Protection Caps
GPN 1000


Protection Caps
GPN 1000
- cover threads
- protect bolts and nuts against corrosion
- prevent the use of spanners (due to cylindrical base)
- substitute for cap nuts
- material: LD-Polyethylene
- colour: black, grey
Additional dimensions, heat resistant types and custom versions on request
GPN 1010

Snap-on Caps
GPN 1010
- for hexagonal nuts
- the circumferential clamping rim
snap-fits under the nut - it provide effective protection against contamination, damage, corrosion,
chemical attack and injury - material: LD-Polyethylene
- colour: black
Additional dimensions, heat resistant types and custom versions on request

GPN 1050

Snap-on Caps
GPN 1050
- for hose ends with union nut and hexagonal nut
- effective protection against contamination, damage,
corrosion and injury - material: LD-Polyethylene
- colour: black
Additional dimensions, heat resistant types and custom versions on request

Materials and Colours
Material Characteristics
- prevent damage and contamination during transport, storage and manufacturing
- made from LD-PE and LLD-PE
- both are hydrocarbon compounds - recyclable, ground water natural and suitable for thermal utilization
- for special load or exposure requirements, wether mechanical, thermal or chemical
- other materials on request
Type of plastik | Designation | Hardness |
---|---|---|
DD-PE | Polyethylene, low density | soft / elastic |
LLD-PE | Polyethylene, linear low density | soft / elastic |
Special Colours
- for custom made products, additional colours are available.
Colour deviations due to technical reasons are expressly reserved
as such differences are inevitable due to variations in pigments and
plastic raw materials - please enquire about colours not listed
Colour | Note | Designation | ||
---|---|---|---|---|
sulphur yellow | signal colour | RAL 1016 | ||
pure orange | signal colour | RAL 2004 | ||
fired red | signal colour | RAL 3000 | ||
light blue | RAL 5012 | |||
emerald green | signal colour | RAL 6001 | ||
squirrel green | RAL 7000 | |||
blue grey | RAL 7031 | |||
fawn brown | RAL 8007 | |||
pure white | RAL 9010 | |||
jet black | RAL 9005 |
Chemical Resistance
• resistant ◊ conditionally resistant
Type of Plastik | Weak acids | Weak alcalis | Alcohol | Solvents | Fuels | Mineral oils | Grease / oil | Water, hot |
---|---|---|---|---|---|---|---|---|
LD-PE | • | • | • | ◊ | ◊ | ◊ | • | • |
LLD-PE | • | • | • | ◊ | ◊ | ◊ | • | • |
• material properties stated are based on information available from raw material suppliers
Chemical Characteristics
Type of Plastik | Short-time | Continu-ous | Continu-ous | Clear | Trans-parent | Opaque | DIN 16901 | DIN ISO 3302-1 |
---|---|---|---|---|---|---|---|---|
LD-PE | 80°C | 60°C | -40°C | • | • | • | • | - |
LLD-PE | 90°C | 70°C | -40°C | • | • | • | • | - |