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  • Special Screws
  • Chemical Resistance

SNCW-M3

Slotted Cheese Head Machine Screws (Pure Tungsten)

  • Cleanroom Specification
  • Heat-resistance
  • Chemical-proof

Dimension Drawing

SNCWSlotted Cheese Head Machine Screws (Pure Tungsten)寸法図

Specs/CAD

Select

M (Coarse)
Nominal of Thread
All
M3
L
All
6
8
10

Unit : mm

Part Number M (Coarse)
Nominal of Thread
Pitch L D1 L1 a t Tensile Breaking
Load (N)*1
Mass
(g)
CAD
Download
RFQ
SNCW-M3-6 M3 0.5 6 5.5 2 0.8 0.85 1500 1.6 CAD RFQ
SNCW-M3-8 M3 0.5 8 5.5 2 0.8 0.85 1500 1.8 CAD RFQ
SNCW-M3-10 M3 0.5 10 5.5 2 0.8 0.85 1500 2.1 CAD RFQ

*1: Values in chart are for reference only. They are not guaranteed values.
● Batch cleanroom packing is provided for orders containing multiple items of the same size.

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Material/Finish

SNCW
Main Body Pure Tungsten(99.95 % or above)

Application

FPD production equipment / Semiconductor manufacturing equipment / Printed circuit board etching devices /
Metallic surface treatment equipment and facilities / Chemical plants

Characteristics

  • Made of tungsten, with characteristics including a high melting point, high specific gravity and high purity.
  • Melting point: 3683°C
  • The specific gravity is at least twice that of general steel and stainless steel.
  • Excellent chemical resistance also includes resistance to hydrofluoric acid.
  • Cleanroom wash/cleanroom packing provided.⇒Cleanroom Wash / Cleanroom Packing Service

Physical Properties

Pure Tungsten SUS304
Specific Gravity 19.3 7.93
Specific Heat (J/kg・K) 138 500
Electric Resistance (µΩ・m) 0.054 0.7
Thermal Conductivity (W/(m・K)) 174 17
Linear Expansion Coefficient (K-1) 4.36 × 10-6 17.3 × 10-6

Values in chart are for reference only. They are not guaranteed values.


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