The Ultimate Ammunition Reloading Load Data Resource

Load data with 4.6 M loads covering 5,495 bullets, 278 powders and 465 calibers.

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Bullet Brands covered

RWS bullets load dataNorth Fork bullets load dataNorma bullets load dataNosler bullets load dataHornady bullets load dataIBEX bullets load dataLOS bullets load dataGeco bullets load dataSierra bullets load dataBarnes bullets load dataBerger bullets load dataViper Bullets bullets load dataSAKO bullets load dataSpeer bullets load data

Why reloaders choose XXL Reloading

Innovative

Easily compare performance of different powders and see impact of varying barrel length.

Independent

Find extensive load data for bullets and powders of various brands in one place.

Powerful

Use our calculators to customize load data to your exact specifications.

Our Load Data

About xxlreloading.com

xxlreloading.com is a powerful resource for handloaders that offers extensive reloading data for bullets and powders of various brands and manufacturers in one place, even for the oddest calibers. Re-loaders compare key characteristics of various loads for a specific bullet and caliber combination such as powder charge, load ratio, standard maximum pressure, velocity, and powder conversion. Also, see how loads perform for different barrel lengths which is particularly important for regions where silencers are used with shorter barrels. All the loads are developed and reviewed by our pro staff. They regularly add new loads to the database. Feel free to suggest loads should you miss any.

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Additional Features for Reloaders

Our Load Data Source

Ballistics- and Powder Models

Inner-Ballistics Formulas

All loads are determined by our highly sophisticated ballistics simulator which takes all relevant aspects into account such as powder properties, bullet and cartridge dimensions. The underlying models are discussed in detail in the relevant literature. The art is to calibrate these models based on real tests to improve accuracy.

Advanced Simulations

Load data velocity vs. pressure chart

We worked with one of the most well-known experts in this field to optimize our models. Other existing ballistic calculators have often been developed based on old programming languages and limited processing capacities of historical computers. Our models run on high-end cloud servers which allow us to do more iterations for better results.