JWC Environmental > Grinders

JWC Environmental is a global leader in solids reduction and separation systems for customers in several industries, including wastewater treatment, petroleum, food processing, agriculture, marine, recycling, product destruction and more. In 1973, JWCE invented the Muffin Monster, the world's first dual-shafted wastewater grinder. Today, JWCE has shipped over 35,000 waste shredders and screens worldwide and our family of 150 employees is committed to providing customers with cutting edge technologies, services and value.

Muffin Monster Grinders

The patented Muffin Monster® design has established new standards in product performance and reliability due to decades of technical advancements and innovative design improvements. These rugged sewage grinding machines shred most any material capable of disrupting your system.

With over 35,000 installations, the proven capabilities of the Muffin Monster is legendary in providing solutions for the ever more stringent operational needs arising throughout the industry.

The Muffin Monster sewage grinder has proven itself over the last four decades in the most demanding wastewater solids reduction applications including: pump station protection; sludge, grease or scum lines; septage receiving stations; prison and jail sewer lines and more.

Features and Benefits

Dual Shafted Sewage and Sludge Grinder

Compact and Efficient Design

Cartridge Seal Assembly

High-Flow Side Rails (patented)

Automated Monitoring and Controls

Ease and Flexibility of Installation