Pneumatic Actuator

MBL Series Miniature Pneumatic Cylinder | High-Performance Compact Actuator

MBL series mini cylinder designed for reliable performance in compact pneumatic systems. Ideal for automation equipment and industrial applications.

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Description

The MBL Series miniature cylinder is engineered for precise pneumatic actuation in constrained spaces. Manufactured with an extruded aluminum barrel and a riveted construction connecting end covers for enhanced durability, this series offers bore sizes ranging from 20mm to 63mm. It supports single-acting and double-acting functions, with or without cushions, and includes models with adjustable strokes and magnetic piston detection. The MBL Series is especially valued for compact size, grease retention piston seals, and multiple mounting configurations that simplify installation and maintenance.

Main Features

Bore sizes: 20, 25, 32, 40, 50, 63 mm
Double and single acting types available, with optional cushioning
Riveted connection between cylinder tube and covers for strength
Piston with heterogeneous two-way seal for compactness and grease retention
Adjustable stroke cylinder options for flexible applications
Magnetic piston options for proximity sensing
Operating pressure range: 0.15 to 1.0 MPa (double acting), 0.2 to 1.0 MPa (single acting)
Operating temperature: -20°C to 70°C
Speed range: Double acting 30-800 mm/s, Single acting 50-800 mm/s
Mounting accessories and several back cover types for installation versatility

Product Advantages

Compact design with high durability due to aluminum alloy construction
Excellent sealing extends service life and reduces maintenance needs
Adjustable cushioning reduces noise and vibration, improving work environment
Magnetic options enable automation and control system integration
Wide range of bore sizes and strokes covers diverse industrial requirements
Multiple mounting solutions simplify installation in various pneumatic systems

Bore size(mm)		20	25	32	40	50	63
Acting type	MSBL/MTBL	Single acting				–
	MBL/MBLD/MBLJ	Double acting
	MBLC/MBLCD/MBLCJ	Double acting with cushion
Fluid		Air (to be filtered by 40 u m filter element)
Operating pressure	Double acting	0.15-1.0MPa(22-145psi)(1.5-10.0bar)
	Single acting	0.2-1.0MPa(28-145psi)(2.0-10.0bar)
Proof pressure		1.5MPa(215psil)(15bar)
Temperature℃		-20-70℃
Speed range mm/s		Double acting: 30~800 Single acting: 50~800
Stroke tolerance
Cushion type		MBLC、MBLCD、MBLCJ:Adjustable cushion; Others: Bumper
Port size		1/8″				1/4″

Bore size/Item	A		AB	AC	AD	AF	B	C	D	DA	M	MA	MB
Back cover	CA	U	AB	AC	AD	AF	B	C	D	DA	M	MA	MB
20	131	110	40	70	15.5	102	27	16	8	26	M22*1.5	14	21
25	135	114	44	70	15.5	105	30	16	10	30	M22*1.5	14	21
32	141	114	44	70	15.5	108	37	16	12	28	M24*2.0	16	27
40	165	138	46	92	22	130.5	45	20	16	30	M30*2.0	16	27
50	173	146	54	92	22	138	55	20	16	32	M36*2.0	22	27
63	173	146	54	92	22	138	68	20	16	32	M36*2.0	22	27

Bore size/Item	E	EA	EB	F	FA	G	GA	H	P	K	KA	PA
20	M8*1.25	20	18.5	12	6	29	7	6	1/8″	8	9	7.5
25	M10*1.25	21	19.5	17	6	29	7	8	1/8″	8	9	7.5
32	M10*1.25	21	19.5	17	6	32	8	10	1/8″	10	12	7.5
40	M12*1.25	22.5	21	17	7	41	8	14	1/4“	12	12	11
50	M14*1.5	24	22.5	19	8	46	11	14	1/4“	12	11	11
63	M14*1.5	24	22.5	19	8	46	11	14	1/4“	12	11	11

Installation Steps and Maintenance

Select correct cylinder size and stroke based on application requirements.
Use correct mounting accessories matching cylinder type and application.
Connect pneumatic ports with filtered clean air (40μm filtration recommended).
Adjust cushioning as needed to minimize impact noise and prolong cylinder life.
Regularly inspect seals and piston operation; lubricate piston seals if necessary.
Keep cylinder surfaces clean and avoid exposure to corrosive substances.
Monitor magnetic sensor connections if applicable for automation functionality.

Detailed Applications

The MBL Series miniature pneumatic cylinders are widely used in industries such as electronics manufacturing, automation equipment, packaging machinery, automotive assembly lines, food processing, and small machinery actuation. Their compact size and precise stroke control make them ideal for tight spaces and precise motion applications. The magnetic sensor models enable position detection for automated processes, enhancing control accuracy and operational efficiency.