MBU-Type Magic Cups

MBU-Type Lips

Available Size: 17~27 mm
Available Fold: 1.5~6 folds
Designed for Concaved surface objects

Category: MBU-Type / vacuum suction cups

Features & Strengths :

The VMECA Magic Cup is a configurable suction cup depending on vacuum applications. There are many options for Suction Lip size, cup material, and fittings. Especially it is very good at plastic bag opening applications.

The MBU lip is excellent in compensating the height difference for curved objects

Examples of use:

Concaved surface products

Plastic bags

Metal sheets

Plywood

1. Top-Bellows

Symbol	Description
B1.5	Top-Bellows, 1.5 folds
B2.5	Top-Bellows, 2.5 folds
B4.0	Top-Bellows, 1.5 folds + Middle Bellows, 2.5 folds
B5.0	Top-Bellows, 1.5 folds + Middle Bellows, 3.5 folds
B6.0	Top-Bellows, 2.5 folds + Middle Bellows, 3.5 folds

2. Top-Bellows Size

Symbol	Description
20	20mm Diameter, only for X25, X30-type Suction Lips

3. Suction Lip

Symbol	Description
MBU17	MBU-type Suction Lip, 17 mm Dia.
MBU23	MBU-type Suction Lip, 23 mm Dia.
MBU27	MBU-type Suction Lip, 27 mm Dia.

4. Lip Material

Symbol	Description
N6	Nitrile (NBR), 60° Hardness
S3	Silicone, 30° Hardness
S5	Silicone, 50° Hardness
W3	White Silicone, 30° Hardness
W5	White Silicone, 50° Hardness
W3(FDA)	White Silicone, 30° Hardness (FDA)
W5(FDA)	White Silicone, 50° Hardness (FDA)
U6	Urethane, 60° Hardness

5. Stopper

Symbol	Description
D	D-type

6. Disc Filter

Symbol	Description
Blank	No Vacuum Filter
F2	Vacuum Filter, 200 mesh

7. Fitting

Symbol	Description
18F	G1/8 Female
14F	G1/4 Female
18M	G1/8 Male
14M	G1/4 Male
38M	G3/8 Male

1. Recommended Lifting Maximum Force

Part Number	Volume	Lifting Force (↑), Kg
MBU-type	(cm³)	-20 kPa	-60 kPa	-90 kPa
B1.5/20-MBU17	1.92	0.39	0.57	0.67
B1.5/20-MBU23	2.49	0.52	0.79	0.91
B1.5/20-MBU27	3.10	0.55	0.94	1.05
B2.5/20-MBU17	4.03	0.39	0.57	0.67
B2.5/20-MBU23	4.60	0.52	0.79	0.91
B2.5/20-MBU27	5.21	0.55	0.94	1.05
B4.0/20-MBU17	3.76	0.39	0.57	0.67
B4.0/20-MBU23	4.33	0.52	0.79	0.91
B4.0/20-MBU27	4.94	0.55	0.94	1.05
B5.0/20-MBU17	4.92	0.39	0.57	0.67
B5.0/20-MBU23	5.49	0.52	0.79	0.91
B5.0/20-MBU27	6.10	0.55	0.94	1.05
B6.0/20-MBU17	7.01	0.39	0.57	0.67
B6.0/20-MBU23	7.58	0.52	0.79	0.91
B6.0/20-MBU27	8.19	0.55	0.94	1.05

2. Material Specifications

Material	Hardness Shore (°)	Color	Temperature (℃)
N6-NBR	60	Black	-20 ~ 110
S3-Silicone	30	Translucent White	-70 ~ 200
S5-Silicone	50	Red	-70 ~ 200
W3-White Silicone	30	Translucent White	-70 ~ 200
W5-White Silicone	50	Translucent White	-70 ~ 200
W3(FDA)-FDA White Silicone	30	Translucent White	-70 ~ 200
W5(FDA)-FDA White Silicone	50	Translucent White	-70 ~ 200
U6-Urethane	60	Dark Green	0 ~ 100

3. Material Resistance

Description	Wear Resistance	Oil	Weather/Ozone	Alcohol	Acid
NBR	Excellent	Excellent	Fair	Good	Fair
Silicone	Good	Poor	Excellent	Good	Poor
White Silicone	Good	Poor	Excellent	Good	Poor
Urethane	Excellent	Excellent	Excellent	Fair	Poor

B1.5, B4.0, B5.0 series

Part Number	φ A	ST	H*	B*
B1.5/20-MBU17	17	2.1	33.0	42.0
B1.5/20-MBU23	23	2.3	33.0	42.0
B1.5/20-MBU27	27	2.7	33.0	42.0
B4.0/20-MBU17	17	2.1	43.8	52.8
B4.0/20-MBU23	23	2.3	43.8	52.8
B4.0/20-MBU27	27	2.7	43.8	52.8
B5.0/20-MBU17	17	2.1	48.8	57.8
B5.0/20-MBU23	23	2.3	48.8	57.8
B5.0/20-MBU27	27	2.7	48.8	57.8

