Sell copper alloy non-sparking shovel, square or round point

详情

?Nonsparking coppper alloy shovels,
1.copper alloy?shovel,plastic or rubber?handle
2.non sparking shovel, aluminium bronze or beryllium bronze?shovel
3.explosion-proof copper alloy shovel
4.spark free copper alloy?shovel

We are manufacturers specializing in the production of explosion-proof tools, our main products include a variety of aluminum bronze and beryllium bronze hammer, axe, wrench, screwdriver, pliers, scissors, shovels, pry, chisels, listening needles, as well as a variety of other special tools. Our products meet international quality standards.
1.Material Information
1). Beryllium bronze explosion-proof tools explosion-proof performance
(a) Standard code: GBEx II C
(b) Hardness: HRC*5 above
(c) Tensile strength: ******0 KGF/mm2
(d) Magnetic: 0
?
2). Aluminium bronze explosion-proof tools explosion-proof performance
(a) Standard code: GBEx II B
(b) Hardness: HRC*5 above
(c) Tensile strength: ****5 KGF/mm2
2.Surface preparation
Electrostatic spraying
Essential color
Passivation treatment
3. Polishing processing
General polishing
Mirror poishing
4. Manufacturing technique
(1) casting
(2) forging
solid forging die
machinery forgings, including freedom of die forgings and precision forging
?
How to manufacture the safety tools?
To prepare the raw material, blanking
Smelting
Pouring
Cut the water gap
Stored in the semi finished products warehouse
Punching
drawing or slotting
PE plain end and chamfering
Drill hole
Perfect the product and marking
If Be-bronze, need heat treatment
Polishing
Surface treatment
finished!
?