Alpha Maritex Style 84215/9480 Rewettable Fibreglass Cloth 5’x50yd

DESCRIPTION
Alpha Maritex Style 84215/9480 has been specifically designed as shipboard lagging and jacketing material for use over insulation where the surface temperature is under 500 °F. The base fabric is laminated to aluminum foil to provide a vapor barrier.

ADVANTAGES
ALPHA Maritex Style 84215/9383 is finished with treatment  #9383 to set the weave and reduce fraying when cut.  The finish also removes a large percentage of organic binders on the fabric to enhance  handling and weave setting characteristics.

ALPHA Maritex Style 84215/9383 has been specifically designed as shipboard lagging and jacketing material for use over insulation where the temperature of the insulated surface is between 125 ⁰F (52 ⁰C) and 500 ⁰F (260 ⁰C).  It was also designed to replace 1.05 and 1.11 lb/syd asbestos fabric grades UG, AA, AAA, and AAA-M on turbine blankets, fittings, flange covers, engine exhaust pipes and pipe and duct lagging.

Applications include:

• Pipe lagging
• Expansion joints
• Heat shields
• Machinery protection
• Insulation pads for removable flanges and valve covers

ALPHA Maritex Style 84215/9383 meets the requirements of Coast Guard Specification 164.009 for fire-retardant material and is included in Military Specification MIL-C-20079H, Type 1, Class 3.  It also meets Military Specification MIL-DTL-24244.  This fabric does eliminate the health hazards associated with asbestos.

PROPERTY DATA
STYLE 84215/9480
CHARACTERISTIC METHOD VALUES*
ENGLISH METRIC
WEIGHT ASTM-D-3776 12.0 oz/sy ± 10% 407 g/m² ± 10%

THICKNESS ASTM-D-1777 0.020 ± .001″ 0.508 mm ± .025 mm
TENSILE STRENGTH ASTM-D-5035 Warp- 200 lbs/inch 35.72 kg/cm
Fill- 125 lbs/inch 22.33 kg/cm
TEAR STRENGTH ASTM-D-5587 Warp- 25 lbs 11.34 kg
Fill- 25 lbs. 11.34 kg
BURST STRENGTH ASTM-D-3786 200 psi 14 kg/cm²

FLAME RESISTANCE ASTM D-6413 Char Length 1 inch max. 2.54 cm max.
Afterglow 1 sec. max. 1 sec. max.
Flame Out 1 sec. max. 1 sec. max.
TEMPERATURE RESISTANCE 500 °F max. 260 °C max.
BASE FABRIC and WEAVE Fiberglass/Plain Weave
COLOR and COATING Fabric Color/Aluminum Foil