Twin Conical Screw Barrel Suppliers and Manufacturers

Specification: 45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188 The above are standard specifications, we can customize according to customers' requirements. The compression ratio of screws can be designed according to different products and ingredients. Base materials: 1)38crmoala(jis sacm645) 2)42crmo(aisi 4140) 3)4cr5mosi v1 (jis skd-61) 4)9cr18mov 5)hpt Technics: Heat treatment High-frequency quenching Nitriding treatment Hard-chrome electroplating Bimetallic alloy welding Bimetallic alloy centrifugal casting Technical parameter: Nitrided layer depth: 0.5-0.8mm Nitrided hardness: 900-1000hv Nitrided brittleness: less than grade 1 Surface roughness: ra0.4 Linearity of screw: 0.015mm Hard-chrome plating hardness after nitriding: ¡ý 950hv Chrome-plating layer depth: 0.025-0.085mm Bimetallic layer depth: 3mm Slushing oil coated& film wrapped in wooden case

Twin Conical Screws and Barrels Types of double screws gradual,levity,commingle,taper,supper,taper,granulating etc. Used for producing pipes,profiles and sheets of ordinary plasticíóPP,PE,ABSíóASíóPS etc

Specifications: 45/90, 45/100,50/105, 51/105, 55/110, 58/124, 60/125, 65/120, 65/132, 68/143, 70/140, 75/150, 80/143, 92/188 The compression ratio of the screw can be designed according to different products and mixtures. Nitrided Hardness: HV 900-1000 Nitrided Case Depth: 0.45mm-0.7mm Alloy hardness: HRC50-65 Alloy depth: 0.8mm-2.0mm Materials: Quality 38CrMoAlA Advanced nitriding process Corrosion&Abrasion resistance bimetal spraying process

Screw diameter: 35mm-200mm Length: less than 10000mm Barrel diameter: 35mm-200mm Material: 38crmoala; skd61; skd11; 40cr; 42crmo; high quality alloy steel Technology for tin coated screw barrel/: nitriding treatment, alloy coating spraying, heat-treatment, quenching Appliance for tin coated screw barrel/: pa, evoh, eaa, pc etc

1.65/132 conical twin screw and barrel 2.Alloy hardness:hrc50-65 3.Centrifugal casting(tungsten carbide) 4.Hot sale Dimension:15/30 25/55 35/75 40/83 45/90-99 48/ 112-117 50/105-110 51/ 105-12055/ 110-125 58/ 125 60/ 125-129 65/ 120-132 68/ 147 70/ 150 74/ 156-162 80/ 143-156-162 86/ 177 92/ 184-188 95/ 193 105/ 203

1.Cincinnati conical twin screw and barrel 2.Alloy hardness:hrc50-65 3.Centrifugal casting(tungsten carbide) 4.Hot sale 15/30 25/55 35/75 40/83 45/90-99 48/ 112-117 50/105-110 51/ 105-12055/ 110-125 58/ 125 60/ 125-129 65/ 120-132 68/ 147 70/ 150 74/ 156-162 80/ 143-156-162 86/ 177 92/ 184-188 95/ 193 105/ 203

1.80/156 conical twin screw and barrel 2.Alloy hardness:hrc50-65 3.Centrifugal casting(tungsten carbide) 4.Hot sale 15/30 25/55 35/75 40/83 45/90-99 48/ 112-117 50/105-110 51/ 105-12055/ 110-125 58/ 125 60/ 125-129 65/ 120-132 68/ 147 70/ 150 74/ 156-162 80/ 143-156-162 86/ 177 92/ 184-188 95/ 193 105/ 203

