Foams – and in what way they stand out

The material base of all Leidel & Kracht products is foam plastic. Due to a material independence a big range of materials is available for us. Therefore any other material can be used which profits in combination with foam.

Extruded foams (cured)

Delivery form: block, panel, spool

PE
    • Polyethylene
    • Volumetric weight from 24 kg/m³ to 115 kg/m³
    • Compressive strength at 50% from 100 kPa to 900 kPa
    • Compression set at 50% from 5% to 27%
    • Temperature resistance from -70°C to 90° C

The characteristic properties include for instance:

    • From soft and flexible to hard and stiff, light, heat insulating, good resistance to weather, thermally formable, good chemical resistance, close-celled
PP
    • Polypropylene
    • Volumetric weight from 50 kg/m³ to 250 kg/m³
    • Compressive strength at 50% from 120 MPa to 1100 MPa
    • Compression set at 50% from 8 % to 35 %
    • Temperature resistance from -40° C to 120° C

The characteristic properties include for instance :

    • From soft and flexible to hard and stiff, light, heat insulating , good resistance to weather, thermally formable, good chemical resistance, relatively high temperature resistance, good impact absorption, close-celled
PA
    • Polyamide
    • Volumetric weight from 30 kg/m³ to 50 kg/m³
    • Compressive strength at 50% from 150 kPa to 400 kPa
    • Compression set at 25% from 8.5 % to 13 %
    • Temperature resistance up to 200° C

The characteristic properties include for instance:

    • High temperature resistance, light, high chemical resistance, heat-insulating, close-celled
PVDF
    • Fluoropolymer foam
    • Volumetric weight from 30 kg/m³ to 75 kg/m³
    • Compressive strength at 50% from 50 kPa to 350 kPa
    • Compression set at 50% from 7 % to 13 %
    • Temperature resistance up to 160° C

The characteristic properties include for instance:

    • High temperature resistance, light, weatherproof, close-celled, low flammability (UL94 V0)
PI
    • Polyimide
    • Volumetric weight from 30 kg/m³ to 110 kg/m³
    • Compressive strength from 0.4 MPa to 3.0 MPa
    • Temperature resistance up to 130° C

The characteristic properties include for instance:

    • Light, stiff, hard, high temperature resistance, open-celled

Extruded foams (not cured)

Delivery form: Spool

PE
    • Polyethylene
    • Volumetric weight from 24 kg/m³ to 115 kg/m³
    • Compressive strength at 50% from 100 kPa to 900 kPa
    • Compression set at 50% from 5% to 27%
    • Temperature resistance from -70°C to 90° C

The characteristic properties include for instance:

    • From soft and flexible to hard and stiff, light, heat-insulating, good resistance to weather, thermally formable, good chemical resistance, close-celled
PP
    • Polypropylene
    • Volumetric weight from 50 kg/m³ to 250 kg/m³
    • Compressive strength at 50% from 120 MPa to 1100 MPa
    • Compression set at 50% from 8 % to 35 %
    • Temperature resistance from -40° C to 120° C

The characteristic properties include for instance:

    • From soft and flexible to hard and stiff, light, heat-insulating, good resistance to weather, thermally formable, good chemical resistance, relatively high temperature resistance, good impact absorption, close-celled
    • PUR-Block

PUR-Block

Delivery form: block

PUR-T
    • Polyurethane-Ether
    • Volumetric weight from 18 kg/m³ to 80 kg/m³
    • Compressive strength from 2 kPa to 14 kPa

The characteristic properties include for instance:

    • Highly elastic, very good resilience, good hydrolyse resistance, open-celled
PUR visco elastic
    • Polyurethane – visco elastic
    • Volumetric weight from 60 kg/m³ to 80 kg/m³
    • Compressive strength from 2 kPa to 14 kPa

The characteristic properties include for instance:

    • Visco elastic, open-celled

Particle foam

Delivery form: preform, block

EPS
    • Polystyrene particle foam
    • Volumetric weight from 30 kg/m³ to 200 kg/m³

The characteristic properties include for instance

    • Hard, stiff, impact absorbent
EPE
    • Polyethylene particle foam
    • Volumetric weight from 30 kg/m³ to 80 kg/m³

The characteristic properties include for instance:

    • Light, flexible, good shock absorption
EPP
    • Polypropylene particle foam
    • Volumetric weight from 30 kg/m³ to 80 kg/m³

The characteristic properties include for instance:

    • Light, good shock absorption, higher temperature resistance

Combination material and components

Foam with other combinations
      • woods
      • hard foils
      • elastic foils
      • textiles
      • textile reinforcing PU-foils
      • different kinds of foam
      • plastics
      • metals
      • composite materials
      • carbon fibre
Materials which can be integrated into foam
      • Connecting elements
      • Terminal elements
      • Electric and electronic components
      • Construction parts made of plastic
      • Construction parts made of metal