Q.1
EP 2 grease, high-temperature grease and chain and open-gear grease are used in roll forming equipment.
  • a) True
  • b) False
Q.2
Which of the following oils is used in roll forming equipment?
  • a) SAE 140
  • b) SAE 30
  • c) Linseed oil
  • d) SAE 5W-30
Q.3
In how many types roll forming lubricants are categorised?
  • a) 3
  • b) 5
  • c) 6
  • d) 4
Q.4
Chemical solutions (synthetics) ideal for coated steel.
  • a) True
  • b) False
Q.5
Which of the following is used for lubrication in heavy-duty roll forming?
  • a) Extreme pressure-type solutions
  • b) Soap-type solutions
  • c) Non-ionic type solutions
  • d) Micro-emulsions
Q.6
For which of the following materials evaporative lubricants are used?
  • a) Hot rolled steel
  • b) Stainless steel
  • c) Ferrous and non-ferrous materials
  • d) Aluminium
Q.7
Which of the following is ideal for lubrication in roll forming of hot rolled and cold rolled steel?
  • a) Micro-emulsion
  • b) Macro-emulsion
  • c) SAE 120
  • d) SAE 20W 40
Q.8
Macro-emulsions are also called as soluble oils.
  • a) True
  • b) False
Q.9
Why additives are mixed with lubricating oil?
  • a) To reduce the friction
  • b) To increase the heat transfer
  • c) To change the colour
  • d) To improve the lubricant properties
Q.10
Pick the odd one out.
  • a) Sulphur compounds
  • b) Nitrates
  • c) Phosphorous compounds
  • d) Chlorine compounds
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