b32: ultramid® b32 is a polyamide 6 grade of intermediate viscosity that is well suited for the production of biaxial oriented cast film***monofilaments.( 是一种聚酰胺 6粘度等级的中间是井的双向拉伸薄膜和单丝生产铸造适合)
b3201: ultramid b3201 is an intermediate viscosity, pa6 grade. it conforms to fda requirements including(中间粘度,尼龙6级。它符合美国fda的规定)
b3301: ultramid b3301 is an intermediate viscosity. pa6 grade. it conforms to fda requirements including(中间粘度,尼龙6级。它符合美国fda的规定)
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