Same-Day ShippingQuality Guaranteed
sales@machrio.comGet a Quote
Machrio
AccountCart

Hearing Protection

Hearing protection devices are essential PPE for industrial environments where noise exposure exceeds OSHA's permissible exposure limit of 85 dBA over an 8-hour workday. Our selection includes disposable and reusable earplugs with Noise Reduction Ratings (NRR) ranging from 25 to...

26 products
Bullet Shaped Earplugs with PU Foam, 32 dB Noise Reduction Rating, featuring Soft Comfort and Moldable Design for Noise Protection in Industrial Environments, Pkg Qty 200
Unbranded|SKU: AA7537051
Bullet Shaped Earplugs with PU Foam, 32 dB Noise Reduction Rating, featuring Soft Comfort and Moldable Design for Noise Protection in Industrial Environments, Pkg Qty 200

PU Foam Bullet Shaped Earplugs providing 32 dB noise reduction in a Pkg Qty 200 configuration for industrial noise protection in high-volume environments. These earplugs are engineered with PU foam to ensure a comfortable fit, featuring a moldable design for optimal noise isolation, ensuring long-term reliability in manufacturing, construction, and other high-noise applications. The Pkg Qty 200 configuration is specifically designed for bulk usage, offering enhanced value and convenience in high

$29.99 /eachIn Stock
Get Quote
Bullet Shaped Earplugs, Universal Size, Orange, Corded, NRR 32 dB
Unbranded|SKU: AA7537052
Bullet Shaped Earplugs, Universal Size, Orange, Corded, NRR 32 dB

High Noise Reduction: NRR 32dB effectively blocks loud noises in industrial and recreational environments. Bullet-Shaped Design: Conforms to ear canal contours for a secure fit and optimal noise isolation. PU Foam Material: Features slow-rebound memory foam for comfort and prolonged wear. Corded Design: Prevents loss and allows for easy retrieval, ideal for workplaces requiring frequent removal. Surface Stain-Resistant Treatment: Ensures hygiene and safe wearing during use. Trusted Brand: From A

$0.45 /eachIn Stock
Get Quote
Previous12

How to Choose the Right Hearing Protection

When selecting hearing protection, the primary consideration is the Noise Reduction Rating (NRR). Choose protection based on workplace noise levels, aiming for an NRR that reduces exposure to below 85 dBA. Consider that the actual field attenuation is typically lower than the laboratory-tested NRR, so it's recommended to select a higher rating than minimally required. For environments with intermittent noise exposure, corded options allow workers to temporarily remove protection while keeping it readily accessible.

Material and design choices impact both comfort and functionality. Polyurethane foam earplugs offer excellent noise reduction and conform to the ear canal, but are typically single-use. Christmas tree-style plugs made from softer silicone or TPE materials are washable and reusable, though they generally provide lower NRR values. Consider the duration of use, frequency of insertion/removal, and environmental conditions when selecting between disposable and reusable options.

Compliance with safety standards is crucial. All hearing protection should meet ANSI S3.19-1974 or more recent standards. For European workplaces, look for CE marking and EN 352 compliance, with SNR ratings provided. Consider additional features like metal detectability for food processing environments, high-visibility colors for safety compliance monitoring, and packaging options that support hygiene and proper distribution in industrial settings.

Frequently Asked Questions

How do I choose between corded and uncorded earplugs?
Corded earplugs are recommended for environments where workers need to frequently remove and reinsert hearing protection, or where there's a risk of losing earplugs in sensitive work areas. They're slightly more expensive but reduce loss and contamination risks. Uncorded options are more economical for continuous use scenarios and disposable applications.
What's the difference between NRR and SNR ratings?
NRR (Noise Reduction Rating) is the U.S. standard measured in decibels, while SNR (Single Number Rating) is the European standard. SNR values are typically higher than NRR for the same product due to different testing methodologies. For U.S. workplace compliance, focus on the NRR rating.
How often should disposable earplugs be replaced?
Disposable foam earplugs should be replaced after each use or at least daily. Signs for replacement include visible dirt, hardening of foam, slow expansion after compression, or loss of elasticity. In dirty or dusty environments, more frequent replacement may be necessary.
What are the minimum order quantities for bulk purchases?
Most disposable earplugs are available in boxes of 100-200 pairs, with case quantities typically ranging from 1,000 to 2,000 pairs. Bulk pricing discounts usually start at case quantity purchases. Reusable earplugs often have lower MOQs, starting at 50-100 pairs.
Can different styles of earplugs be used interchangeably?
While different styles can provide adequate protection, they shouldn't be used interchangeably without considering specific workplace requirements. Bullet-shaped foam provides highest NRR but requires proper insertion technique, while Christmas tree designs offer easy insertion but lower NRR. Match the style to both protection requirements and user preference for best compliance.