	450-950	450-900	460-860
Tool diameter	mm	40	45	53	60	68
Impact power	J	240	280	350	400	600
Carrier weight	ton	0.8-2.5	1.2-3	3-4	5-6	6-7

RB8~20

Description	Unit	RB8	RB10	RB15	RB18	RB20
Operation weight	kg	341	510	779	1366	1658
Required oil flow	l/min	50-90	60-100	80-110	150-170	150-170
Operation pressure	kg/cm²	120-150	130-160	150-170	160-180	160-180
Impact rate	bpm	400-800	400-800	380-700	380-750	350-750
Tool diameter	mm	75	85	100	125	135
Impact power	J	800	1200	2100	2600	3500
Carrier weight	ton	7-9	9-13	12-15	16-19	18-20

RB22~30

Description	Unit	RB22	RB22A	RB26	RB28	RB30
Operation weight	kg	1809	1819	1989	2144	2577
Required oil flow	l/min	160-180	160-180	130-150	150-210	180-220
Operation pressure	kg/cm²	160-180	160-180	190-210	190-210	200-220
Impact rate	bpm	280-450	280-450	400-600	300-450	200-350
Tool diameter	mm	140	140	142	150	155
Impact power	J	3700	3850	4100	4900	5700
Carrier weight	ton	20-22	20-22	22-24	25-30	30-33

RB35~45

Description	Unit	RB35	RB35F	RB40	RB40P	RB45
Operation weight	kg	2751	3295	4136	4350	4225
Required oil flow	l/min	180-220	190-230	200-240	200-240	200-240
Operation pressure	kg/cm²	210-240	210-240	220-270	220-270	220-270
Impact rate	bpm	180-300	180-300	150-210	150-210	150-210
Tool diameter	mm	165	165	175	175	180
Impact power	J	6800	9000	11000	12000	13000
Carrier weight	ton	30-36	35-40	35-40	36-42	38-42

Imperial

RB1~6

Description	Unit	RB1	RB2	RB3	RB5	RB6
Operation weight	lb	172	214	348	397	606
Required oil flow	gal/min	6.6-13	6.6-13	6.6-13	8-16	11-18
Operation pressure	psi	1305-1740	1305-1740	1305-1740	1450-1886	1595-2030
Impact rate	bpm	800-1400	700-1200	450-950	450-900	460-860
Tool diameter	inch	1.57	1.77	2.09	2.36	2.68
Impact power	J	240	280	350	400	600
Carrier weight	lb	1764-5512	2646-6614	6614-8818	11023-13228	13228-15432

RB8~20

Description	Unit	RB8	RB10	RB15	RB18	RB20
Operation weight	lb	752	1124	1717	3012	3655
Required oil flow	gal/min	13-24	16-26	21-29	40-45	40-45
Operation pressure	psi	1740-2176	1885-2320	2176-2466	2320-2610	2320-2610
Impact rate	bpm	400-800	400-800	380-700	380-750	350-750
Tool diameter	inch	2.95	3.35	3.94	4.92	5.31
Impact power	J	800	1200	2100	2600	3500
Carrier weight	lb	15432-19842	15432-28660	26455-33069	35274-41888	39683-44092

RB22~30

Description	Unit	RB22	RB22A	RB26	RB28	RB30
Operation weight	lb	3988	4010	4385	4727	5681
Required oil flow	gal/min	42-48	42-48	34-40	40-55	48-58
Operation pressure	psi	2320-2610	2320-2610	2756-3046	2756-3046	2901-3191
Impact rate	bpm	280-450	280-450	400-600	300-450	200-350
Tool diameter	inch	5.51	5.51	5.59	5.91	6.1
Impact power	J	3700	3850	4100	4900	5700
Carrier weight	lb	44092-48502	44092-48502	48502-52911	55116-66139	66139-72753

RB35~45

Description	Unit	RB35	RB35F	RB40	RB40P	RB45
Operation weight	lb	6065	7264	9118	9590	9315
Required oil flow	gal/min	48-58	50-61	53-63	53-63	53-63
Operation pressure	psi	3046-3481	3046-3481	3191-3916	3191-3916	3191-3916
Impact rate	bpm	180-300	180-300	150-210	150-210	150-210
Tool diameter	inch	6.5	6.5	6.89	6.89	7.09
Impact power	J	6800	9000	11000	12000	13000
Carrier weight	lb	66139-79366	77162-88185	77162-88185	79366-92594	83776-92594

A hydraulic concrete hammer is a high performance demolition attachment commonly used with excavators and other construction machinery. Powered by a hydraulic system, it generates strong and consistent impact energy to break concrete, asphalt, and rock efficiently. Compared with pneumatic or electric tools, hydraulic concrete hammers provide better control, higher productivity, and lower noise levels. They are widely applied in road construction, building demolition, mining, and infrastructure maintenance. With robust housing, wear resistant components, and reduced vibration design, hydraulic concrete hammers ensure long service life and improved operator comfort.

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