Page 72 - Schmalz - Vacuum Components

3_Kap_Sauggreifer_EN_2016 18.02.16 09:44 Seite 72
PA01019111_inh_EN.pdf
Vacuum Suction Cups
Material of the Suction Cup
PA01019111_inh_EN.pdf PA01019111_inh_EN.pdf

Schmalz - The Company Material Overview NBR NBR-AS SI (SI-HD) SI-AS NK HT1

Abbreviation
Chemical designation / Nitrile caoutchuc Silicone caoutchuc Natural High
rubber
trade name
(AS = antistatic)
(AS = antistatic)
temperature
Vacuum Knowledge Description material
Color / coding black, gray, black with nature (trans- black with gray, light blue
blue, light blue
blue dot
brown
red dot
lucid), green
Vacuum Suction Cups General weathering resistance
Ozone resistance
Special Grippers Oil resistance
Fuel resistance
Alcohol resistance,
Vacuum Grip- ping Systems Chemical resistance ethanol 96%

Solvents resistance

General resistance to acids
Mounting Elements Bases resistance

Steam resistance
Vacuum Generators Wear resistance ()

Resistance to
permanent deformation
Valve Technology Mechanical characteristics Tensile strength – 10 to 10 6 1) – 10 to 10 6 1) – –
Specific resistance
3
3
in [Ω x cm]
Switches and Monitoring Shore hardness to DIN ISO 7619 40 to 80 ± 5 55 ± 5 40 to 70 ± 5 2) 55 ± 5 35 to 55 ± 5 -25° to +170°
60 ± 5
(65 ± 5)
-35° to +120°
-30° to +120°
-35° to +220°
-40° to +220°
-30° to +120°
Short-term in °C (< 30 sec.)
Filters and Connections Tempera- ture resis- tance 3) Longer-term in °C -10° to +70° -10° to +70° -30° to +180° -20° to +180° -25° to +80° -10° to +140°
Target industry
Packaging,
Packaging
Plastics,
Wood,
Universal
(Universal),
Glass
Packaging
Electronics
Electronics
Further characteristics Leaving few marks P
Services Food grade according to P
CFR 21 §177.2600 FDA
impairment substances)
Contact Absence of PWIS (paint-wetting NBR-60, NBR-45 on request ( ) on request on request P
on request
Cleanroom suitability
1)
Depending on size and geometry
2) After-bake of silicone 4 h/200 °C = ~+5 Shore A
Index of Products 3) Approximate value: depends on ambient temperature, application force, recovery time and wall thickness of suction cup
Excellent Very good Good Poor to satisfactory
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PA01019111_inh_EN.pdf