Conical Twin Screw and Barrel 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, 105/216, 110/220
	
	
		The above are our standard specifications, we can customize according to customers' requirements.
	
	
		The compression ratio of screws can be designed according to different raw material and products.
	
	
		Conical Twin Screw and Barrel Material of Screw and Barrel:
	
	
		
			
				
					
						Raw Material
					
				
				
					
						The Finished Product Processing Requirements
					
				
			
			
				
					
						38CrMoAlA, SACM645, 42CrMo
					
				
				
					
						Nitriding Treatment
					
				
			
			
				
					
						42CrMo, AISI 4140
					
				
				
					
						Chrome Plating Hardness Layer
					
				
			
			
				
					
						4Cr5MoSiV1, SKD-61, SKD-11
					
				
				
					
						Spraying Bimetal Alloy Layer And Nitriding Treatment
					
				
			
			
				
					
						H…