1、 Technical parameters of injection molded parts

(1) Screw diameter: The outer diameter size of the screw

(2) Effective length of screw: The length of thread on the screw (MM) is often expressed in L

(3) Screw length to diameter ratio L/D: The ratio of effective length to diameter of a screw

(4) Screw compression ratio V2/V1: The ratio of the volume of the first screw groove in the screw feeding section V2 to the volume of the remaining screw groove V1 in the metering section

(5) Injection molding stroke: the large distance of screw movement and the large distance of screw retreat

(6) Theoretical injection volume: the product of the screw head JIE area and the large injection stroke

(7) Injection volume: The large weight of PS injected into the screw at once (g)

(8) Injection pressure: The high pressure of the pre melted material at the head during injection, MPa

(9) Injection speed: The maximum speed at which the screw moves during injection (mm/s)

(10) Injection time: The short time it takes for the screw to complete the injection stroke during injection molding

(11) Injection rate: the theoretical volume of injection per unit time; Screw JIE area× At high speed

(12) Screw speed: The range of screw speed from low to high during material plasticization

(13) Plasticizing ability: The large weight of plasticized materials per unit time

(14) Screw torque: The large torque driven by the screw during material plasticization (N/m)

(15) Elongation of nozzle: The length of the template before the nozzle extends and the installation plane of the mold

2、 Technical parameters of clamping components

(1) Closing force: The large locking force used to overcome the expansion of the molten material and lock the mold

(2) Forming area: refers to the projected area of the locking force under a certain mold cavity pressure

(3) Mold opening force: The strong force used to open the mold in order to remove the product

(4) Mold opening stroke: The large distance that the template moves to remove the product

(5) Template size: Front and rear fixed and moving template mold installation flat dimensions

(6) Bulk modulus: The thickness of the mold that can be installed on an injection molding machine, including both large and small thicknesses

(7) Template spacing: The distance between the fixed template and the moving template of an injection molding machine

(8) Rod spacing: The distance between the horizontal and vertical inner sides of the injection molding machine rod (mm)

3、 Overall performance parameters: 

(1) Motor high driving power: The power of the driving oil pump motor (KW)

(2) Oil tank capacity: The rated capacity of the hydraulic system oil tank

(3) Machine volume: The large length of the machine's appearance× High× wide

(4) Weight: The total weight of the machine