A line of medical-grade, precision PTFE coated stainless steel or nitinol forming mandrels that are designed for manufacturing stent delivery systems is available from Applied Plastics Co., Inc. of Norwood, Massachusetts.
Applied PTFE Natural Coated Mandrels are non-flaking and provide a smooth anti-stick surface that can withstand up to 288°C continuous, with excur-sions to 371°C. Designed to prevent sticking and simplify catheter removal in fuse welding and tipping operations, these stainless steel or nitinol forming mandrels exhibit a 0.05 coefficient of friction per ASTM-1894.
Maintaining an inventory of over 50,000 pieces, Applied PTFE Natural Coated Mandrels are available in sizes from 0.004" to 0.070" O.D., including many fractional sizes from 0.004" to 0.040" O.D. with ±0.0003" standard tolerances, custom to ±0.0001", and precision cut lengths to 12 ft.
Applied PTFE Natural Coated Mandrels are priced from $ 1.29 per foot, depending upon material, size, tolerances, and quantity. Free stainless steel samples, pricing and literature are available upon request.