特点一：新型螺旋曲面效率高
Characteristic 1: new-type helical surface with high efficiency
公司德国专家研发团队引进国外先进理念，优化转子螺旋曲面，使其提高工作效率，满足国家节能效果要求。
The Company’s German expert R&D team introduces international
advanced concepts and optimizes rotor helical surface, thus the working
efficiency is enhanced and national requirements for energy conservation
are satisfied.
特点二：等离子渗氮寿命长
Characteristic 2: plasma nitriding with long service life
根据含细微颗粒介质的输送需要，转子螺旋套和同步齿轮均采用等离子渗氮技术处理，既提高了耐腐蚀性，又增加了表面硬度，大大延长了使用寿命。
According to the transportation requirement of medium with fine
particles, the corrosion resistance is enhanced and its surface hardness
is increased and service life is greatly extended by conducting plasma
nitriding technical treatment for rotor barrel and synchromesh gear.
特点三：智能数控加工精度高
Characteristic 3: intelligent numerical control with high precision
智能化数控转子机械加工技术、独特的360°切削刀具，再配合由公司自主开发的加工误差同步补偿软件，彻底消除了核心部件转子切削加工过程中由于机床和刀具刚性问题引起的坐标失准、转子型线飘移现象，确保转子的加工精度和互换性。
With intelligent numerical control rotor mechanical processing technology, unique 360°
cutter and machining error synchroballistic software, coordinate misalignment and rotor profile
drifting phenomena arising from stiffness of machine tool and cutter emerging during machining
of core parts and rotor can be thoroughly eliminate to ensure the processing precision and inter-
changeability of rotor.
特点四：双吸外置结构使用范围广
Characteristic 4: double-suction outer structure with large use scope
依靠同步齿轮定位，两螺杆始终保持恒定间隙，对介质适应性较强；双吸结构设计，介质在密封腔内的连续运动和轴向力自平衡可保证大流量输送时的稳定可靠；外置轴承结构，可满足高温、非润滑性、高粘度、含细微颗粒等特殊工况的输送需要。
By relying on synchromesh gear to realize positioning, two screws always
keep constant interval with high butt joint adaptation. With
double-suction structure design, the continuous motion of medium in seal
cavity and self-balancing of axial force can guarantee stable and
reliable transportation of large flow quantity. Outer bearing structure
can satisfy transportation requirements of special working conditions
such as: high temperature, non-lubricating, high viscosity and special
working conditions with fine particles.
特点五：转子动平衡运转更稳定
Characteristic 5: more stable rotor dynamic balancing running
采用独特的动平衡方式，对螺旋套、同步齿轮、联轴器及整套转子分别进行动平衡校正，有效减少不平衡径向力冲击，使泵运转更稳定。
With unique dynamic balancing mode, through dynamic balancing correction
of helical casing, synchromesh gear, coupler and whole set of rotor,
imbalance radial force shock can be effectively reduced to have the pump
run more stably.
特点六：柔性装配更精准
Characteristic 6: More precise flexible assembly
装配全过程采用免冲击的柔性装配技术，避免由于装配引起的，对泵转动部件、特别是精密轴承的损坏；轴与齿轮、轴与联轴器之间均采用零间隙、自定心、装拆方便的柔性定位技术，确保运行平稳性、安静性和动力传递的准确性。
Free-shock flexible assembly technology is adopted during assembling,
the damages to pump’s rotatable parts especially the precision bearing
resulted from assembling will be avoided. By adopting flexible
positioning technique featuring zero clearance, selfcentering and
convenient installation and disassembling between axis and gear and
between that and coupler, the operation
stability and precision of quietness and power transmission can be guaranteed.
流量Flow：2~1000m3/h
进口压力Inlet pressure：-0.08~2.5MPa
出口压力Outlet pressure：0.2~10 MPa
介质温度Medium temperature：-20~220 ℃
介质粘度Medium viscosity：0.5~10000 mm2/s
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