Typical Plastic Injection Molding Parameters Chart

Table of Contents

Typical Plastic Injection Molding Parameters Chart as Shown Below (8 tables):

1-8 table:

plasticLDPEHDPEEthylene Propylene Copolymer PPPPGlass fiber reinforced PPPSHIPSABS
injection parameters        
1, Injection molding machine typescrewsscrewsscrewsscrewsscrewsscrewsscrewsscrews
2, screw type111111111111111
Rotating speed, r/min/30-60/30-6030-60/30-6030-60
3, gate typeDirect typeDirect typeDirect typeDirect typeDirect typeDirect typeDirect typeDirect type
temperature ℃150-170150-180170-190170-190180-190160-170160-170180-190
4, barrel temperature front section ℃170-200180-190180-200180-200190-200170-190170-190200-210
middle section ℃/180-220190-220200-220210-220/170-190210-230
rear section ℃140-160140-160150-170160-170160-170140-160140-160180-200
5, mold temperature,℃30-4530-6050-7040-8070-9020-6020-5050-70
6, injection pressure, MPA60-10070-10070-10070-12090-13060-10060-10070-90
7, holding pressure, MPa40-5040-5040-5050-6040-5030-4030-4050-70
8, injection time, s0-50-50-50-52-50-30-33-5
9, pressure holding time, s15-6015-6015-6020-6015-4015-4015-4015-30
10, cooling time, s15-6015-6015-5015-5015-4015-3015-4015-30
11, cycle time, s40-14040-14040-12040-12040-10040-9040-9040-70
12, drying equipmentHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boiling
temperature ℃90-10090-100100-120100-120100-12090-10090-110100-110
time, h<0.5<0.5<0.5<0.5<0.5<0.50.5-1.00.5-1.0

2-8 table:

plasticHigh impact ABSHeat-resistant ABSPlating Grade ABSFlame retardant ABSTransparent ABSACSAS(SAN)PMMA
injection parameters        
1, Injection molding machine typescrewsscrewsscrewsscrewsscrewsscrewsscrewsscrews
2, screw type1111111111111111111
Rotating speed, r/min30-6030-6020-6020-5030-6020-3020-5020-30
3, gate typeDirect typeDirect typeDirect typeDirect typeDirect typeDirect typeDirect typeDirect type
temperature ℃190-200190-200190-210180-190190-200160-170180-190180-200
4, barrel temperature front section ℃200-210200-220210-230190-200200-220170-180200-210180-210
middle section ℃210-230220-240230-250200-220220-240180-190210-230190-230
rear section ℃180-200190-200200-210170-190190-200160-170170-180180-200
5, mold temperature,℃50-8060-8540-8050-7050-7050-6050-7040-80
6, injection pressure, MPA70-12085-12070-12050-10070-10080-12080-12090-120
7, holding pressure, MPa50-7050-8050-7030-6050-6040-5040-5040-60
8, injection time, s3-53-52-43-52-42-52-52-5
9, pressure holding time, s15-3015-3020-5015-3015-4015-3015-3020-40
10, cooling time, s15-3015-3015-3010-3010-3015-3015-3020-40
11, cycle time, s40-7040-7040-9030-7030-8040-7040-7050-90
12, drying equipmentHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boiling
temperature ℃100-110100-110100-110100-110100-110//100-120
time, h0.5-1.00.5-1.00.5-1.00.5-1.00.5-1.0//1.0

3-8 table:

plasticPMMA/PCsoft PVCrigid PVCChlorinated polyetherHomopolymerized POMCopolymerized POMPETPBT
injection parameters        
1, Injection molding machine typescrewsscrewsscrewsscrewsscrewsscrewsscrewsscrews
2, screw type111111specialspecial
Rotating speed, r/min20-30120-3020-4020-4020-4020-4020-40
3, gate typeDirect type1Direct typeDirect typeDirect typeDirect typeDirect typeDirect type
temperature ℃220-2401150-170170-180170-180170-180250-260200-220
4, barrel temperature front section ℃230-2501170-190180-200170-190170-190260-270230-240
middle section ℃240-2501165-180180-200170-190180-200260-280230-250
rear section ℃210-2301150-170180-190170-180170-190240-260200-220
5, mold temperature,℃60-80130-6080-11090-12090-10085-12065-80
6, injection pressure, MPA80-130180-13080-11080-13080-12080-12060-90
7, holding pressure, MPa40-601140-6030-4030-5030-5030-5030-40
8, injection time, s2-512-52-52-52-52-51-3
9, pressure holding time, s20-40115-4015-5020-8020-9020-5010-30
10, cooling time, s20-40115-4020-5020-6020-6020-3015-30
11, cycle time, s50-90140-9040-11050-15050-16050-9030-70
12, drying equipmentHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boiling
temperature ℃100-12060-7070-80d1110-120110-120150-170120-135
time, h1.0<0.5<0.5d10.5-1.00.5-1.02.02.0

