Alpha-Weld Style 6445-2-SN is an economy grade acrylic coated fiberglass welding curtain material. The incombustible fiberglass fabric is coated with a fire retardant salmon colored acrylic. ANSI/FM 4950 approved for welding curtains.

Alpha-Weld Style 6445-2-SN can be used for vertical welding curtains for spark and spray containment, grinding shields, arc flash barriers and fire retardant weather barrier material.

The coating provides high visibility for safety and resistance to sparks, abrasion, water and most chemicals

• WEIGHT: ASTM-D-3776 - 13 oz/sy ± 10% (442 g/m² ± 10%) • THICKNESS: ASTM-D-1777 - 0.0155" ± .001" (0.393 mm ± .025 mm) • TENSILE STRENGTH: ASTM-D-5034 - Warp 300 lbs./inch (53.58 kg/cm) - Fill 270 lbs./inch (48.22 kg/cm) • TEAR STRENGTH: ASTM-D-5587 - Warp 35 lbs. (15.88 kg) - Fill 30 lbs. (13.61 kg) • BURST STRENGTH: ASTM-D-3786 - 475 psi (33.25 kg/cm²) • FLAME RESISTANCE: FED 191/5903.2 - Char Length 1 inch max. (2.54 cm max.) - Afterglow 1 sec. max. - Flame Out 0 sec. • TEMPERATURE RESISTANCE: 0° F to +300° F (-18° C to 149° C) • BASE FABRIC and WEAVE: Fiberglass (100%)/Plain Weave • COLOR and COATING: Salmon Acrylic