Plastic Injection Laboratory
| Laboratory Name | Plastic Injection Laboratory |
| Laboratory Responsible | Prof. Dr. Babür ÖZÇELİK |
| Department | Mechanical Engineering Department |
| Telephone | 262 6052797 |
| Address | GYTE Çayırova Campus |
| General Information | Plastic Injection Laboratory Manufacturing the plastic samples in injection molding machine Investigation the mechanical and flow properties of manufactured samples Investigation the effect of recycled plastics on mechanical properties Research the mechanical properties of the different plastic blends. |
| Laboratory Staff | Önder GEDİK |
| Applications | In this laboratory; • Graduate studies about plastic injection molding, • Academic projects such as TÜBİTAK projects and GYTE BAP projects, • Mechanical tests for standard test samples of different thermoplastics materials from the industrial demands are carried out. |
| Equipment | Equipments found in laboratory 1.1. Injection Molding Machine: YIZUMI-UN90A2 injection machine with 125 gr shot weight, 900 kN clamping force, WENSUI 5HP power cooling system and maximum 95 oC settable mold conditioner is found. Injection molding machine found in laboratory is shown Figure 1, mold conditioner is shown in Figure 2 and cooler is shown in Figure 3. Technical specifications of injection molding machine, mold conditioner and cooler are given in Table 1, 2 and 3, respectively. Also, mold designed for standard test samples is shown in Figure 4. Figure 1. Plastic injection molding machine Table 1. Technical specifications of plastic injection molding machine TECHNICAL SPECIFICATIONS UNIT UN90A2 INJECTION UNIT Screw Type A Screw Diameter mm 32 Theorical Injection Volume (PS) cm3 132,7 Injection Capacity (PS) g 122,1 Injection Pressure MPa 222,2 Screw L/D Ratio 22:05:01 Maximum Injection Speed mm/s 107 Screw Stroke mm 165 Screw Speed r/min 0-219 CLAMPING UNIT Clamping Power kN 900 Opening Stroke mm 330 POWER UNIT Hydraulic System Pressure Bar 175 Pump Motor kW 11 Heating Capacity kW 7 Number of Temperature Control Zones 4 GENERAL SPECIFICATIONS Dry Cycle Time s 1,8 Oil Tank Capacity L 200 Machine Dimensions m3 4,2x1,15x2 Machine Weight Ton 3,4 Figure 2. Mold conditioner Table 2. Technical specifications of mold conditioner Model Heat Transfer Medium Maximum Temperature (oC) Pump power (kw) Pump Maximum Flux (L/min) Pump Lift Capacity (m) Tank Capacity (L) Heating Power (kw) Medium Inlet Outlet Dimensions Cooling Capacity (kcal/hour) WSTW-06 Water 95 0,37 35 30 5 6 12mmx3 10.000 Figure 3. Cooler (Chiller) Table 3. Technical specifications of chiller TECHNICAL SPECIFICATIONS UNIT WENSUI 5HP Refrigeration Capacity kcal/hour 12.900 Compressor Input Power kw 4,5 Estimated Compressor Power HP 5 Evaporator Type Evaporator Evaporator Pipe Size Inch 1 Refrigeration Type R 22 Refrigeration Quantity 2,5 Water Cooled Condenser Type Shell Condenser Water Cooled Condenser Pipe Diameter Inch 1 Chill Water Flow rate L/min 70 Water Tank Capacity L 50 Pump Power kw 0,75 Pump Flowrate L/min 60 Machine Dimensions cm 131x65x124 Figure 4. Mold using at injection machine 1.2. Crushing Machine: It is used for recycling of manufactured materials at plastic injection molding machine (Figure 5). Technical specifications of this machine are given in Table 4. Figure 5. Crushing machine Table 4. Technical specifications of crushing machine TECHNICAL SPECIFICATIONS UNIT WSGP 230 Crushing Chamber mm 230x200 Crushing Ability kg/hour 100-150 Stationary Cutter Number 2 Rotary Cutter Number 6 Power kw 4 HP 5 Dimensions ( Length X Width X Height ) cm 95x60x119 Net Weight kg 290 1.3. Impact Pendulum: Manual INSTRON (Ceast 9050) having touch-screen display, automatic hammer repositioning is used for strength measurements (Figure 6). Technical specifications of this test device can be seen in Table 5. Figure 6. Impact pendulum Table 5. Technical specifications of impact pendulum CEAST 9050 Manual Impact Pendulum Hammer Energy Range 0.5 – 50 Hammer Release Manual Hammer Braking Manual Hammer Recovery (Pneumatic Optional) Hammer Identification Automatic Electrical Supply 100 - 240 V 50 - 60 Hz Compressed Air Supply 5 bar Machine Dimensions (g × k ×y) 1035 × 430 × 880 Machine Weight 220 (without hammer) 1.4. Melt Flow Index Device: Devotrans-EA3 model with maximum 300 oC capacity, time adjusted, ± %1 sensitivity, automatic cutting property is used for melt flow index measurements (Figure 7). Figure 7. Melt flow index device |
| Projects | 1. Project No: 110M245 (TÜBİTAK Project) Proje title: Investigating the Recyclability Conditions of Plastic Wastes Occurring During Plastic Injection and Improving Their Mechanical Properties. Project coordinator: Assoc. Prof. Dr. Babür ÖZÇELİK Budget: 286.835 TL (Researcher: Assoc. Prof. Dr.Faruk Yılmaz). Start: 1 November 2010, End: 1 November 2013 (Continued). 2. Project No: 2007-A-17 (GYTE, BAP Project) Project title: Investigation the effect of different mold materials on mechanical and physical properties of plastic parts obtained different polymers. Project coordinator: Assoc. Prof. Dr. Babür ÖZÇELİK Budget: 9.315 TL (Researcher: Alper Özbay). Start: 15 June 2007. End: January 2009. 3. Project No: 2008-A19 (GYTE, BAP Project) Project title: Investigation the mechanical properties of PP thermoplastics material including recycled material in plastic injection molding. Project coordinator: Assoc. Prof. Dr. Babür ÖZÇELİK Budget: 10.500 TL (Researcher: Sercan Telli). Start: 13 June 2008. End: January 2010. |