4-8 table:

plasticGlass fiber reinforced PBTPA6Glass fiber reinforced PA6PA11Glass fiber reinforced PA11PA12PA66Glass fiber reinforced PA66
injection parameters        
1, Injection molding machine typescrewsscrewsscrewsscrewsscrewsscrewsscrewsscrews
2, screw typespecialspecialspecialspecialspecialspecialspecialspecial
Rotating speed, r/min20-4020-5020-4020-5020-4020-5020-5020-40
3, gate typeDirect typeDirect typeDirect typeDirect typeDirect typeDirect typeDirect typeDirect type
temperature ℃210-230200-210200-210180-190190-200170-180250-260250-260
4, barrel temperature front section ℃230-240220-230220-240185-200200-220255-265260-2701
middle section ℃240-360230-240230-250190-220220-250190-240260-280260-890
rear section ℃210-220200-210200-210170-180180-190160-170240-250250-260
5, mold temperature,℃70-11060-10080-12060-9060-9070-11070-120100-120
6, injection pressure, MPA80-10080-11090-13090-12090-13090-13080-13080-130
7, holding pressure, MPa40-5030-5030-5030-5040-5050-6040-5040-50
8, injection time, s2-52-42-52-42-52-52-52-5
9, pressure holding time, s10-2015-5015-4015-5015-4020-6020-5020-50
10, cooling time, s15-3020-4020-4020-4020-4020-4020-4020-40
11, cycle time, s30-6040-10040-10040-10040-9050-11050-10050-100
12, drying equipmentHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boiling
temperature ℃120-135120-130120-130100-120100-120100-120120-130120-130
time, h2.00.5-1.00.5-1.00.5-1.00.5-1.00.5-1.00.5-1.00.5-1.0

5-8 table:

plasticPA610PA612PA1010Glass fiber reinforced PA1010transparent nylonPolycarbonate PCPC/PEGlass fiber reinforced PC
injection parameters        
1, Injection molding machine typescrewsscrewsscrewsscrewsscrewsscrewsscrewsscrews
2, screw typespecialspecialspecialspecialspecialspecialspecialspecial
Rotating speed, r/min20-5050-5020-5020-4050-5020-4050-4020-30
3, gate typeSelf-lockingSelf-lockingSelf-lockingDirect typeSelf-lockingExtendedExtendedDirect type
temperature ℃200-210200-210190-200190-210220-240230-250220-230240-260
4, barrel temperature front section ℃220-230210-220200-210230-250240-250240-280230-250250-290
middle section ℃230-250210-230220-240230-250250-270260-290240-260270-310
rear section ℃200-210200-205190-200190-200220-240240-270230-240260-280
5, mold temperature,℃60-9040-7040-8040-8040-6090-11080-10090-110
6, injection pressure, MPA70-11070-12070-10090-13080-13080-13080-120100-140
7, holding pressure, MPa20-4030-5020-4040-5040-5040-5040-5040-50
8, injection time, s2-52-52-52-52-52-52-52-5
9, pressure holding time, s20-5020-5020-5020-4020-6020-8020-8020-60
10, cooling time, s20-4020-5020-4020-4020-4020-5020-5020-50
11, cycle time, s50-10050-11050-10050-9050-11050-13050-14050-110
12, drying equipmentHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boiling
temperature ℃110-120110-120110-120110-120110-120130-150120-140130-150
time, h0.5-1.00.5-1.00.5-1.00.5-1.00.5-1.02.02.02.0

