RLMD Standard Double Section Small Metal Diaphragm Coupling

The RLMD standard double section small metal diaphragm coupling is suitable for various industrial process pumps and small torque working occasions with a working speed not exceeding 5000rpm.

Model	D	D1	D3	d1	d2	L	F	Maximum Allowable Speed	Nominal Torque	Maximum Instantaneous Torque	Peak Torque
Model	(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	(mm)	n max（r/min）	T(N.m)	Tmax(N.m)	Tmax(N.m)
RLMD80-4	80	42	42	19~28	19~28	25~50	100-140	4000	40.5	310	140
RLMD92-4	92	54	73	19~38	19~38	25~50	100-140-180		67	420	200
RLMD102-4	102	61	60	19~42	19~42	28~70	100-140-180		150	750	400
RLMD120-4	120	78	78	24~55	24~55	35~80	100-140-180-200		205	1495	630
RLMD130-4	130	88	86	24~60	24~60	35~80	100-140-180-200		410	1780	1000
RLMD145-4	145	98	97	42~70	42~70	35~80	140--180-200-250		950	3150	2000
RLMD178-4	178	114	113	42~75	42~75	70~90	180--200-250		1450	5500	3550
RLMD195-4	195	126	147	42~90	42~90	80~100	180-200-250-280-300		2100	10050	6300
Model	Mass Point G	Angular Deviation	Axial Deviation	Intermediate Joint Sleeve H	Intermediate Sleeve Quality	Intermediate Sleeve Rotational Inertia	Intermediate Sleeve Torsional Stiffness	Quality	Torsional Stiffness	Rotational Inertia	Angular Stiffness	Axial Force
Model	(mm)	(±△º)	(±△mm)	min(mm)	kg/m	Jh（Kg.m²)	Ct10E6(N.m/rad)	(Kg)	Ct10E6(N.m/rad)	J（Kg.m²)	N.m/deg	N
RLMD80-4	38.1	1°	2	100	4.05	0.0014	0.014	2.97	0.021	0.00152	15.4	185
RLMD92-4	49.7		2.5	140	4.72	0.0022	0.022	3.35	0.024	0.00283	19.4	215
RLMD102-4	66.4		2.8	180	5.72	0.0038	0.039	6.4	0.034	0.052	22.9	315
RLMD120-4	66.8		3.4	200	8.61	0.0087	0.089	9.7	0.035	0.122	15	290
RLMD130-4	80		3.9	200	9.97	0.0135	0.138	12.2	0.055	0.0197	20.5	515
RLMD145-4	84.2		4.0	250	11.2	0.0191	0.195	17.5	0.086	0.0363	25.2	700
RLMD178-4	84.6		5.9	250	13.8	0.0.56	0.362	28.5	0.209	0.0815	37.9	1630
RLMD195-4	106.1		6.4	300	13.8	0.0356	0.362	32.7	0.29	0.1439	44.8	2150

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