AMI-SIL® (CAS) (AS) Cloth

AMI-SIL® AS and CAS hot work fabrics are made from a minimum 96% pure amorphous silica cloth and are rated to 1800°F (980°C). The following  AMI-SIL AS and CAS hot work fabrics have been tested and rated to the ANSI/FM 4950 Standard which is now required by the NFPA 51B.

AS1800G & AS3600 meet USCG164.009 as part of MIL-C-24576SH and meets NFPA 701-1999 Method 2.

AS3600 and CAS4000 are rated as a PAD all others are curtains.

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  • Made in the USA
  • FM Approved
  • Product Specs
  • Product Line Information
  • Data Sheets
Product TypeProduct NumberPerformance CategoryUnit of MeasureThickness (inches)FM ApprovedCont. Op. Temp.Available Widths (inches)Application EnvironmentApplication Rating Key3rd Party Spec.Fabric TypeSeriesWeight (oz. per sq. yd)NotesData Sheets
(CAS) Cloth 12 ozCAS1200

Curtain

YDS

0.028

Yes

1800°F (980°C)

36

Outdoor, Vertical

01 Good

USCG 164.009-5(F) Test for Incombustibility, MIL-C-24576, NFPA701/1999

AMI-SIL (Silica)

12

Data Sheet
(CAS) Cloth 40 ozCAS4000

Pad

YDS

0.090

Yes

1800°F (980°C)

39

Horizontal, Indoor, Outdoor

08 Best

USCG 164.009-5(F) Test for Incombustibility, MIL-C-24576, NFPA701/1999

AMI-SIL (Silica)

40

Data Sheet
(AS) Cloth 18 oz, (F)AS1800 (F)

Curtain

YDS

0.030

Yes

1800°F (980°C)

36

Indoor, Vertical

01 Good

USCG 164.009-5(F) Test for Incombustibility, MIL-C-24576, NFPA701/1999

AMI-SIL (Silica)

18

Data Sheet
(AS) Cloth 18 oz, (G)AS1800 (G)

Curtain

YDS

0.026

Yes

1800°F (980°C)

36, 60

Indoor, Vertical

01 Good

USCG 164.009-5(F) Test for Incombustibility, MIL-C-24576, NFPA701/1999

AMI-SIL (Silica)

18

Data Sheet
(AS) Cloth 24 ozAS2400

Curtain

YDS

0.040

Yes

1800°F (980°C)

36, 60

Indoor, Vertical

04 Better

USCG 164.009-5(F) Test for Incombustibility, MIL-C-24576, NFPA701/1999

AMI-SIL (Silica)

24

Data Sheet
(AS) Cloth36 ozAS3600

Pad

YDS

0.054

Yes

1800°F (980°C)

36, 60

Horizontal, Indoor, Outdoor

08 Best

USCG 164.009-5(F) Test for Incombustibility, MIL-C-24576, NFPA701/1999

AMI-SIL (Silica)

36

Data Sheet

AMI-SILThe ultimate in ceramic-free high temperature protection!

Used for Welding/Cutting Protection, Molten Metal Splash Protection, Heat and Flame Shielding, Stress Relief, Insulation, Hose and Cable Protection, Emergency Fire Blankets, Tadpole Tapes, Oven Door Seals, Gasketing and more. AMI-SIL® is made of 96% silica, and does not contain asbestos or ceramic.

  • Continuous protection to 1800°F (980°C)
  • Melting point in excess of 3000°F (1650°C)
  • Minimum 96% amorphous silica content
  • Safe substitute for ceramic in refractory applications
  • Optimal choice for welding protection
  • Meets military specification MIL-C-24576
  • Flexible and chemical resistant
  • Low thermal conductivity
  • Low halogens and soluble chlorides
  • Aluminization process consists of an aluminized polyester film, which is added for reflective capabilities only
  • Available in natural

Products

Product NumberData Sheets
CAS1200Data Sheet
CAS4000Data Sheet
AS1800 (F)Data Sheet
AS1800 (G)Data Sheet
AS2400Data Sheet
AS3600Data Sheet