6-8 table:

plasticPolysulfone PSUModified PSUGlass fiber reinforced PSUPolyarylsulfone PASPolyethersulfonePESPolyphenylene ether PPOmodified PPO
injection parameters       
1, Injection molding machine typescrewsscrewsscrewsscrewsscrewsscrewsscrews
2, screw typespecialspecialspecialspecialspecialspecialspecial
Rotating speed, r/min20-3020-3020-3020-3020-3020-3020-50
3, gate typeExtendedExtendedDirect typeExtendedExtendedExtendedExtended
temperature ℃280-290250-260280-300380-410240-270250-280220-240
4, barrel temperature front section ℃290-310250-280300-320385-420250-290250-280230-250
middle section ℃300-330280-300310-330345-385280-310260-290240-270
rear section ℃280-300260-270290-300320-370260-290230-240230-240
5, mold temperature,℃130-15080-100130-150230-26090-120110-15060-80
6, injection pressure, MPA100-140100-140100-140100-200100-140100-14070-110
7, holding pressure, MPa40-5040-5040-5050-7050-7050-7040-60
8, injection time, s2-52-72-52-52-52-52-5
9, pressure holding time, s20-8020-7020-5015-4014-4030-7030-70
10, cooling time, s20-5020-6020-5015-2015-3020-6020-50
11, cycle time, s50-14050-13050-11040-5040-8060-14060-130
12, drying equipmentHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boiling
temperature ℃130-150120-140130-150150-170130-150130-150125-140
time, h1.0-2.01.0-2.01.0-2.02.02.01.0-2.01.0-2.0

7-8 table:

plasticPolyimide PIPolyarylatePolyurethaneTetrafluoroethylene-hexafluoropropylene copolymer FEP, F46Cellulose acetate CACellulose Acetate Butyrate CABCellulose Acetate Propionate CAF
injection parameters       
1, Injection molding machine typescrewsscrewsscrewsscrews111
2, screw type111special111
Rotating speed, r/min20-3020-5020-7020-30111
3, gate typeExtended11Extended111
temperature ℃290-300230-250170-180290-3001111
4, barrel temperature front section ℃290-310240-260175-185300-3301111
middle section ℃300-330250-280180-200270-29011111
rear section ℃280-300230-240150-170170-200111111
5, mold temperature,℃120-150100-13020-40110-1301111
6, injection pressure, MPA100-150100-13080-10080-130111
7, holding pressure, MPa40-5050-6030-4050-60111
8, injection time, s2-52-82-61-3111
9, pressure holding time, s20-6015-4030-4020-60111
10, cooling time, s30-6015-4030-4020-60111
11, cycle time, s60-13040-9070-11050-130111
12, drying equipmentHorizontal boilingHorizontal boilingHorizontal boilingHorizontal boiling111
temperature ℃150-17011180-9080-9080-90
time, h2111<0.5<0.5<0.5

8-8 table:

plasticEthyl cellulose ECPolypropylene thermoplastic elastomer PP/EPDMpoly-4-methylpentenePolytrifluoroethylene PCTFEPolyphenylene sulfide PPS
injection parameters     
1, Injection molding machine type1screwsscrewsscrewsscrews
2, screw type1Progressivespecial1special
Rotating speed, r/min125-5020-3020-3020-30
3, gate type1Direct typeDirect typeExtendedExtended
temperature ℃1200-230280-290265-270280-300
4, barrel temperature front section ℃11200-230290-310275-280300-310
middle section ℃11200-230250-270280-290320-340
rear section ℃11190-220230-250200-210260-280
5, mold temperature,℃138-6680-13080-130120-150
6, injection pressure, MPA135-13880-13080-13080-130
7, holding pressure, MPa128-11030-5020-6040-50
8, injection time, s13-52-51-32-5
9, pressure holding time, s115-4520-6020-6030-70
10, cooling time, s115-4020-6020-6020-50
11, cycle time, s130-10050-13050-13040-90
12, drying equipment1Horizontal boilingHorizontal boilingHorizontal boilingHorizontal boiling
temperature ℃80-90100-110120-1501150-170
time, h<0.5<0.5<0.512.0

Author:

Gary Liao

Gary Liao

Gary Liao is the Engineering Manager of TDL Company and has more than 20 years of mold design experience.

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