Etching Technology

Zhejiang Green Guarniflon Film Technology Co., Ltd is a Joint Venture between Guarniflon® SpA and Zhejiang Green New Materials Co.,Ltd.
Mr. Kyung Soon PARK, CEO PMPtec Inc., and Mr. Angelo FIORONI, CEO Guarniflon® SpA have signed a distribution agreement for the South Korean market
According to the frequent enquiries received from Guarniflon customers, we extended the length availabilities of the molded tubes between 360 and 1200 mm.
We had the pleasure to welcome on June 15th, 2020 Mr. Matteo Salvini at our HeadQuarter located in Castelli Calepio.
Guarniflon India has been growing up in the years up to its actual size and PTFE production capability, approx. 1500 tons/year.
Extremely active in 2019, Guarniflon India Pvt. Ltd. has attended both Chemtech exhibitions in Mumbai and Hyderabad, displaying the PTFE semifinished products directly processed at Guarniflon India HQ’s in Silvassa.
Well known PATILUX film from PATI has been chosen, among an international selection of products, for a strategic Chinese project focused to move the agriculture production closer to large urban centers in different areas in China.
The well known GCS family of products from Guarniflon is explained and introduced in the following clip.
Skived PTFE is produced by compression molding a large cylindrical billet and "skiving" the film off of the billet in a special CNC lathe. A wide range of thicknesses and widths according to customers' orders.

Thickness MM. Thickness Tolerance MM. Size Tolerance MM. G400 G405 G453
0,050 +/-0,0050 +10/-0 x
0,080 +/-0,0050 +10/-0 x
0,100 +/-0,0050 +10/-0 x
0,125 +/-0,0100 +10/-0 x
0,150 +/-0,0100 +10/-0 x
0,200 +/-0,0100 +10/-0 x
0,250 +/-0,0100 +10/-0 x
0,300 +/-0,0100 +10/-0 x
0,400 +/-0,0150 +10/-0 x
0,500 +/-0,0150 +10/-0 x
0,600 +/-0,0200 +10/-0 x
0,700 +/-0,0200 +10/-0 x
0,750 +/-0,0200 +10/-0 x
0,800 +/-0,0200 +10/-0 x
1,000 +/-0,0250 +10/-0 x x x
1,500 +/-0,0500 +10/-0 x x x
2,000 +/-0,1000 +10/-0 x x x
2,500 +/-0,1500 +10/-0 x x x
3,000 +/-0,1500 +10/-0 x x x


Materials:
G400 – VIRGIN PTFE
G405 – PTFE+25% GLASS FIBER
G453 – PTFE+25% CARBOGRAPHITE

Special thicknesses and sizes available on request
INTERNATIONAL TOLERANCES ARE ALSO AVAILABLE PROVIDED THEY ARE REQUESTED AT POINT OF ORDER

For more information about the materials see our PTFE section
Technologies available at Guarniflon® provide options among a wide range of molded or skived sheets, in virgin PTFE as well as standard compounded PTFE.

SHEETS
$1000x1000 MM.
SHEETS
$2000x1000 MM.
SHEETS
$1200x1200 MM.
SHEETS
$1500x1500 MM.
Page 5 of 10

NEWS& EVENTS

Tuesday, 01 September 2026 14:59

Guarniflon is taking PTFE large-scale manufacturing to a new dimension.

We are proud to announce a major new project aimed at expanding our capabilities in the moulding and sintering of large-diameter PTFE tubes, with diameters of up to 3 meters.

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Monday, 29 June 2026 08:16

Guarniflon Composites Division has reached another major milestone.

We are proud to announce that two breathers from the AIRBR413 class, specifically AIRBR413-1 and AIRBR413-3, have been approved and listed in three key Boeing specifications: BAC5657, BAC5578 and BAC5317.

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