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R-20

Check the main design according to the design size: R-20 inside

Icon code
Design size
Tolerance
A
19.20 Minimum value
B 33.20 The maximum value
C 2.00 Minimum value
D 25.60 Reference
E 21.50 Reference
F 1.10 ±0.10
G 40.30 The maximum value
H 31.50 ±0.30
I 1.40 ±0.10
J 2.30 ±0.10
W 1.00
Reference

● Detection tool:digital caliper or micrometer.

● Indicate the code for inspection.

● the number of outlet slot 5×2,hanging hook 2.

● hole A is not roundness≤0.20mm,both sides of the hobbing plane of the parallelism≤0.20mm,no significant warping.

● hole hole anastomosis is not allowed to have a step,feel smooth and unimpeded.

● no residual shape or damage,color is no different normal

● finish up to▽7 or more,but allow for harmless scars and miniatures.

● Metal-free impurities or other debris,containing metal,debris products,must be waste separation.

● no melting marks,no internal pores bright spot.There are stomatal highlights(excluding melting marks)products for foreign goods.

● no flash,burr and excess material.Key parts of the burr≤0.05 mm.

● anti-pressure≥25 kg/square centimeter,no damage.

● feel a strong elasticity,and not brittle.

● hardness,wear resistance are suitable for high-speed heavy-duty rotation.

● Selection of raw materials must meet the requirements of the EU ROHS directive,and has UL yellow card certification and fixed-point supply.

● heat distortion temperature≥120 degrees Celsius,insulation resistance must be≥1000M ohm,flame retardant UL94Vo level/0.8-3.2mm.

● other structures should meet the transformer manufacturing process as the standard.


Check the main design size according to the figure: R-20 outside

Icon code
Design size
Tolerance
K 25.80 ±
L 33.20 The maximum value
M 2.60 Minimum value
N 28.00 ±
O 1.10 ±0.10
P 35.60 ±
Q 32.00 ±0.30
R 1.00 ±
S 1.00 ±

● Detection tool:digital caliper or micrometer.

● Indicate the code for inspection.

● The number of outlet slots is 6×2.

● the hole K is not roundness≤0.20mm,with the inner shell D size with the appropriate fit.

● hole hole anastomosis is not allowed to have a clear step,two pieces of flat after no obvious warping,splicing seam≤0.20mm.

● shape no defect or damage,allowing anastomosis in the absence of defects,color is no different normal

● finish up to▽7 or more,but allow for harmless scars and miniatures.

● Metal-free impurities or other debris,containing metal,debris products,must be waste separation.

● no melting marks,no internal pores bright spot.There are stomatal highlights(excluding melting marks)products for foreign goods.

● no flash,burr and excess material.Key parts of the burr≤0.05 mm.

● anti-pressure≥25 kg/square centimeter,no damage.

● feel a strong elasticity,and not brittle.

● Selection of raw materials must meet the requirements of the EU ROHS directive,and has UL yellow card certification and fixed-point supply.

● heat distortion temperature≥120 degrees Celsius,insulation resistance must be≥1000M ohm,flame retardant UL94Vo level/0.8-3.2mm.

● other structures should meet the transformer manufacturing process as the standard.


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