Material:38CrMoALA
Hardness after hardening and Tempering:HB260°~320°
Nitrided Hardness:HV950°~1000°
Nitrided Depth:0.50~0.7mm
Nitrided Brittleness:above 2 stage
Surface Roughness:Ra0.4
Screw straightness:0.015mm
Hardess of surface chromium-plating after Nitriding:HV≥950HV
Chromium-plating Depth:0.05~0.10mm
ALLoy Depth:0.8~2.0mm
Alloy hardness:HRC56°~65°
Alloy:nickel,tungsten,molybdenum
 
Tel:+86-0580-8052262
Fax:+86-0580-8051690
E-mail:screw@zszhongsu.com
Add:c-no.7 xihou industrual agglomeration,jintang town,dinghai district,zhoushan city,zhejiang province
Home > Universal Screw >> Tungsten Alloy Screw

screw material:

raw material The finished product Processing requirements
38CrMoAlA,SACM645,40Cr,AISI4140,42CrMo Bimetallic of The inner hole centrifugal casting
GHII3 nature hard after high temperature

Alloy classification:
A-iron alloy cylinder
B-nickel alloy cylinder
C-tungsten alloy cylinder
The advantage of bimetallic screw:
strong abration resistant,good for the 30% glass fiber.

Skin characteristics:
1.super hard alloy of high density,low porosity and high hardness.
2.uniformity heating of powder and low strength pressure.
3.can effectively smooth spray.
4.high dynamic energy and uniform hardness.
5.with high corrosion resistance,high wear resistance and high temperature resistance properties.
6.The adhesion force,can be processing,coating thickness.
Hardness:HV1100-1400
Adhesion strength:Above 10000Ps
Alloy powder of tungsten carbide (WC):
Nickel chromium alloy (NiCr),
Self fluxing alloy(also according to the different material,the use of alloy powder mix)

Application:
The barrel inner hole centrifugal casting of metal,alloy screw and barrel:with wear and corrosion resistance,high temperature resistance,high pressure resistance,commonly used,lens,transparent shell,cosmetics containers,transparent acrylic,nylon,PVC,PC,PPA,PPO,PPS,PA6T,LCP,ABS,bakelite,fire PC+glass fiber,Nylon+glass fiber,powder,ceramic powder,aluminum powder,iron powder,electric injection molding machine
product category:bimetallic hole centrifugal casting barrel
WorkingRange:innerdiameter15mm-500mm,
effectivelength:80000mm
processing technic:HP/HVOF+Metallurgical Bonding
alloying component:Ni+Cr+Wc and so on
hardness scale:HRC62-64
adhesion power:>126MPA
straightness:0.015mm/m
surface roughness:Ra0.4um
Alloy nameplate:Sweden
Product note:Patent all alloy sintering technology,super wear resistance,super corrosion resistance,it is suitable for halogen free material

common plastic Using Effects:

model Content of Glass fiber Melting point of Raw material(℃) Guarantee Period for screw & barrel(mouth)
PBT 30 260 15
BPT 30 260 15
PA46 0 320 10
HTN 30 260 12
LCP E 30l black〈901-0214-016〉 30 310 10
LCP E 6807l HF white〈901-0218-016〉 30 260 15
LCP E 6807l HF black〈901-0238-016〉 30 240 15
LCP E 130l black〈901-0214-016〉 30 240 15
LCP E 6807l HF white〈901-0218-016〉 40 320-370 10
HIPS black〈901-0114-012〉 0 320-370 10
HIPS black〈901-0114-012〉 0 210 15
LCP ZE 55201 HF black〈Dupont materials〉〈901-0114-012〉 50 210 15
LCP E 6807l Z white〈901-0138-016〉 50 320-350 10
LCP S 6807l white〈901-0138-016〉 50 320-350 8
LCP S 476 〈901-0147-016〉 50 320-350 8
LCP E 6807l HFZ〈901-0146-016〉 50 320-350 8
HTN〈901-01B9-002〉 30 320-350 8
PA66 30 285 8
DupontHTN 30 310 10
MitsuiPA6T 30 310 10
SoIvayPTA 30 320 10

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