The motor and electrical part of this Explosion Proof Hoist are explosion-proof according to China GB3836.1-2000 and GB3836.2-2000 rules. The travelling mechanism of this hoist are with spark proof treatment for explosion-proof grade of ExdII CT4.
This explosion proof hoist is fabricated with explosion-proof level ExdII BT4 and ExdII CT4, which can be fitted on suspension rail, explosion proof suspension monorail, explosion proof single girder crane and explosion proof double girder crane. Weihua Explosion proof hoist is suitable for the environment in factory with explosion gas formed by inflammable gas, steam and air of which explosion proof is less than B or C and ignition group is more than T4(135°C) group.
Hoisting weight: 1t ~ 32t or custom
Lift height: 9m ~ 30m
Working temperature: -25°C - 40°C
Sling device: hook
Packing: wooden case, leather, reinforced bar, etc.
Weihua is a China leading crane manufacturer with 31 years experience. You can find our products all over China, also in 110 countries such as the UK, Russia, USA, Thailand, Ukraine, Egypt, Mexico, Pakistan, Malaysia, etc. We have confidence to provide you with the right products and professional solutions. Just let us know your needs.
Explosion Proof Hoist Hoist Trolley Systems,Explosion Proof Hoist,Explosion Proof Electric Hoists,Electric Chain Hoists Henan Weihua Heavy Machinery Co., Ltd. , https://www.hoistcrane.nl
Extruder Single Screw and cylinder
Specification:
Screw Diameter: Φ 15- Φ 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.
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: >=950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm
Warranty and service: 1 year
Our advantages:
1)Excellent raw materials
2)Good customer service
3)Rapid delivery
4)Reasonable price
5)Production quickly
Experienced manufacturer, we will be the best choice.
