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Aluminium/
Die part Tin/Lead/Zinc Magnesium Copper, Brass
Core pins ORVAR SUP. QRO 90 SUP.* QRO 90 SUP.
46–52 HRC 44–48 HRC 42–46 HRC
QRO 90 HT* QRO 90 HT
Sprue parts ORVAR SUP. ORVAR SUP. / QRO 90 SUP.
48–52 HRC SUPERIOR 42–46 HRC
46–48 HRC
QRO 90 SUP.
44–46 HRC
Nozzle ORVAR SUP. ORVAR SUP. / QRO 90 SUP.
35–44 HRC SUPERIOR 40–44 HRC
STAVAX ESR 42–48 HRC ORVAR SUP. /
40–44 HRC QRO 90 SUP. SUPERIOR
42–46 HRC 42–48 HRC
Ejector pins QRO 90 SUP. / QRO 90 SUP. / QRO 90 SUP. /
ORVAR SUP. ORVAR SUP. ORVAR SUP.
46–50 HRC 46–50 HRC 46–50 HRC
(nitrided) (nitrided) (nitrided)
Plunger ORVAR SUP. ORVAR SUP. / QRO 90 SUP. /
Shot sleeve 42–46 HRC SUPERIOR ORVAR SUP. /
(nitrided) QRO 90 SUP. SUPERIOR
42–48 HRC 42–46 HRC
(nitrided) (nitrided)
SUP. = Supreme * Surface treatment is recommended.
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