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Hornady Superformance, .270 Winchester, SST, 130 Grain, 500 Rounds

(27 customer reviews)

$250.00

Hornady Superformance 270 Win 130 gr GMX gas firearms. Boost your rifle’s efficiency to 200fps with no additional chamber pressure, recoil, muzzle blast, temperature sensitivity, dirt, or loss of accuracy. Superior performance – uses progressive thrusters that absorb your preferences.

Hornady Superformance 270 For Sale

Hornady Superformance 270i Superformance ammunition is among SAAMI’s proven safe pressure guidelines. Gas firearms (direct hit or gas piston) are entirely safe to use with high-yield shells. However, Hernandez ballistics have experimented with different types of weapons (including suppressor-equipped firearms), and our research concludes that some systems perform much better with high-yield ammunition than others.

Gas/gas piston semiautomatic or selective Hornady 3006 fire pistols are recommended to perform best with high-performance ammunition. Rifle-length gas systems of 20 inches or more are optimal for reliable firing and exhaust.

Any other configuration, especially a tiny barrel/gas system, is best served with a compatible gas system installed, especially if a suppressor is installed. Buy Hornady Superformance, 6.5 Creedmoor, GMX, 120 Grain, 500 Rounds online.

Due to the long duration of peak pressure produced by the Superformance 6, the post-peak / downstream port pressure at the standard and mid-length carbine gas port locations is even higher than that produced by the standard fuel.

It tends to flood the system with a greater volume of gas at a higher rate, which tries to open the bolt on the gun too quickly. This is a time-consuming problem. The cartridge case Hornady Superformance 270 still swells as a result of the pressure exerted during firing when the gun simultaneously tries to pull the cartridge case out before it has a chance to return to its original shape, or more simply: the weapon is still in process or firing while trying to remove the cartridge case.

If the firearms and Hornady Superformance 270 are not compatible, the cartridge case may be what is commonly known as a “pressure mark.” This is indicated by movement/marking of the cartridge case head, box primer, flat primer, ripped or torn cartridge case, “busted primer,” and any combination of these effects. If any of these “signs of pressure” are apparent, stop shooting immediately.

27 reviews for Hornady Superformance, .270 Winchester, SST, 130 Grain, 500 Rounds

  1. Ryker (verified owner)

    I ordered 9mm Norma and it arrived as expected in a week. Although their initial auto-email conformation was worded poorly and misleadingly, the order came out OK. It pays to be patient with them because their communication messages are not very assuring. The package was well done and wrapped in “Tamper Detection” tape, which is god for preventing shipping breaches. If simply measured by my shipment results they deserve a good rating.

  2. Nicholas (verified owner)

    I ordered 9mm Norma and it arrived as expected in a week. Although their initial auto-email conformation was worded poorly and misleadingly, the order came out OK. It pays to be patient with them because their communication messages are not very assuring. The package was well done and wrapped in “Tamper Detection” tape, which is god for preventing shipping breaches. If simply measured by my shipment results they deserve a good rating.

  3. Dominic (verified owner)

    Ammo prices were decent, plus free shipping. Ordered knowing they said it would take 10 days to ship. It was 3 weeks and I emailed them and received a reply that ammo was being shipped. Shortly thereafter I received a tracking number. Upon receiving my ammo the picture showed in a wooden crate and sealed metal can inside. I received a beaten up box that was highly taped. Opened the box and all of the boxes inside were crushed, broken, and ammo everywhere. When I inquired about the bait and switch I was told I paid for the ammo not the crate, or metal box.

  4. David (verified owner)

    I am starting to get concerned about a pending purchase I made online of in stock ammo. Tomorrow will be two full weeks since the order was placed. Yes I know that there was a holiday and Black Friday involved but it has been years since shipping of any in stock order has taken weeks to be shipped (not received). I will update this post when shipped and received. I really held out hope that this was going to be a smooth transaction.

