Technical solutions for the durable development


In the field of nonwovens, LAROCHE offers very accurate opening and blending lines. LAROCHE has developed since the nineties airlaying machines too producing at low cost first quality felts for furniture, automotive, insulation and other applications.

Opening & blending lines

Opening and blending lines are designed to supply a consistent and intimate blend of opened fibers to web-forming equipment.
Reliable, accurate and intimate blends are archieved for nonwoven processes.

Bales tipper "BB"

For easy unwrapping and loading of complete bales into bale opener.

Working width: 1600 - 2000 - 3000 - 4000 mm

Weighing bales opener "CHP"

With weigh pan mounted on load cells. Self cleaning design. Weight control for high blending accuracy and high production capacity.

Working width: 1000 - 1600 - 2000 mm

Pre opener "PO"

For hight production gentle opening and blending

working width: 1000 – 1500 mm

Horizontal opener "OH"

With two feed rolls and full pinned cylinder for a more intensive opening action. Suitable for all types of fibers. This machine is fed by a conveyor.

Working width: 1000 - 1500 - 2000 mm

Vertical opener "OV"

With integrated chute feed, two feed rolls and full pinned cylinder. Suitable for all types of fibers.

Working width: 1000 - 1500 – 2000 mm

Horizontal opener "EXEL"

For very fine opening with feed dish and pinned or wired cylinder. Recommended for fine opening and intimate fiber blending for Airlaid products and for fine opening of fine denier fibers for nonwoven carding process.
Adjustable settings while running.
Option: cleaning device. Available with two or more sections for special applications (micro-fibres, bleached cotton, silk).


Working width: 1000 - 1500 – 2000 mm

Supermix blender "Smix"

Fiber reserve and blender.

Working width: 1600 – 2000 mm

Blending box "CM" & "SM"

Self-emptying blending box for long term blend consistency.

Working width: 2500 to 4500 mm
Storage capacity from 35 to 300 m3

Combination of two blending boxes and one emptier.
Recommended for frequent blend changes.

Airlay Flexiloft

Designed to form mats from all types of fibers from short recycled fibers to long and coarse natural fibers or special fibers such as glass, silicate, carbon, aramid... and blends with non fibrous components such as plastic, foam, wood chips, feather...
Option: “FLEXILOFT” for improved weight range, highloft and resiliency capability.

Weight from 200 to 5000 g/m2
Density from 10 up to 350 kg/m3
Thickness up to 250 mm
Working width up to 4000 mm


New line for the production of usinated felts for :
- the automotive and appliance industries ( flat or molded parts, semi-cured or cured)
- bedding and furniture industry The airfelt uses a revolutionary system to mix resin powders (phenolic, epoxy...) with fibers.

Working width (mm) : 2300 - 2600 - 3200
Poids : 600 - 2500 gsm
% de résine : jusqu'à 40%

Edge trim opener "Minitrim" "Supertrim"

Minitrim & Minitrim “HSP” (MTRIM) for continuous recycling of edge trims into fibres.
Feeding speed up to 40 m/mn (Minitrim) and up to 450 m/mn (Minitrim HSP).
Options: water spray system - unwinding system for “roll goods”.

Working width: 200 mm

Supertrim (STRIM) for recycling both edge trims of rolls or pieces. Feeding speed up to 50 m/mn.
Option: feeding conveyor, water spraying system.

Working width: 500 – 1000 mm