1.Conical twin screw and barrel 2.Alloy hardness:hrc50-65 3.Centrifugal casting(tungsten carbide) 4.Hot sale Conical twin screw barrel for plastic processing machinery Materials38crmoala 42crmo(jis scm440) 9cr18mov Skd61 etc Port departure Ningbo port Shanghai port Technical ParameterDiamete45/2- 150/2 Technical ParameterRoughnessRa 0.4um Hardness of nitrideHv850-1000Hardness of Quenching temperingHb280-320 Alloy depth0.8-2.0mmDepth of nitride layer0.5-0.8mm Alloy hardnessHrc50-65 Min 1 set Dimension:45/90 50/105 55/110 65/132 80/156 92/188

1.We are a professional company specialized in manufacturing many types of screw, the barrel can be applied on all types of injection moulding machine,rubber hot-feeding extruder, rubber cold-feeding extruder, pin barrel cold feed extruder, plastic extruder with different specifications. 2.The models of screw include: Variable pitch and variable depth, variable pitch and equal depth, variable depth and equal pitch, and equal depth and pitch. Groove multi-die type, composite type, mixing type and separating type. 3. The material of screw: manufactured with high-quality nitro alloy steel, applying the method of hardening and tempering and nitriding, thus it enjoys the characteristics of long working life, wear resistance, and anti corrosion. Besides, the technique of hard alloy spraying or chrome plating can be used on the working surface of screw, which will make it have better using effectiveness.

1.Conical twin screw and barrel 2.Alloy hardness:hrc50-65 3.Centrifugal casting(tungsten carbide) 4.Hot sale Dimension: 15/30 25/55 35/75 40/83 45/90-99 48/112-117 50/105-110 51/105-120 55/110-125 58/ 125 60/ 125-129 65/ 120-132 68/ 147 70/ 150 74/ 156-162 80/ 143-156-162 86/ 177 92/ 184-188 95/ 193 105/ 203 15/30 25/55 35/75 40/83 45/90-99 48/ 112-117 50/105-110 51/ 105-12055/ 110-125 58/ 125 60/ 125-129 65/ 120-132 68/ 147 70/ 150 74/ 156-162 80/ 143-156-162 86/ 177 92/ 184-188 95/ 193 105/ 203

Technical index Depth of nitrated layer: 0.5-0.8mm Hardness of nitration: 900-1020hv Fragility of nitration: less than grade 1 Surface roughness: ra 0.4um Hardness of cr-coating layer: >=950hv Hardness of bimetallic layer: hrc55-72 Thickness of cr-coated layer: 0.03-0.08mm Depth of bimetallic layer: >2mm. 1set/wooden box.

Screw barrels, bimetallic screw barrels, extruder screw barrels and twin conical screw barrels for injection molding machinery and extruder.

Specification: Screw diameter: d15- d 300 L/d ratio: 15-46 Product classification: Aiming at different plastic products the screw can be chosen from: general type, pin type, barrier type, separation type, and gas-exhausting type, etc. Base materials: (1)38crmoala(jis sacm645) (2)42crmo(aisi 4140) (3)4cr5mosi v1 (jis skd-61) (4)9cr18mov (5)hpt Bimetallic alloy materials: 1)fe-based alloy 2)ni-based alloy/deloro alloy 3)co-based alloy 4)nico-based alloy 5)tungsten carbide/wolfram carbide Technics: Heat treatment High-frequency quenching Nitriding treatment Hard-chrome electroplating Bimetallic alloy welding Bimetallic alloy centrifugal casting Technical parameter: Nitrided layer depth: 0.5-0.8mm Nitrided hardness: 900-1000hv Nitrided brittleness: less than grade 1 Surface roughness: ra0.4 Linearity of screw: 0.015mm Hard-chrome plating hardness after nitriding: >950hv Chrome-plating layer depth: 0.025-0.085mm Bimetallic layer depth: 3mm Slushing oil coated& film wrapped in wooden case

Screw and barrel for injection molding machine, extruder screw barrel, parallel twin screw barrel, conical twin screw barrel, rubber screw barrel.

