Hard Facing

JACKSUN ARMOUR 350

AWS: E1-UM-400

JACKSUN ARMOUR 350 is a high-alloy hard-facing electrode designed to provide extreme wear resistance for steel surfaces subjected to severe sliding, impact, and moderate heat. Ideal for crusher parts, hammers, mining equipment, and heavy-duty machinery.

1. Typical Chemical Composition of Weld Metal (% by weight)

C	Cr	Si	Mn
≤0.3	≤1.50	≤0.5	≤1.00

2. Typical Mechanical Properties of Weld Metal

Property	Hardness (HB)	Impact Toughness (J)
Typical Values	400-450	Moderate, depends on overlay

3. Dimension, Current Condition & Packing Data (SMAW Welding)

Size (mm)	Size (inch)	Current Range (A)	Polarity	Voltage (V)	Packing (5 kg)	Packing (20 kg)
3.2	1/8	100 – 140	DC+	22 – 24	✔	✔
4.0	5/32	130 – 190	DC+	24 – 26	✔	✔
5.0	3/16	170 – 230	DC+	26 – 28	✔	✔

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