VB50M series

Specifications

1. Recommended Lifting Maximum Force

Diameter	Volume	Lifting Force (↑), Kg
(mm)	(cm³)	-20 kPa	-60 kPa	-90 kPa
53	32.0	3.20	7.90	10.50

2. Weight

Part Number	Description	Weight (g)
VB50M-N	Single-bellows cup, w/Long neck, 50 mm, Nitrile	28.17
VB50M-S	Single-bellows cup, w/Long neck, 50 mm, Silicone	24.25
VB50M-WS	Single-bellows cup, w/Long neck, 50 mm, White silicone	24.03
VB50M-WS(FDA)	Single-bellows cup, w/Long neck, 50 mm, White silicone (FDA)	24.03
VB50M-HS	Single-bellows cup, w/Long neck, 50 mm, High-temp silicone	24.28
VB50M-CS	Single-bellows cup, w/Long neck, 50 mm, Conductive	24.30
VB50M-U	Single-bellows cup, w/Long neck, 50 mm, Urethane	27.36
VB50M-A	Single-bellows cup, w/Long neck, 50 mm, Mark free	32.76
VB50M-PU	Single-bellows cup, w/Long neck, 50 mm, Polyurethane	25.57
VTFE-B50	Disc filter, Polyethylene	1.64

3. Material Specifications

Material	Hardness Shore (°)	Color	Temperature (℃)
NBR	60	Black	-20 ~ 110
Silicone	55	Red	-70 ~ 200
White Silicone	55	Translucent White	-70 ~ 200
White Silicone (FDA)	55	Translucent White	-70 ~ 200
High Temp. Silicone	50	Blue	-70 ~ 280
Conductive Material	70	Smoky Black	-45 ~ 90
Urethane	60	Dark Green	0 ~ 100
Mark Free	75	Black	-10 ~ 100
Polyurethane	60	Translucent Orange	0 ~ 60

4. 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
High Temp. Silicone	Good	Poor	Excellent	Good	Poor
Conductive Silicone	Good	Poor	Excellent	Good	Poor
Urethane	Excellent	Excellent	Excellent	Fair	Poor
Mark Free	Good	Excellent	Excellent	Good	Excellent
Polyurethane	Excellent	Excellent	Excellent	Fair	Fair