  5. Mateo (verified owner)

    Just be careful when ordering, read what ever description they have. Bait and switch. Order Not Shipped 1 Month After Placing It *Updated* I placed an order on 20 Aug understanding that Steel City had increased their lead times to 10 business days (info from their website). Only problem is it is now 20 Sep and I still have not received my order. Between then and now I’ve attempted to contact them through email, phone, and text but received no response at all. Order status says “Processing” on their website. If they’re still waiting on a shipment of ammo to be able to fulfill my order, then cool, I get it. Unfortunately I can’t actually get any update because it’s impossible to get in contact with anyone over there. If they ever do contact me I’ll try and update this review but right now I’m contemplating if I should call my bank and claim fraud for the charge on this order. *Update: I was finally able get in contact with the company via Facebook and they shipped out my order the next business day. It arrived 3 days later. Apparently there was a safety recall of the ammo I originally ordered (ZSR) so they substituted a different brand (Wolf) with my approval. Upgrading to 4 stars since they took care of me, but can’t swing 5 due to the difficulty in getting in contact with the company.

  6. Michael (verified owner)

    I am starting to get concerned about a pending purchase I made online of in stock ammo. Tomorrow will be two full weeks since the order was placed. Yes I know that there was a holiday and Black Friday involved but it has been years since shipping of any in stock order has taken weeks to be shipped (not received). I will update this post when shipped and received. I really held out hope that this was going to be a smooth transaction.

  7. Bryan (verified owner)

    Just be careful when ordering, read what ever description they have. Bait and switch. Order Not Shipped 1 Month After Placing It *Updated* I placed an order on 20 Aug understanding that Steel City had increased their lead times to 10 business days (info from their website). Only problem is it is now 20 Sep and I still have not received my order. Between then and now I’ve attempted to contact them through email, phone, and text but received no response at all. Order status says “Processing” on their website. If they’re still waiting on a shipment of ammo to be able to fulfill my order, then cool, I get it. Unfortunately I can’t actually get any update because it’s impossible to get in contact with anyone over there. If they ever do contact me I’ll try and update this review but right now I’m contemplating if I should call my bank and claim fraud for the charge on this order. *Update: I was finally able get in contact with the company via Facebook and they shipped out my order the next business day. It arrived 3 days later. Apparently there was a safety recall of the ammo I originally ordered (ZSR) so they substituted a different brand (Wolf) with my approval. Upgrading to 4 stars since they took care of me, but can’t swing 5 due to the difficulty in getting in contact with the company.

  8. Noah (verified owner)

    Ammo prices were decent, plus free shipping. Ordered knowing they said it would take 10 days to ship. It was 3 weeks and I emailed them and received a reply that ammo was being shipped. Shortly thereafter I received a tracking number. Upon receiving my ammo the picture showed in a wooden crate and sealed metal can inside. I received a beaten up box that was highly taped. Opened the box and all of the boxes inside were crushed, broken, and ammo everywhere. When I inquired about the bait and switch I was told I paid for the ammo not the crate, or metal box.

  9. Kevin (verified owner)

    I ordered 9mm Norma and it arrived as expected in a week. Although their initial auto-email conformation was worded poorly and misleadingly, the order came out OK. It pays to be patient with them because their communication messages are not very assuring. The package was well done and wrapped in “Tamper Detection” tape, which is god for preventing shipping breaches. If simply measured by my shipment results they deserve a good rating.

  10. Nathaniel (verified owner)

    I ordered 4 boxes of specialty .22 LR,I waited a little longer than normal,then finally received the WRONG AMMO. I called and emailed with no response,so I finally just kept calling over and over and received a call back from the company. They explained that 2 orders had gotten mixed up..blah blah,and wanted me to send this ammo back to them.. When I opened my actual ammo that I had ordered,it was all taped together with packing tape,which ripped the label off of one and made the others sticky. I returned the wrong ammo to them in the same fashion,all taped up together.

  11. Zane (verified owner)

    Had issues once but they were resolved

  12. Edward (verified owner)

    It doesn’t matter how expensive shipping is, you have to calculate all together to see what each round cost you. So far I can’t find fmj 9mm cheaper. For now I keep returning to them. It takes 4-5 days to PA.

  13. Zane (verified owner)

    At a time when ammo was scarce, they had what I was looking for. I read some negative reviews, but decided to order anyway. I placed my order on the evening of 3/3/22 and also created an account at that time so I could get tracking information. The next morning, I received an order confirmation email. That afternoon (3/4/22), I received an email that my order had shipped along with the tracking info. My order was delivered on 3/7/22 (a Sunday!). The shipping box was sealed with tamper-proof tape. The ammo boxes were all sealed, and my order was correct.

