Injection Mold Runner Design Guideline Section 3: Runner System Standards and Design Contents: A) Surface Runner and gate Design Standards B) Hot Runner Design Guidelines C) Three plate runner and Pin-Point gate design Standards A) Surface Runner and gate Design Standards 1) Upmold will NOT specify runner or gate [...]
Injection Mold Slide And Lifter Design & Manufacturing Guidance Section 2: Slides/Lifters Standards and Design Contents: A) Mechanical injecion mold Slide Design Standards B) Hydraulic injecion mold Slide Design Standards B) Injection Mold Lifter Standard A) Mechanical injecion mold Slide Design Standards (refer to drawing S2-1 & S2-2): [...]
Injection Molding Mold Design Tutorial Section 1: Injection Mold Design The following information defines the minimum requirements for Upmold injection molds produced by Upmold Engineering. Alternatives that will contribute to improved tool life, minimum wear, ease of molding, and ease of Manufacturing will be considered within the confines [...]
Plastic Injection Mold Steel Characteristics & Application Steel Grade Comparable Standard AISI / JIS Hardening Delivery Hardness HRC Characteristics Applications ASSAB Steel IMPAX 718S P20 Modified Prehardened 31-36 Pre-hardened type, high purity with isotropic microstructure contains 1.0% Ni High quality mold inserts, best suitable [...]
Tooling Steel Grades, Hardness and Supplier List For Steel Chosen Plastic mold steel Products include S-7 grade mold steel, P-20 grade pre-hardened mold steel, 420SS grade stainless steel, AISI Standard Grades and Suppliers Hardness Thickness Scope(mm) Mold base P20 Tyssen :P20 HRC 28-32 80-250 Tyssen :P20M HRC [...]
Plastic injection moulding problems and solutions chart Plastic molding defects definition, reasons and solutions. Molding Defects Alternative Name Descriptions Causes Blister Blistering Raised or layered zone on surface of the Plastic part Tool or material is too hot, often caused by a lack of cooling [...]
Plastic injection molding tolerance standards Establishing tolerance with respect to product has significance importance on moldability and cost. It is recommended to indicate only critical dimensions with tolerances on a drawing. Depending on application, a division into three tolerance class can be made: Normal, Medium & Fine Cost of manufacture for Medium [...]
Plastic Injection Molding Defects And Solutions Molding Flash of Injection Molding defect Solving molding flash problems Definition molding flash occurs when a thin layer of material is forced out of the mold cavity at the parting line or ejector pins location. This excess material remains attached to the [...]
Die Casting Runner Design Reference
