About grandpamac

Basic Information


Age
75
About grandpamac
Location:
Okawa Hawkes Bay
Interests:
Hunting, handloading and outdoor.
Occupation:
Retired

Statistics


Total Posts
Total Posts
3,177
Posts Per Day
1.63
General Information
Last Activity
Yesterday 07:28 PM
Join Date
06-12-2019
Referrals
0

5 Friends

  1. bumblefoot bumblefoot is offline

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    bumblefoot
  2. Kiwi Sapper Kiwi Sapper is offline

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    Kiwi Sapper
  3. Micky Duck Micky Duck is offline

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    Micky Duck
  4. Sanctuary Sanctuary is offline

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    Sanctuary
  5. Sideshow Sideshow is offline

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    Sideshow
Showing Friends 1 to 5 of 5

4716 Likes

  1. Micky Duck
    Micky Duck liked post by grandpamac On thread : Is it Pressure or Powder Capacity?
    Greetings All, There is another factor that can effect barrel life and that is the projectile. About 1980 I was working for the late Tony Loughnan who some will remember as a full bore target...
    Liked On: 13-03-2021, 03:17 PM
  2. veitnamcam
    veitnamcam liked post by grandpamac On thread : Is it Pressure or Powder Capacity?
    Greetings Hermitage, There is no doubt that reduced pressure will reduce throat erosion but the variable you have missed is projectile diameter. The .308 has 60% more throat area than the .243 (...
    Liked On: 13-03-2021, 11:45 AM
  3. Moa Hunter
    Moa Hunter liked post by grandpamac On thread : Is it Pressure or Powder Capacity?
    Greetings Hermitage, There is no doubt that reduced pressure will reduce throat erosion but the variable you have missed is projectile diameter. The .308 has 60% more throat area than the .243 (...
    Liked On: 13-03-2021, 11:07 AM
  4. zimmer
    zimmer liked post by grandpamac On thread : Is it Pressure or Powder Capacity?
    Greetings Hermitage, There is no doubt that reduced pressure will reduce throat erosion but the variable you have missed is projectile diameter. The .308 has 60% more throat area than the .243 (...
    Liked On: 13-03-2021, 10:55 AM
  5. Cordite
    Cordite liked post by grandpamac On thread : A semi-automatic rifle for the next hunting season
    For a fast second shot a two shot mag would be more than ample. Grandpamac.
    Liked On: 13-03-2021, 08:36 AM
  6. Cordite
    Cordite liked post by grandpamac On thread : A semi-automatic rifle for the next hunting season
    I note that Horst mentions group hunt by which I assume he means a driven game hunt. In these hunts the game is on the move and not dawdling either. For these a fast second shot would be an advantage...
    Liked On: 13-03-2021, 08:35 AM
  7. Micky Duck
    Micky Duck liked post by grandpamac On thread : Walking Poles
    Greetings All, I was wondering the same thing when out for my walk yesterday. I have always used handy trees and shrubs for support on the steep slippery stuff which is fine when they are handy....
    Liked On: 12-03-2021, 09:59 PM
  8. Micky Duck
    Micky Duck liked post by grandpamac On thread : .303 enfield sniper hunt
    Greeting Mooseman, Moa Hunter, Viper, Mathias Mimms, and All, Thanks for your likes and comment on my unique .303. The rifle is one of three from my old soldiers cabinet that has connections to now...
    Liked On: 12-03-2021, 07:48 PM
  9. Micky Duck
    Micky Duck liked post by grandpamac On thread : .303 enfield sniper hunt
    Greetings All, A future walk with my severely bubba modified No 4 needs to be included in planning. Perhaps I could take it up past Makino hut and give that rock I shot with my uncles P14 in 1963...
    Liked On: 12-03-2021, 07:47 PM
  10. Micky Duck
    Micky Duck liked post by grandpamac On thread : Is it Pressure or Powder Capacity?
    Greetings All, An interesting thread. In overall summary, with all other variations being equal, could we say? More powder then more erosion. Smaller bore then more erosion. Perhaps also? Higher...
    Liked On: 12-03-2021, 07:21 PM
  11. rugerman
    rugerman liked post by grandpamac On thread : A semi-automatic rifle for the next hunting season
    Greetings All, From the photo Horst seems to be having a good laugh about something. Maybe it is us. Perhaps his hunting buddy got his lederhosen caught in a barbed wire fence. Time will tell....
    Liked On: 12-03-2021, 04:11 PM
  12. veitnamcam
    veitnamcam liked post by grandpamac On thread : Is it Pressure or Powder Capacity?
    Greetings Hermitage, I had a quick dig on the internet and came up with a couple of barrel life calculators including Mikes Spreadsheet. The input variables for the calculators are: Projectile...
    Liked On: 12-03-2021, 10:33 AM
  13. Pushover
    Pushover liked post by grandpamac On thread : Is it Pressure or Powder Capacity?
    Greetings Hermitage, I had a quick dig on the internet and came up with a couple of barrel life calculators including Mikes Spreadsheet. The input variables for the calculators are: Projectile...
    Liked On: 12-03-2021, 09:33 AM
  14. Grantn
    Grantn liked post by grandpamac On thread : Public Land Roar Predictions?
    As a total WAG for Hawkes Bay I pick 21 March for Reds. In the UK their date works out to 25 March. I have often heard an early Sika roar in the last week end in March. Grandpamac.
    Liked On: 12-03-2021, 08:06 AM
  15. Mooseman
    Mooseman liked post by grandpamac On thread : .303 enfield sniper hunt
    Greeting Mooseman, Moa Hunter, Viper, Mathias Mimms, and All, Thanks for your likes and comment on my unique .303. The rifle is one of three from my old soldiers cabinet that has connections to now...
    Liked On: 11-03-2021, 06:35 PM

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