Medium weight Spun Kevlar, Tex 60 - Black - Decomposes at 700F. Does not melt.
Code Description Image Price Stock  
FRS060BLAC01K Spun Kevlar - Tex 60 - Black - Nominal 1 Oz Spool - 375 Yards Black Color Chip $20.19 8
FRS060BLAC02K Spun Kevlar - Tex 60 - Black - Nominal 2 Oz Spool - 750 Yards Black Color Chip $28.59 5
FRS060BLAC04K Spun Kevlar - Tex 60 - Black - Nominal 4 Oz Spool - 1500 Yards Black Color Chip $46.49 6
FRS060BLAC12K Spun Kevlar - Tex 60 - Black - Nominal 12 Oz Spool - 6000 Yards Black Color Chip $126.09 8

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Kevlar thread is heat resistant to 800F. Use up to size 69 in home sewing machines. It is also one of the strongest commercially available threads, but it only comes in yellow.

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Fire Retardant Sewing Thread - Use for sewing fire retardant gear like racing suits, welding apparel, and firefighting gear. Heat resistant to 700F.

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PTFE Coated Fiberglass Thread
PTFE Coated Fiberglass - Size 12 (Tex 135) - Natural - Nominal 100 Yard Hand Stitching Tube
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Nomex Thread
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Groz-Beckert Needles with cross reference to other brands, needle size charts, and our exclusive needle / machine use guide.

Nylon Thread
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Polyester Thread
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Nylon and Polyester Thread - Use a heavier weight nylon or polyester thread instead of a lighter weight Kevlar. For example, a Size 138 nylon or polyester thread has about the same strength as a Size 69 Kevlar thread, costs about 80% less, and comes in colors. But, it is twice as thick, not fire retardant, and has 25% elasticity.

Aurifil Cotton
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