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Classification
Type WFQSn 11Q
Type WfqSn 8-3Q Composition
%Wt.
Cu
88~90 87.5~90 Sn 10.0~11.5 (10.8) 7~9 (8) Zn ---- 2~4 (3) P 0.2~0.4 (0.3) ---- Inpurity ≤ 0.5 ≤ 0.8 Properties
Apparent Density g/cm3
≥ 4.75 ≥ 4.75 Tap Density g/cm3 ≥ 5.3 ≥ 5.3 Flowability Excellent Excellent Particle Shape Spherical Spherical Appearance Pale Bronze Colour Pale Bronze Colour
Note:
WFQSn 11Q is widely used both abroad and domestic. White WFQSn 8-3Q is common used in China only.
No.
Particle Size Distribution ( µ ) Reference Mesh No. 1 900~630 20~38 2 630~450 28~40 3 450~280 40~60 4 280~180 60~80 5 180~125 80~120 5A 180~150 80~100 5B 150~120 100~120 6 125~90 120~160 6A 125~106 120~140 6B 106~90 140~160 7 90~63 160~240 7A 90~75 160~180 7B 75~63 180~240 8 63~45 240~320
Note:
Because of different wire diameter, mesh No. shown in table should be different. This is for reference only, we can offer special available products according to any of our customers' need.Use:
(1) Used to manufacture metallic polymers and mixing anti-friction material.
(2) Used to manufacture sintered Bronze filter and silencer etc.
(3) Used in watch, Meter and photo industries for finishing micro-parts.
(4) Used to manufacture friction material.
These types are our standard products, if you are interested in it or you have any question, please let us know the details of your requirements and this type number. Or please fill in the form given in our Terms & Conditions.
