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Updated product:High Purity tungsten Disulfide: WS2
Specification Data Sheet:
Purity % W wt% S wt%

99.00-99.90

73.50-74.30

25.82-26.50

Fsss= 0.4、0.5、0.6、0.7、0.8、1.0、2.0、4.0、5.0、6.0μm

Packing: 25/50kg iron drum with double vacuum package or negotiation.

Property and applications:

Main Application

Used for spraying, coating, carbon material, all sorts of grease, lubricating oil, friction materials and catalyzes.

 Property

metallic-membrane

plating mechanics

Taking high speed frozen compressed air as medium, pushing intensively the dry WS2 powder into the surface of base-material, WS2 molecules coalescent with base material promptly, this process need not any binding agent, and do not need bake after coating.

Coefficient of Friction

0.030 dynamic, 0.070 static. ( WS2 on WS2 )

Load Capacity

Same as substrate up to 100,000 psi

temperature range

Lubricates from -460oF to 1200oF ( -273oC to 650oC) in normal atmosphere, -350oF to 2400oF (-188oC to 1316oC) at 10-14 Torr

chemical stability

Inert, non-toxic

magnetic property

Non magnetic

hardness

Approximately 30 Rockwell C

density

7.4 g/cm3

thickness

0.5 microns (0.000020 in)

color

blue and grey

resistance to corrosion

slowing corrosion, but can’t avoid corroding base materials completely.

Coatable base materials

iron, steel, aluminum, copper and all sorts of tungsten, plastic, man-made solids

compatibility

being compatible with a majority of oil paint, solvent, oil, fuel

Military specification

Processed to DOD-L-85645

 Application

Mechanical bearing

linear bearing- being used in cutting, powdering, and orientation devices

ball bearing-laser, atomic energy, Wuchenbao, and medical facilities.

recorder bearing-copying with high speed

roller bearing- running up axis, loading and conveying wheel

ball screw- axis of Thomsen and orientation instrument with linear driving

automobile-base bearing of engine, rod bearing, wheel axle

gear

copier, printing mechanism, high temperature gear, transmission case, auto-running, high loading equipment, high speed motor, oil free gear in dust free room

axis

motor transmission, inner spindle, outer spline shaft, thread apex, medical motor, turbo generator

wedge

plastic injection mold, can manufacture, cold-working treatment, clamp, moulding, transmission system.

chain

chain rolls, built up connection, glass panel, paper pulp mill, food processing, dust free room, machine assembly, joint of gear and chain, auto-transmission, bicycle chain

valve

servo valve, electric solenoid, needle valve, valve in auto spraying system, hydraulic valve of diesel engine, nuclear system

connecting piece and un-connecting piece

stainless steel components, the parts that must be restrained frictions in apparatus of water pressure, air pressure, oil pressure, pressure

cutting machine

rough grinding, fine grinding, driller clamper, crimped lock, threading, and cutting high-hardness object

cast processing

almost completely removing the use of silicon, so to prolong the service life of the moving parts

injection mold shaping

during injection mold shaping, the all parts which contact with plastic such as mould, pin etc, WS2 can increase the liquid speed of plastic 3~9%, and improve output 4~8%. And the forming body has a good smoothness.

others

Little firelock, magnetic head, low temperature pump, train, battleship, tank, helicopter, panzer, satellite, the easy fretting parts in missile apparatus, pneumatic vibrator, electronic connector, circuit-breaker, switch, lathe clamper, chock, compressor, rheostat, slide block, the mechanical parts of timer, director valve, chain saw, rubber blanket, O-seal ring, high vacuum apparatus.

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