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1.over 19 years experience for barrel and screw, 2.38CrMoAlA,nitriding,bimetallic,plated, 3.custom-made - details see: https://www.machineto.com/barrel-and-screw-for-plastic-injection-machine-for-sale-10334462

Material of barrel screw

Alloy-Steel of High-quality

1)38CrMoAlA(JIS SACM645)

2)42CrMo(JIS SCM440)

3)9Cr18MoV

4)CW6Mo5Cr4V2

5)SkD61

6)SkD11

Technical process

1. Heat treatment

1)nitriding treatment

2)High frequency quenching

3)Spray coating bimetallic-alloy

4)Vacuum quenching

2. Centrifugal casting

3. Alloy coating spraying

Screw type

For good plasticizing effect,we have different design of screw barrel to meet customer's demand. Gradual type,mutant type,wave type,barrier type,double screen type, shunt type,separation type,exhaust type, pin type, mixed type, double-head type,three-head type,multi head type etc.

Product chart

Production showing

Our workshop

Technical parameter

Amount of injection	Screw diameter ×length (mm)	Barrel diameter×length (mm)	amount of injection (g)	screw diameter×length (mm)	barrel diameter×length (mm)
30-90	Φ30×90	Φ85×860	800-1250	Φ75×1825	Φ170×1725
60-125	Φ35×910	Φ85×860	1000-1500	Φ80×2000	Φ180×1805
100-150	Φ38×935	Φ95×900	1250-2000	Φ85×2300	Φ190×1900
100-125	Φ40×980	Φ95×910	2000-3000	Φ90×2700	Φ210×2000
125-300	Φ42×1030	Φ105×8880	2500-5000	Φ100×2600	Φ230×2405
250-400	Φ45×1210	Φ115×1165	3000-6000	Φ110×2600	Φ256×2590
300-500	Φ50×1300	Φ125×1260	4000-10000	Φ120×2800	Φ256×2800
450-600	Φ55×1335	Φ130×1320	6000-8000	Φ130×3010	Φ256×2970
500-700	Φ56×1350	Φ130×1350	8000-10000	Φ145×3010	Φ256×3200
500-700	Φ60×1380	Φ140×1350	10000-15000	Φ160×3500	Φ270×3200
650-800	Φ65×1415	Φ150×1420	13000-25000	Φ170×3415	Φ317×3380
700-1000	Φ70×1790	Φ160×1685

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