R2K's High Power Rocketry Blog

High Power Rocketry Posts

Sport Rocketry / Recovery / Recovery Wadding

How is hpr wadding (aka dog barf) made? (2011-07-15)

"Commonly used by model and high power rocket fliers to protect the recovery system from the ejection charge. It's biodegradable and fire resistant. Most other recovery protecting materials are a ... [Read More]