ASB International Pvt. Ltd. Offers Preform Molding Machines for making Two-Step PET Bottles. ASB International Pvt. Ltd. Supplies different machines for production of biaxially oriented PET containers. The Preform Molding Machines for making Two-Step PET Bottles of PM Series are available in 3 models. Preform Molding Machines consists of the preform molding system from the One-Step mass production PB Series; it delivers the performance needed with excellent stability and economy. The Preform Molding Machines makes PET bottles of sizes ranging from 500 ml to 5 litres. The number of cavities ranges from 4 to 32.