  14. Lucas (verified owner)

    ordered 4 times and received pretty fast .308

  15. David (verified owner)

    I had an issue with getting my order, due to shipping issues. Customer service responded promptly, but was somewhat apathetic. Now, my order seems to be in order, so I’m changing my one star review to three.

  16. Bryan (verified owner)

    I am starting to get concerned about a pending purchase I made online of in stock ammo. Tomorrow 12/10/21 will be two full weeks since the order was placed. Yes I know that there was a holiday and Black Friday involved but it has been years since shipping of any in stock order has taken weeks to be shipped (not received). I will update this post when shipped and received. I really held out hope that this was going to be a smooth transaction.

  17. Nathaniel (verified owner)

    At a time when ammo was scarce, they had what I was looking for. I read some negative reviews, but decided to order anyway. I placed my order on the evening of 3/3/22 and also created an account at that time so I could get tracking information. The next morning, I received an order confirmation email. That afternoon (3/4/22), I received an email that my order had shipped along with the tracking info. My order was delivered on 3/7/22 (a Sunday!). The shipping box was sealed with tamper-proof tape. The ammo boxes were all sealed, and my order was correct.

  18. Hayden (verified owner)

    I bought last week, got an email with tracking # all good. The package gets to my local FedEx hub, cannot and will not deliver because of damage and returning whatever is left of it back to the shipper. No communication, nothing. I sent email to their “customer service” nothing, and calling them is a waste of time as everyone has already stated.

  19. Dominic (verified owner)

    I ordered 9mm Norma and it arrived as expected in a week. Although their initial auto-email conformation was worded poorly and misleadingly, the order came out OK. It pays to be patient with them because their communication messages are not very assuring. The package was well done and wrapped in “Tamper Detection” tape, which is god for preventing shipping breaches. If simply measured by my shipment results they deserve a good rating.

  20. Robert (verified owner)

    Ammo is fine…shipping is OUTRAGEOUS! For 3 cases of ammo. When I checked retail prices from UPS, it came out to about half that. They are clearly in the business of making money on shipping which is not good business practice.

  21. Kayden (verified owner)

    After reading some reviews I was a little worried that something would go wrong somewhere in the process. Glad to say everything went 100% as planned. I ordered 100 rounds of .45 FMJ and this is exactly what I received. The boxes were a little torn but other than that it was what I wanted. I will be making another order for 9mm rounds.

  22. Ryder (verified owner)

    Ammo prices were decent, plus free shipping. Ordered knowing they said it would take 10 days to ship. It was 3 weeks and I emailed them and received a reply that ammo was being shipped. Shortly thereafter I received a tracking number. Upon receiving my ammo the picture showed in a wooden crate and sealed metal can inside. I received a beaten up box that was highly taped. Opened the box and all of the boxes inside were crushed, broken, and ammo everywhere. When I inquired about the bait and switch I was told I paid for the ammo not the crate, or metal box.

  23. Aadarsh (verified owner)

    I have never heard of \”Norma\” brand ammo before, but it appears to be of good quality and I am eager to try it out at the range. To all the people that complained about lack of communication, I received an email every step of the way and could not ask for more. The prices were fair, but the only downsides were the shipping costs and handling fee. Overall, I am happy with my experience and I will likely buy again.

  24. Zohar (verified owner)

    I just received my 22lr rounds caught a sale they had going for 500rnds order it March 4th came March 31st they were packed nice and oily had to reach out through email 1time and they responded with the tracking number from FedEx only thing is the wait

  25. Ryan (verified owner)

    Ammo arrived as described. However they don\’t reply to customer service inquiries at all.

  26. Daniel (verified owner)

    I am starting to get concerned about a pending purchase I made online of in stock ammo. Tomorrow will be two full weeks since the order was placed. Yes I know that there was a holiday and Black Friday involved but it has been years since shipping of any in stock order has taken weeks to be shipped (not received). I will update this post when shipped and received. I really held out hope that this was going to be a smooth transaction.

  27. Owen (verified owner)

    I am starting to get concerned about a pending purchase I made online of in stock ammo. Tomorrow will be two full weeks since the order was placed. Yes I know that there was a holiday and Black Friday involved but it has been years since shipping of any in stock order has taken weeks to be shipped (not received). I will update this post when shipped and received. I really held out hope that this was going to be a smooth transaction.

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