Products

 

Brass wire OB-P wire/OB-B wire

This wire is the basic type in the series. It is available in two types,hard (P type) and soft (B type) this wire exhibits maximum EDM performance in a general-purpose, standard grade, or other wire EDM machine.

Features

Brass wire OB-P wire/OB-B wire

  • The wire diameter is controlled and manufactured to a tolerance of +/-0.001mm.
  • Stable mechanical and electrical characteristics are guaranteed as a result of our unique heat treatment technology.
  • Has excellent straightness to facilitate automatic threading.
  • Uses high purity material containing minimal impurities.

Product name

OB - Wire diameter symbol    Type symbol    (Bobbin symbol)    OKI control code

Wire diameter and characteristics

Wire diameter symbol Type symbol Standard wire diameter
mm
Wire diameter tolerance
mm
Tensile strength
MPa
Fracture load
N
Conductivity
%
10 P
(hard)
0.10 +/-0.001 980(Min) 7.7(Min) 22(Min)
15 0.15 17.4(Min)
20 0.20 30.8(Min)
25 0.25 48.2(Min)
30 0.30 69.3(Min)
20 B
(Soft)
0.20 +/-0.001 442(Min) 13.8(Min) 25(Min)
25 0.25 21.6(Min)
30 0.30 31.2(Min)

Bobbin

Bobbin symbol Standard Quantity of wire
kg
0.10mm 0.15mm 0.20mm 0.25mm 0.30mm
P B P B P B P B P B
P-3R 1.6 standard stock product product on order
3 standard stock product standard stock product standard stock product product on order standard stock product product on order standard stock product product on order
P-5R 5 standard stock product standard stock product product on order standard stock product product on order standard stock product product on order
TP-5R*1 product on order product on order product on order product on order product on order product on order product on order
P-10 10 standard stock product product on order standard stock product product on order standard stock product product on order
P-15 20 standard stock product product on order standard stock product product on order standard stock product product on order
K-125*2 3.8 product on order product on order product on order product on order product on order product on order
K-160*2 6 product on order product on order product on order product on order product on order product on order
K-200*2 15 standard stock product product on order standard stock product product on order product on order product on order

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