Specification: Screw diameter: d20mm-d220mm Mould clamping force: 250t-3200t Shot weight: 30g-30000g Technical information Base materials: (1)38crmoala(jis sacm645) (2)42crmo(aisi 4140) (3)4cr5mosi v1 (jis skd-61) (4)9cr18mov (5)hpt Bimetallic alloy materials: 1)fe-based alloy 2)ni-based alloy/deloro alloy 3)co-based alloy 4)nico-based alloy 5)tungsten carbide/wolfram carbide Technics: Heat treatment High-frequency quenching Nitriding treatment Hard-chrome electroplating Bimetallic alloy welding Bimetallic alloy centrifugal casting Technical parameter: Nitrided layer depth: 0.5-0.8mm Nitrided hardness: 900-1000hv Nitrided brittleness: less than grade 1 Surface roughness: ra0.4 Linearity of screw: 0.015mm Hard-chrome plating hardness after nitriding: ¡ã 950hv Chrome-plating layer depth: 0.025-0.085mm Bimetallic layer depth: 3mm. Slushing oil coated& film wrapped in wooden case

Specification: Screw diameter: d20mm- d220mm Mould clamping force: 250t-3200t Shot weight: 30g-30000g Base materials: (1)38crmoala(jis sacm645) (2)42crmo(aisi 4140) (3)4cr5mosi v1 (jis skd-61) (4)9cr18mov (5)hpt Bimetallic alloy materials: 1)fe-based alloy 2)ni-based alloy/deloro alloy 3)co-based alloy 4)nico-based alloy 5)tungsten carbide/wolfram carbide Technics: Heat treatment High-frequency quenching Nitriding treatment Hard-chrome electroplating Bimetallic alloy welding Bimetallic alloy centrifugal casting Technical parameter: Nitrided layer depth: 0.5-0.8mm Nitrided hardness: 900-1000hv Nitrided brittleness: less than grade 1 Surface roughness: ra0.4 Linearity of screw: 0.015mm Hard-chrome plating hardness after nitriding: 950hv Chrome-plating layer depth: 0.025-0.085mm Bimetallic layer depth: 3mm. Slushing oil coated& film wrapped in wooden case

Specification: Screw Diameter: D15- D 300 L/D ratio: 15-46 Product classification: Aiming at different plastic products the screw can be chosen from: General type, pin type, barrier type, separation type, and gas-exhausting type, etc. Base Materials: (1)38CrMoAlA(JIS SACM645) (2)42CrMo(AISI 4140) (3)4Cr5MoSi V1 (JIS SKD-61) (4)9Cr18MOV (5)HPT Bimetallic alloy materials: 1)Fe-based alloy 2)Ni-based alloy/Deloro alloy 3)Co-based alloy 4)NiCo-based alloy 5)Tungsten carbide/Wolfram carbide Technics: Heat treatment High-frequency quenching Nitriding treatment Hard-chrome electroplating Bimetallic alloy welding Bimetallic alloy centrifugal casting Technical parameter: Nitrided layer depth: 0.5-0.8mm Nitrided hardness: 900-1000HV Nitrided brittleness: less than grade 1 Surface roughness: Ra0.4 Linearity of screw: 0.015mm Hard-chrome plating hardness after nitriding: >950HV Chrome-plating layer depth: 0.025-0.085mm Bimetallic layer depth: 3mm Slushing Oil Coated& Film Wrapped in Wooden Case

Twin conical screws and barrels Types of double screws Gradual, levity, commingle, taper, supper, taper, granulating etc. Used for producing pipes, profiles and sheets of ordinary plasticíópp, pe, absíóasíóps etc

or good plasticizing effect,we have different designs of screw and barrel for extruder or injection to meet customer's demand.Our factory manufactures with high-quality material, applying the method of hardening and tempering and nitriding, thus it enjoys the characteristics of long working life, wear resistance, and anti corrosion. Besides, the technique of hard alloy spraying or chrome plating can be used on the working surface of screw, which will make it have better using effectiveness.