Aluminum alloy bellows clamping coupling stainless steel-TIANNIU

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GRC Aluminum alloy bellows clamping coupling

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GRC Aluminum alloy bellows clamping coupling

>The material is aluminum alloy, and the middle bellows is made of stainless steel with excellent corrosion resistance >Laser welding is used between bellows and shaft sleeve, with zero rotation clearance, suitable for forward and reverse rotation >Bellows structure can effectively compensate radial, angular and axial deviation >Designed for servo motor stepper motor >Fastening method of clamping screw

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GRC Aluminum alloy bellows clamping coupling

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Product Detail

Features:

1. Bellows shaft coupling has no clearance and high sensitivity

2. High elasticity, better protection of equipment

3. Can absorb vibration, while compensating radial, angular and axial deviation ability

4. oil resistance, corrosion resistance

5. Torsional rigidity, clockwise and counterclockwise rotation characteristics are exactly the same

6. Often used in CNC machine tools, indexing plate and other industrial machinery

bellows couplings stainless steel flexible bellows coupling

model parameter	common bore diameter d1,d2	ΦD	L	L1	L2	L3	N	F	M	tightening screw torque (N.M)
GRC-16x27	4,5,6,6.35,7,8	16	27	7.5	2	8	13.5	3	M2.5	1
GRC-20x32	5,6,6.35,7,8,9,9.525,10	20	32	7.2	2.8	12	18	3.5	M3	1.5
GRC-22.5x34	5,6,6.35,7,8,9,9.525,10,11,12	22.5	34	8.05	2.8	12.3	20.2	4.5	M3	1.5
GRC-25x37	6,6.35,7,8,9,9,9.525,10,12	25	37	9.5	3	12	20.2	4.5	M3	1.5
GRC-32x42	8,9,9.525,10,11,12,12.7,14,15	32	42	8	4	18	27.2	5.5	M4	2.5
GRC-40x55	8,9,9.525,10,11,12,12.7,14,15,16,17,18,19,20	40	55	11.5	6	20	34.5	6.5	M5	7
GRC-55x72	10,11,12,12.7,14,15,16,17,18,19,20,22,24,25	55	72	16.5	6	27	51.9	10	M6	12
GRC-65x81	10,11,12,12.7,14,15,16,17,18,19,20,22,24,25,28,30,32,35,38	65	81	19.5	7	28	60.5	10.5	M6	12

model parameter	Rated torque (N.M)*	allowable eccentricity (mm)*	allowable deflection angle (°)*	allowable axial deviation (mm)*	maximum speed rpm	static torsional stiffness (N.M/rad)	moment of inertia (Kg.M²)	Material of shaft sleeve	surface treatment	weight （g）
GRC-16x27	0.8	0.1	1.5	+ 0.4 -1.2	9400	150	8.0x10^-7	High strength aluminum alloy	Anodizing treatment	8
GRC-20x32	1.5	0.15	2	+ 0.6 -1.8	7600	220	2.2x10^-6			13
GRC-22.5x34	1.8	0.15	2	+ 0.6 -1.8	6000	300	6.5x10^-6			22
GRC-25x37	2.0	0.15	2	+ 0.8 -1.8	6100	330	6.9x10^-6			30
GRC-32x42	2.5	0.2	2	+ 0.8 -2.5	4700	490	2.1x10^-5			53
GRC-40x55	6.4	0.2	2	+ 0.8 -2.5	4200	530	2.3x10^-5			97
GRC-55x72	12	0.2	2	+ 0.8 -2.5	3900	860	3.7x10^-5			200
GRC-65x81	18	0.2	2	+ 0.7 -2.5	3500	900	3.6x10^-5			380