However the sample dimensions must be selected such that the test can discriminate between different cof values provided by different lubricants.
Deep draw stamping lubricant.
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It is thus a shape transformation process with material retention.
An array of applications including blanking piercing bending forming stamping and deep drawing.
Deep drawing is a sheet metal forming process in which a sheet metal blank is radially drawn into a forming die by the mechanical action of a punch.
Generally the effectiveness of a deep drawing lubricant depends on its ability to form an adsorbed film of sufficient strength and oiliness on the metal surface being drawn.
Due to the quality of raw materials this product can handle a tremendous range of drawing and stamping applications.
When etna started operations in 1943 we began providing our drawing and stamping fluids and lubricants to produce shell cases for ammunition.
The draw ratio must fall within acceptable limits to allow metal to flow.
Stainless steel deep drawing stamping lubricant.
Has over 70 years of experience developing formulating and manufacturing neat oil and water soluble oils for deep drawing and stamping operations.
The draw ratio is among the most important elements to be considered when attempting to deep draw a round cup.
The deep drawing test conducted at test speeds and with bhf comparable to those present in practical stamping is a reliable test for evaluating stamping lubricants.
Deep stamping pastes cutting and stamping lubricants complete range of lubricants intended for cutting punching fine blanking stamping deep drawing operations with ferrous and non ferrous metals.
Different types of drawing lubricants are used depending on the depth of a particular draw.
Three types of drawing lubricants are used.
Oakite gardolube vp 10300 1 is a water soluble blend of highly refined natural lubricant components with corrosion inhibitors and a non silicone foam suppressant for use on steel copper brass and aluminum.
The draw ratio is the relationship between the size of the draw post and the size of the blank.