{"id":13507,"date":"2026-08-07T13:13:45","date_gmt":"2026-08-07T10:13:45","guid":{"rendered":"https:\/\/localhost\/wordpress\/?post_type=product&p=13507"},"modified":"2026-09-09T10:01:01","modified_gmt":"2026-09-09T07:01:01","slug":"proctor-moulds-and-rammers","status":"publish","type":"product","link":"https:\/\/www.liyatest.com.tr\/en\/urun\/proctor-moulds-and-rammers\/","title":{"rendered":"Proctor Moulds and Rammers"},"content":{"rendered":"

[vc_row][vc_column][vc_column_text css=”” woodmart_inline=”no” text_larger=”no”]<\/p>\n

What Are Proctor Moulds and Rammers?<\/h2>\n

Proctor Moulds and Rammers<\/strong> are laboratory accessories used to determine the relationship between the water content and dry density of soils and selected road construction materials.<\/p>\n

During a Proctor compaction test, the prepared material is placed into a mould in several layers. Each layer is compacted using a specified rammer mass, drop height and number of blows.<\/p>\n

The procedure is repeated at different moisture contents. The resulting measurements are used to establish a compaction curve and determine the optimum moisture content and maximum dry density<\/strong> of the material.<\/p>\n

Different international test methods require different mould dimensions, rammer masses and free-fall heights. Liya Test therefore provides ASTM, EN and BS-type configurations within the same product family.<\/p>\n

ASTM Standard Proctor Mould and Rammer<\/h2>\n

The LT-S0055 Standard Proctor Mould<\/strong> has an internal diameter of 101.6 \u00b1 0.4 mm<\/strong> and a body height of 116.4 \u00b1 0.5 mm<\/strong>.<\/p>\n

The corresponding LT-S0057 Standard Proctor Rammer<\/strong> has a nominal diameter of 50.8 mm<\/strong>, a mass of 2495 \u00b1 23 g<\/strong> and a free-fall height of 304.8 \u00b1 1 mm<\/strong>.<\/p>\n

These dimensions are consistent with the standard-effort laboratory compaction arrangement used in ASTM D698-12(2021)<\/strong>. ASTM describes a 101.6 or 152.4 mm mould with an approximately 2.5 kg rammer dropped from about 305 mm to produce a compactive effort of approximately 600 kN\u00b7m\/m\u00b3<\/strong>.<\/p>\n

ASTM Modified Proctor Equipment<\/h2>\n

Higher compaction energy is required for the modified Proctor procedure.<\/p>\n

The LT-S0056 Modified Proctor Mould<\/strong> has an internal diameter of 152.4 \u00b1 0.7 mm<\/strong> and a body height of 116.4 \u00b1 0.5 mm<\/strong>.<\/p>\n

The LT-S0058 Modified Proctor Rammer<\/strong> has a diameter of 50.8 mm<\/strong>, a mass of 4540 \u00b1 10 g<\/strong> and a free-fall height of 457 \u00b1 1.3 mm<\/strong>.<\/p>\n

The current ASTM D1557-12(2021)<\/strong> defines modified-effort laboratory compaction using an approximately 4.5 kg rammer dropped from 457 mm, producing a compactive effort of approximately 2700 kN\u00b7m\/m\u00b3<\/strong>.<\/p>\n

EN Type A and Type B Proctor Equipment<\/h2>\n

For EN applications, Liya Test provides Type A and Type B Proctor equipment<\/strong>.<\/p>\n

The LT-S0060 Type A Standard Proctor Mould<\/strong> has a nominal internal diameter of 100 \u00b1 1 mm<\/strong> and a body height of 120 \u00b1 1 mm<\/strong>.<\/p>\n

The corresponding LT-S0062 Type A Standard Proctor Rammer<\/strong> has a diameter of 50 \u00b1 0.5 mm<\/strong>, a mass of 2500 \u00b1 20 g<\/strong> and a free-fall height of 305 \u00b1 3 mm<\/strong>.<\/p>\n

The LT-S0063 Type B Modified Proctor Rammer<\/strong> uses a 4500 \u00b1 40 g<\/strong> mass and a 457 \u00b1 3 mm<\/strong> free-fall height.<\/p>\n

BS EN 13286-2:2010<\/strong> specifies Proctor compaction methods for determining the relationship between water content and dry density of unbound and hydraulically bound mixtures used in road construction and civil engineering works. BSI currently lists the standard as Current, Under Review<\/strong>.<\/p>\n

