car injection bmc lamp mould
BMC injection molding machine barrel and mould temperature need satisfied BMC lowest limit. Usually BMC injection mould needs control between 135-185 degrees. When BMC injection, in order reduce glass component destroy, screw rotational speed better choose lower value, usually it is 20~50r/ min, and due to BMC material dynamic viscosity, BMC injection better choose back pressure with 1.4-2 Mpa.
BMC mould heating:Oil or electric
BMC mould steel:P20 718,H13 heating treatment or Nitriding.
Design: shear edge design is very important for Bmc mould.
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