* Dimension “H” and “B”: Measured with 1/4 male fitting
– Available Fitting Size: 1/8″, 1/4″, 3/8″ Male & 1/8″, 1/4″ Female,

B2.5, B6.0 series

Part Number	φ A	ST	H*	B*
B2.5/20-MBU17	17	2.1	41.0	50.0
B2.5/20-MBU23	23	2.3	41.0	50.0
B2.5/20-MBU27	27	2.7	41.0	50.0
B6.0/20-MBU17	17	2.1	56.8	65.8
B6.0/20-MBU23	23	2.3	56.8	65.8
B6.0/20-MBU27	27	2.7	56.8	65.8

* Dimension “H” and “B”: Measured with 1/4 male fitting
– Available Fitting Size: 1/8″, 1/4″, 3/8″ Male & 1/8″, 1/4″ Female,

1. Top-Bellows

Part Number	Description
TB1.5/20	1.5 Folds for MBU17, MBU23-type Suction Lisps
TB2.5/20	2.5 Folds for MBU17, MBU23-type Suction Lisps

2. Middle-Bellows

Part Number	Description
MB2.5/20	2.5 Folds for MBU17, MBU23-type Suction Lips
MB3.5/20	3.5 Folds for MBU17, MBU23-type Suction Lips

3. Stoppers

Part Number	Description
MS20-D	D-type, for MBU17, MBU23-type Suction Lips

4. Vacuum Filters

Part Number	Description
VTFE20	Filter, 200 mesh, 20 mm Top & Middle Bellows

5. Suction Lips

Part Number	Description
MBU17-N6	MBU-type, 17 mm Dia., Nitrile(NBR), 60° Hardness
MBU23-N6	MBU-type, 23 mm Dia., Nitrile(NBR), 60° Hardness
MBU27-N6	MBU-type, 27 mm Dia., Nitrile(NBR), 60° Hardness
MBU17-S3	MBU-type, 17 mm Dia., Silicone, 30° Hardness
MBU23-S3	MBU-type, 23 mm Dia., Silicone, 30° Hardness
MBU27-S3	MBU-type, 27 mm Dia., Silicone, 30° Hardness
MBU17-S5	MBU-type, 17 mm Dia., Silicone, 50° Hardness
MBU23-S5	MBU-type, 23 mm Dia., Silicone, 50° Hardness
MBU27-S5	MBU-type, 27 mm Dia., Silicone, 50° Hardness
MBU17-W3	MBU-type, 17 mm Dia., White Silicone, 30° Hardness
MBU23-W3	MBU-type, 23 mm Dia., White Silicone, 30° Hardness
MBU27-W3	MBU-type, 27 mm Dia., White Silicone, 30° Hardness
MBU17-W5	MBU-type, 17 mm Dia., White Silicone, 50° Hardness
MBU23-W5	MBU-type, 23 mm Dia., White Silicone, 50° Hardness
MBU27-W5	MBU-type, 27 mm Dia., White Silicone, 50° Hardness
MBU17-W3(FDA)	MBU-type, 17 mm Dia., White Silicone, 30° Hardness (FDA)
MBU23-W3(FDA)	MBU-type, 23 mm Dia., White Silicone, 30° Hardness (FDA)
MBU27-W3(FDA)	MBU-type, 27 mm Dia., White Silicone, 30° Hardness (FDA)
MBU17-W5(FDA)	MBU-type, 17 mm Dia., White Silicone, 50° Hardness (FDA)
MBU23-W5(FDA)	MBU-type, 23 mm Dia., White Silicone, 50° Hardness (FDA)
MBU27-W5(FDA)	MBU-type, 27 mm Dia., White Silicone, 50° Hardness (FDA)
MBU17-U6	MBU-type, 17 mm Dia., Urethane, 60° Hardness
MBU23-U6	MBU-type, 23 mm Dia., Urethane, 60° Hardness
MBU27-U6	MBU-type, 27 mm Dia., Urethane, 60° Hardness

6. Fittings

Part Number	Description
350-003-1101	G1/8 Female, for 20 mm Top & Middle Bellows
350-003-1501	G1/4 Female, for 20 mm Top & Middle Bellows
350-003-1201	G1/8 Male, for 20 mm Top & Middle Bellows
350-003-1301	G1/4 Male, for 20 mm Top & Middle Bellows
350-003-1401	G3/8 Male, for 20 mm Top & Middle Bellows

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