Products<
Parallel Twin Screw Barrel
产品介绍
Specification:
Φ65/2 Φ80/2 Φ90/2 Φ105/2 Φ125/2 Φ130/2 Φ150/2 Φ180/2 Φ200/2
Aspect ratio: L / D = 18 ~ 25
L/D ratio: 16-35
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)9Cr18MOV
Bimetallic alloy materials:
(1)Fe-based alloy
(2)Ni-based alloy/Deloro alloy
(3)Tungsten carbide/Wolfram carbide
Technical Indicators
Heat treatment
Nitriding treatment
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Double alloy hardness: HRC55-62
Technical Parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 950-1020Hv
Nitrided brittleness:≤ 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Bimetallic layer depth: 3mm
Φ65/2 Φ80/2 Φ90/2 Φ105/2 Φ125/2 Φ130/2 Φ150/2 Φ180/2 Φ200/2
Aspect ratio: L / D = 18 ~ 25
L/D ratio: 16-35
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)9Cr18MOV
Bimetallic alloy materials:
(1)Fe-based alloy
(2)Ni-based alloy/Deloro alloy
(3)Tungsten carbide/Wolfram carbide
Technical Indicators
Heat treatment
Nitriding treatment
Bimetallic alloy welding
Bimetallic alloy centrifugal casting
Double alloy hardness: HRC55-62
Technical Parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 950-1020Hv
Nitrided brittleness:≤ 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Bimetallic layer depth: 3mm
