Black Acetal (Delrin®) Acetal Plastic 12 L x 12 W x 1/2 Thick
2, Water Absorption 0.Acetal Plastic, Acetal Homopolymer, Grade Standard, Plastic Length 12 in, Plastic Width 12 in, Plastic Thickness 0.051 lb/cu in, Plastic Hardness Rockwell M94.25 Percent, Temperature Range -20 Degrees to 180 Degrees F, Plastic Density 0.