Galvanized Steel Mould Construction<\/h2>\n

The Proctor moulds are manufactured from plated or galvanized steel and are supplied as a laboratory mould assembly.<\/p>\n

The typical configuration includes the mould body, extension collar and base plate<\/strong>. The removable collar allows the material to be compacted slightly above the mould body before the excess material is trimmed to the required level.<\/p>\n

Durable steel construction supports repeated impact loading during routine laboratory compaction testing.<\/p>\n

Soil-Cement Compaction Applications<\/h2>\n

The product group also references ASTM D558<\/strong>.<\/p>\n

The active version is ASTM D558\/D558M-19<\/strong>, which determines the relationship between water content and density of soil-cement mixtures before cement hydration. The method uses a 944 cm\u00b3 mould and an approximately 2.5 kg rammer dropped from about 305 mm.<\/p>\n

This standard is therefore relevant when the mould and rammer equipment is used for soil-cement specimen preparation rather than conventional untreated-soil Proctor testing.<\/p>\n

Standard and Modified Compaction Testing<\/h2>\n

Standard and modified Proctor methods use different compactive energies.<\/p>\n

The standard procedure applies lower impact energy, while the modified method uses a heavier rammer and greater drop height. This allows laboratories to evaluate material behaviour under different levels of compaction effort.<\/p>\n

Correct selection of the mould, rammer mass and drop height is essential because these parameters directly affect the resulting moisture-density relationship.<\/p>\n

Overall, Proctor Moulds and Rammers<\/strong> provide the basic equipment required for controlled standard and modified compaction testing of soils and road construction materials.<\/p>\n

[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

STANDART:\u00a0<\/span><\/strong> ASTM D 698, D 1557, D 558 ; AASHTO T 99, T180, T 134 ; TS EN 13286-2; BS 1377:4, 1924:2; TS 1900-1<\/span><\/p>\n

LT-S0055<\/strong>\u00a0 \u00a0 \u00a0 \u00a0Standard Proctor Mould <\/em>| ASTM<\/em><\/p>\n

LT-S0056<\/strong>\u00a0 \u00a0 \u00a0 \u00a0Modified Proctor Mould <\/em>| ASTM<\/em><\/p>\n

LT-S0060<\/strong>\u00a0 \u00a0 \u00a0 Standard Proctor Mould \u00a0<\/em>| EN, A Tipi<\/em><\/p>\n

LT-S0061<\/strong>\u00a0 \u00a0 \u00a0 Modified Proctor Mould \u00a0<\/em>| EN, B Tipi<\/em><\/p>\n

LT-S0065<\/strong>\u00a0 \u00a0 \u00a0 Standard Proctor Mould \u00a0<\/em>| EN, 1 Litre<\/em><\/p>\n

LT-S0057<\/strong>\u00a0 \u00a0 \u00a0 Standard Proctor Rammer \u00a0<\/em>| ASTM<\/em><\/p>\n

LT-S0058<\/strong>\u00a0 \u00a0 \u00a0 Modified Proctor Rammer <\/em>| ASTM<\/em><\/p>\n

LT-S0062<\/strong>\u00a0 \u00a0 \u00a0 Standard Proctor Rammer \u00a0<\/em>| EN, A Tipi<\/em><\/p>\n

LT-S0063<\/strong>\u00a0 \u00a0 \u00a0 Modified Proctor Rammer \u00a0<\/em>| EN, B Tipi<\/em><\/p>\n

LT-S0075<\/strong>\u00a0 \u00a0 \u00a0 Automatic Soil Compactor<\/em><\/a><\/p>\n","protected":false},"featured_media":11800,"template":"","meta":[],"product_brand":[],"product_cat":[163,161],"product_tag":[],"class_list":["post-13507","product","type-product","status-publish","has-post-thumbnail","product_cat-compacted-road-base-subbase-soil-testing","product_cat-soil","first","instock","shipping-taxable","product-type-grouped"],"yoast_head":"\nProctor Moulds and Rammers | Soil Compaction Testing | Liya Test<\/title>\n<meta name=\"description\" content=\"Proctor Moulds and Rammers for standard and modified soil compaction testing according to ASTM, EN and BS laboratory methods.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.liyatest.com.tr\/en\/urun\/proctor-moulds-and-rammers\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" 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