Case Histories

These are actual case studies collected in the field.

Type of Machine: Arburg 40 Ton  (2.3 oz. - barrel capacity)
Pekutherm® Formulation: “HLT”
Outgoing Material: Polycarbonate “Black”
Incoming Material: Polycarbonate “Clear”
Temperature: 500° F
Amount of PEKUTHERM® “HLT”: 1 oz. - 2 plugs
Amount of Contaminated Material: 8 oz.
Total time to purge from Black to Clear Polycarbonate: 5 minutes

Type of Machine: Van Dorn 125 Ton  (8 oz. - barrel capacity)
Pekutherm® Formulation: “N”
Outgoing Material: Orange sp21 Nylon
Incoming Material: Blue R543 Nylon (43 % Glass Filled)
Temperature: 500° F
Amount of PEKUTHERM “N”: 5 oz. (1 plug @ 3 oz. & 1 plug @ 2 oz.)
Amount of Contaminated Material: 32 oz.
Total time to purge for Orange to acceptable Blue parts: 7 minutes

Type of Machine: Newberry 100 Ton  (5 oz. - barrel capacity)
Pekutherm® Formulation:“SM”
Outgoing Material: 30% Glass Filled Rynite Brown
Incoming Material: Natural Rynite
Temperature: 555° F
Amount of PEKUTHERM “SM”: 2.5 OZ. -2 plugs
Amount of Contaminated Material: 16 oz.
Total time to purge from Brown to acceptable Natural parts: 8 minutes

Type of Machine: Arburg 44 Ton  (2.2 oz. - barrel capacity)
Pekutherm® Formulation: “HLT”
Outgoing Material: Blue Acetal
Incoming Material: Natural Nylon
Temperature: 475° F
Amount of PEKUTHERM® “HLT”: ¾ oz. - 2 plugs
Amount of Contaminated Material: 8 oz.
Total time to purge from Blue Acetal to acceptable Natural Nylon: 3 minutes

Type of Machine: Van Dorn 700 Ton  (80 oz. - barrel capacity)
Pekutherm® Formulation: “N”
Outgoing Material: Polycarbonate Bronze
Incoming Material: Bay Blend PC/ABS Natural
Temperature: 500° F
Amount of PEKUTHERM “N”: 30 oz. (1 plug @ 10 oz. & 1 plug @ 20 oz.)
Amount of Contaminated Material: 140 oz.
Total time to purge from Bronze to acceptable Natural parts: 15 minutes

Type of Machine: Arburg 40 Ton  (1 oz. - barrel capacity)
Pekutherm® Formulation: “SK”
Outgoing Material: Dupont Minion (35%) black
Incoming Material: Dupont Minion (35%) natural
Temperature: 565° F
Amount of PEKUTHERM® “SK”: 2 oz. - 2 plugs @ 1 oz.
Amount of Contaminated Material: 12 oz.
Total time to purge from Black to acceptable Clear parts: 7 minutes

Type of machine: Cincinnati 850 Ton  (232oz. -  barrel  capacity) 
Total Parts Weight: 8.7 lbs.
Hot Runner:  Incoe direct gate 4 drop manifold system
Pekutherm® Formulation: "TI2" (FOR HOT RUNNERS)
Outgoing material: Bright red ABS with UV stabilizers and other additives
Incoming material: Yellow ABS
Temperature:  440° F
Amount of Pekutherm® TI2: 320 oz. - 1 plug @ 160 oz. & 1 plug @ 160 oz.
Total time to complete purge to acceptable parts: 15 minutes
Savings in man hour and machine time (approx. 3 to 3.5 hrs.) - $1,080 to $1,254 per color change

Type of Machine(s):  Various Brands & Sizes  (28 - 1750 Tons)
Pekutherm Formulation: "HLT"
Outgoing Material: ULTEM 
Incoming Material: PEI (or PVC)
Temperature: "hot,  Hot,  HOT"
"Pekutherm HLT was originally purchased for purging ULTEM, but today we use it on EVERY MATERIAL that runs throughout the plant"

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